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| | ppiB | Peptidyl-prolyl cis-trans isomerase; Cyclophilin family. (358 aa) |
| | Pro_0072 | Protein implicated in RNA metabolism (PRC-barrel domain). (357 aa) |
| | Pro_0075 | YGGT family membrane protein. (106 aa) |
| | psbX | Photosystem II protein X PsbX; Involved in the binding and/or turnover of quinones at the Q(B) site of Photosystem II. (55 aa) |
| | Pro_0120 | Uncharacterized conserved membrane protein; Probably membrane disulfide-isomerase. (313 aa) |
| | Pro_0122 | Predicted protein. (34 aa) |
| | crtQ | Zeta-carotene desaturase; Catalyzes the conversion of zeta-carotene to lycopene via the intermediary of neurosporene. It carries out two consecutive desaturations (introduction of double bonds) at positions C-7 and C-7'. (486 aa) |
| | ndhO | Uncharacterized protein; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. Cyanobacterial NDH-1 also plays a role in inorganic carbon-concentration. (86 aa) |
| | ycf3 | TPR-repeat protein; Essential for the assembly of the photosystem I (PSI) complex. May act as a chaperone-like factor to guide the assembly of the PSI subunits; Belongs to the Ycf3 family. (173 aa) |
| | crtB | Phytoene synthase, CrtB. (303 aa) |
| | pds | Phytoene dehydrogenase, phytoene desaturase. (469 aa) |
| | ndhM | Uncharacterized protein; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. Cyanobacterial NDH-1 also plays a role in inorganic carbon-concentration. (115 aa) |
| | Pro_0171 | Conserved NnrU/NnuR ortholog membrane enzyme; Belongs to isoprenylcysteine O-methyltransferase family; Nitric dioxide metabolism PM: 9171397. (245 aa) |
| | ndhF | NAD(P)H-quinone oxidoreductase chain 5. (667 aa) |
| | ndhD | NAD(P)H-quinone oxidoreductase chain 4; NDH-1 shuttles electrons from NAD(P)H, via FMN and iron- sulfur (Fe-S) centers, to quinones in the respiratory chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient; Belongs to the complex I subunit 4 family. (557 aa) |
| | ndhE | NAD(P)H-quinone oxidoreductase chain 4L; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. Cyanobacterial NDH-1 also plays a role in inorganic carbon-concentration. (108 aa) |
| | ndhG | NAD(P)H-quinone oxidoreductase chain 6; NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. Belongs to the complex I subunit 6 family. (200 aa) |
| | ndhI | NAD(P)H-quinone oxidoreductase subunit I; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient; Belongs to the complex I 23 kDa subunit family. (219 aa) |
| | ndhA | NAD(P)H-quinone oxidoreductase chain 1; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. (384 aa) |
| | ndhH | NAD(P)H-quinone oxidoreductase chain H; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. Cyanobacterial NDH-1 also plays a role in inorganic carbon-concentration. (394 aa) |
| | psbA | Photosystem II reaction center D1; Photosystem II (PSII) is a light-driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. The D1/D2 (PsbA/PsbA) reaction center heterodimer binds P680, the primary electron donor of PSII as well as several subsequent electron acceptors. (360 aa) |
| | psbO | Photosystem II manganese-stabilizing protein PsbO. (263 aa) |
| | psbH | Photosystem II 10 kDa phosphoprotein PsbH; One of the components of the core complex of photosystem II (PSII), required for its stability and/or assembly. PSII is a light- driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. (67 aa) |
| | psbN | Photosystem II reaction center N protein PsbN; May play a role in photosystem I and II biogenesis. Belongs to the PsbN family. (46 aa) |
| | psbI | Photosystem II protein PsbI; One of the components of the core complex of photosystem II (PSII), required for its stability and/or assembly. PSII is a light- driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. (42 aa) |
| | psbK | Photosystem II protein PsbK; One of the components of the core complex of photosystem II (PSII). PSII is a light-driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. (47 aa) |
| | ndhJ | NAD(P)H-quinone oxidoreductase subunit J; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. Cyanobacterial NDH-1 also plays a role in inorganic carbon-concentration. (181 aa) |
| | ndhK | NAD(P)H-quinone oxidoreductase subunit K; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. Cyanobacterial NDH-1 also plays a role in inorganic carbon-concentration; Belongs to the complex I 20 kDa subunit family. (242 aa) |
| | ndhC | NAD(P)H-quinone oxidoreductase chain 3; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. Cyanobacterial NDH-1 also plays a role in inorganic carbon-concentration. (120 aa) |
| | Pro_0326 | Rubredoxin. (143 aa) |
| | Pro_0327 | Photosystem II stability/assembly factor; Unknown. The ortholog in A.thaliana is involved in photosystem II (PSII) assembly, but knockout of the corresponding gene in Synechoccus PCC 7002 has no effect on PSII activity. (339 aa) |
| | psbE | Cytochrome b559 alpha subunit PsbE; This b-type cytochrome is tightly associated with the reaction center of photosystem II (PSII). PSII is a light-driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. Belongs to the PsbE/PsbF family. (82 aa) |
| | psbF | Cytochrome b559 beta chain PsbF; This b-type cytochrome is tightly associated with the reaction center of photosystem II (PSII). PSII is a light-driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. Belongs to the PsbE/PsbF family. (48 aa) |
| | psbL | Photosystem II protein L PsbL; One of the components of the core complex of photosystem II (PSII). PSII is a light-driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. This subunit is found at the monomer-monomer interface and is required for correct PSII assembly and/or dimerization. (39 aa) |
| | psbJ | Photosystem II protein J PsbJ; One of the components of the core complex of photosystem II (PSII). PSII is a light-driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. (65 aa) |
| | psbT | Photosystem II reaction center T PsbT; Seems to play a role in the dimerization of PSII. Belongs to the PsbT family. (31 aa) |
| | psbB | Photosystem II chlorophyll a-binding protein CP47-like protein; One of the components of the core complex of photosystem II (PSII). It binds chlorophyll and helps catalyze the primary light- induced photochemical processes of PSII. PSII is a light-driven water:plastoquinone oxidoreductase, using light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation; Belongs to the PsbB/PsbC family. PsbB subfamily. (517 aa) |
| | fdx | Ferredoxin. (130 aa) |
| | psbM | Photosystem II protein M PsbM; One of the components of the core complex of photosystem II (PSII). PSII is a light-driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. This subunit is found at the monomer-monomer interface. (50 aa) |
| | petB | Cytochrome b6; Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions. (218 aa) |
| | petD | Cytochrome b6-f complex subunit 4; Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions. (160 aa) |
| | psaE | Photosystem I reaction centre subunit IV PsaE; Stabilizes the interaction between PsaC and the PSI core, assists the docking of the ferredoxin to PSI and interacts with ferredoxin-NADP oxidoreductase; Belongs to the PsaE family. (69 aa) |
| | ndhB | NAD(P)H-quinone oxidoreductase chain 2; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. Cyanobacterial NDH-1 also plays a role in inorganic carbon-concentration. (524 aa) |
| | cyoC | Cytochrome c oxidase subunit III. (200 aa) |
| | cyoB | Cytochrome c oxidase subunit I; Cytochrome c oxidase is the component of the respiratory chain that catalyzes the reduction of oxygen to water. Subunits 1-3 form the functional core of the enzyme complex. CO I is the catalytic subunit of the enzyme. Electrons originating in cytochrome c are transferred via the copper A center of subunit 2 and heme A of subunit 1 to the bimetallic center formed by heme A3 and copper B. (552 aa) |
| | cyoA | Cytochrome c oxidase subunit II; Subunits I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). (277 aa) |
| | ctaA | Uncharacterized membrane protein; Required for cytochrome oxidase assembly. (312 aa) |
| | cyoE | Polyprenyltransferase (cytochrome oxidase assembly factor); Converts heme B (protoheme IX) to heme O by substitution of the vinyl group on carbon 2 of heme B porphyrin ring with a hydroxyethyl farnesyl side group. (333 aa) |
| | ccmA | ABC-type multidrug transport system ATPase component. (337 aa) |
| | Pro_0446 | ABC-type multidrug transport system permease component. (283 aa) |
| | Pro_0447 | Predicted protein. (168 aa) |
| | petA | Apocytochrome F; Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions. (310 aa) |
| | petC | Cytochrome b6/f complex subunit; Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions. Belongs to the Rieske iron-sulfur protein family. (178 aa) |
| | psaJ | Photosystem I reaction centre subunit IX PsaJ; May help in the organization of the PsaE and PsaF subunits. Belongs to the PsaJ family. (44 aa) |
| | psaF | Photosystem I reaction centre subunit III precursor (PSI-F); Probably participates in efficiency of electron transfer from plastocyanin to P700 (or cytochrome c553 in algae and cyanobacteria). This plastocyanin-docking protein contributes to the specific association of plastocyanin to PSI; Belongs to the PsaF family. (183 aa) |
| | psb27 | Photosystem II protein Psb27; Plays a role in the repair and/or biogenesis of the calcium- manganese-oxide cluster on the lumenal face of the thylakoid membrane. Its presence in a photosystem II (PSII) preparation prevents binding of some small extrinsic subunits and thus assembly of calcium-manganese- oxide cluster. (144 aa) |
| | Pro_0528 | Uncharacterized YfiH family conserved protein; Belongs to the multicopper oxidase YfiH/RL5 family. (262 aa) |
| | Pro_0529 | Uncharacterized protein; Conserved in cyanobacteria. (297 aa) |
| | psaM | Photosystem I reaction centre subunit XII PsaM. (34 aa) |
| | ndhL | Inorganic carbon transport protein, IctA; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. Cyanobacterial NDH-1 also plays a role in inorganic carbon-concentration. (78 aa) |
| | Pro_0584 | Phytoene dehydrogenase / carotenoid isomerase. (521 aa) |
| | psbY | Photosystem II protein Y PsbY; Manganese-binding polypeptide with L-arginine metabolizing enzyme activity. Component of the core of photosystem II. Belongs to the PsbY family. (40 aa) |
| | Pro_0662 | NADPH-dependent reductase. (354 aa) |
| | Pro_0752 | Uncharacterized membrane protein; Conserved in cyanobacteria. (125 aa) |
| | psb28 | Photosystem II reaction centre W protein; Psb28; Belongs to the Psb28 family. (117 aa) |
| | Pro_0773 | Uncharacterized protein; Conserved in cyanobacteria; Also present in plants, domain may be involved in signal transduction, see GI:17232441. (241 aa) |
| | Pro_0776 | Alpha/beta superfamily hydrolase. (243 aa) |
| | pcbA | Chlorophyll a/b binding light harvesting protein PcbA; The antenna complex functions as a light receptor, it captures and delivers excitation energy to photosystems II and I. The Prochlorales pcb genes are not related to higher plant LHCs. (351 aa) |
| | lcyE | Lycopene epsilon cyclase. (428 aa) |
| | pqqL | Zn-dependent peptidase. (417 aa) |
| | pqqL-2 | Zn-dependent peptidase; Belongs to the peptidase M16 family. (425 aa) |
| | Pro_0845 | NAD dependent epimerase/dehydratase. (184 aa) |
| | Pro_0846 | Uncharacterized protein; Conserved in cyanobacteria. (135 aa) |
| | Pro_0879 | NAD dependent epimerase/dehydratase. (225 aa) |
| | pcbC | Chlorophyll a/b binding light harvesting protein PcbC; The antenna complex functions as a light receptor, it captures and delivers excitation energy to photosystems II and I. The Prochlorales pcb genes are not related to higher plant LHCs. (351 aa) |
| | pcbG | Chlorophyll a/b binding light harvesting protein PcbG; The antenna complex functions as a light receptor, it captures and delivers excitation energy to photosystems I. The Prochlorales pcb genes are not related to higher plant LHCs. (353 aa) |
| | Pro_0894 | Uncharacterized membrane protein; Conserved in cyanobacteria. (168 aa) |
| | Pro_0896 | Uncharacterized membrane protein; Conserved in cyanobacteria. (211 aa) |
| | petN | Cytochrome B6-F complex subunit VIII; Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions. (33 aa) |
| | thf1 | Uncharacterized protein; May be involved in photosynthetic membrane biogenesis. (214 aa) |
| | psaK | Photosystem I reaction center subunit PsaK. (85 aa) |
| | Pro_0930 | Uncharacterized conserved membrane protein. (104 aa) |
| | Pro_0931 | Uncharacterized conserved membrane protein. (104 aa) |
| | ccp-2 | Peroxiredoxin. (183 aa) |
| | Pro_0935 | Ferredoxin; Ferredoxins are iron-sulfur proteins that transfer electrons in a wide variety of metabolic reactions. (73 aa) |
| | Pro_0972 | Uncharacterized membrane protein; Conserved in cyanobacteria. (189 aa) |
| | Pro_0991 | Uncharacterized protein; Conserved in cyanobacteria. (155 aa) |
| | petF | Ferredoxin, PetF. (120 aa) |
| | Pro_1056 | Uncharacterized protein; Conserved in cyanobacteria. (116 aa) |
| | ndhD-2 | NAD(P)H-quinone oxidoreductase NdhD subunit. (523 aa) |
| | psbP | Photosystem II protein P PsbP. (185 aa) |
| | petH | Ferredoxin-NADP oxidoreductase, PetH. (364 aa) |
| | lcyB | Lycopene beta cyclase related dehydrogenase. (409 aa) |
| | petG | Cytochrome b6-f complex subunit 5; Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions. PetG is required for either the stability or assembly of the cytochrome b6-f complex. (39 aa) |
| | pcbD | Chlorophyll a/b binding light harvesting protein PcbD; The antenna complex functions as a light receptor, it captures and delivers excitation energy to photosystems II and I. The Prochlorales pcb genes are not related to higher plant LHCs. (361 aa) |
| | pcbB | Chlorophyll a/b binding light harvesting protein PcbB; The antenna complex functions as a light receptor, it captures and delivers excitation energy to photosystems II and I. The Prochlorales pcb genes are not related to higher plant LHCs. (349 aa) |
| | pcbH | Chlorophyll a/b binding light harvesting protein PcbH; The antenna complex functions as a light receptor, it captures and delivers excitation energy to photosystems II and I. The Prochlorales pcb genes are not related to higher plant LHCs. (352 aa) |
| | Pro_1187 | Inactivated Zn-dependent hydrolase of the beta-lactamase fold. (249 aa) |
| | Pro_1247 | Predicted protein. (71 aa) |
| | Pro_1248 | NADPH-dependent reductase. (320 aa) |
| | petM | Cytochrome B6-F complex subunit VII; Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions. (32 aa) |
| | mhpC | Alpha/beta superfamily hydrolase. (324 aa) |
| | ycf4 | Photosystem I assembly protein; Seems to be required for the assembly of the photosystem I complex; Belongs to the Ycf4 family. (193 aa) |
| | psbD | Photosystem II reaction center D2; Photosystem II (PSII) is a light-driven water:plastoquinone oxidoreductase that uses light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation. It consists of a core antenna complex that captures photons, and an electron transfer chain that converts photonic excitation into a charge separation. The D1/D2 (PsbA/PsbA) reaction center heterodimer binds P680, the primary electron donor of PSII as well as several subsequent electron acceptors. D2 is needed for assembly of a stable PSII complex. (358 aa) |
| | psbC | Photosystem II chlorophyll a-binding protein CP43-like protein; One of the components of the core complex of photosystem II (PSII). It binds chlorophyll and helps catalyze the primary light- induced photochemical processes of PSII. PSII is a light-driven water:plastoquinone oxidoreductase, using light energy to abstract electrons from H(2)O, generating O(2) and a proton gradient subsequently used for ATP formation; Belongs to the PsbB/PsbC family. PsbC subfamily. (460 aa) |
| | pcbF | Chlorophyll a/b binding light harvesting protein PcbF; The antenna complex functions as a light receptor, it captures and delivers excitation energy to photosystems II and I. The Prochlorales pcb genes are not related to higher plant LHCs. (354 aa) |
| | Pro_1301 | Uncharacterized membrane protein; Conserved in cyanobacteria. (133 aa) |
| | Pro_1393 | NAD(P)H-quinone oxidoreductase NdhF subunit, fragment. (147 aa) |
| | fdx-3 | Ferredoxin. (99 aa) |
| | smtA-5 | SAM-dependent methyltransferase. (215 aa) |
| | pcbE | Chlorophyll a/b binding light harvesting protein PcbE; The antenna complex functions as a light receptor, it captures and delivers excitation energy to photosystems II and I. The Prochlorales pcb genes are not related to higher plant LHCs. (361 aa) |
| | Pro_1494 | PsbF-like protein; Unknown. Resembles PsbF, one of the subunits of the photosystem II reaction center. However, it encodes asparagine rather than histidine at the site PsbF uses to bind heme; Belongs to the PsbE/PsbF family. (96 aa) |
| | Pro_1593 | Uncharacterized protein; Probably a ribosomal protein or a ribosome-associated protein; Belongs to the chloroplast-specific ribosomal protein cS23 family. (126 aa) |
| | psaA | Photosystem I P700 chlorophyll A apoprotein A1 PsaA; PsaA and PsaB bind P700, the primary electron donor of photosystem I (PSI), as well as the electron acceptors A0, A1 and FX. PSI is a plastocyanin/cytochrome c6-ferredoxin oxidoreductase, converting photonic excitation into a charge separation, which transfers an electron from the donor P700 chlorophyll pair to the spectroscopically characterized acceptors A0, A1, FX, FA and FB in turn. Oxidized P700 is reduced on the lumenal side of the thylakoid membrane by plastocyanin or cytochrome c6; Belongs to the PsaA/PsaB family. (773 aa) |
| | psaB | Photosystem I P700 chlorophyll A apoprotein A2 PsaB; PsaA and PsaB bind P700, the primary electron donor of photosystem I (PSI), as well as the electron acceptors A0, A1 and FX. PSI is a plastocyanin/cytochrome c6-ferredoxin oxidoreductase, converting photonic excitation into a charge separation, which transfers an electron from the donor P700 chlorophyll pair to the spectroscopically characterized acceptors A0, A1, FX, FA and FB in turn. Oxidized P700 is reduced on the lumenal side of the thylakoid membrane by plastocyanin or cytochrome c6. (747 aa) |
| | psaI | Photosystem I subunit VIII PsaI; May help in the organization of the PsaL subunit; Belongs to the PsaI family. (38 aa) |
| | psaL | Photosystem I reaction centre subunit XI PsaL. (199 aa) |
| | ndhN | Uncharacterized protein; NDH-1 shuttles electrons from an unknown electron donor, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory and/or the photosynthetic chain. The immediate electron acceptor for the enzyme in this species is believed to be plastoquinone. Couples the redox reaction to proton translocation, and thus conserves the redox energy in a proton gradient. Cyanobacterial NDH-1 also plays a role in inorganic carbon-concentration. (152 aa) |
| | Pro_1715 | HAD superfamily hydrolase. (258 aa) |
| | Pro_1720 | Phytoene dehydrogenase/carotenoid isomerase. (499 aa) |
| | psaD | Photosystem I reaction center subunit II PsaD. (141 aa) |
| | Pro_1763 | Uncharacterized protein; Conserved in cyanobacteria. (61 aa) |
| | psaC | Photosystem I iron-sulfur center subunit VII PsaC; Apoprotein for the two 4Fe-4S centers FA and FB of photosystem I (PSI); essential for photochemical activity. FB is the terminal electron acceptor of PSI, donating electrons to ferredoxin. The C-terminus interacts with PsaA/B/D and helps assemble the protein into the PSI complex. Required for binding of PsaD and PsaE to PSI. PSI is a plastocyanin/cytochrome c6-ferredoxin oxidoreductase, converting photonic excitation into a charge separation, which transfers an electron from the donor P700 chlorophyll pair to the spectroscopically char [...] (81 aa) |
| | Pro_1804 | Membrane protein; Controls the interaction of photosystem II (PSII) cores with the light-harvesting antenna. (65 aa) |
| | Pro_1823 | TPR-repeat protein; Involved in photosystem I assembly, ycf3 chloroplast protein homolog. (185 aa) |
| | Pro_1873 | Uncharacterized membrane protein; Conserved in cyanobacteria; Also present in plants (chloroplasts). (152 aa) |
