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CYB_1707 CYB_1707 psaB psaB psaA psaA CYB_0115 CYB_0115 CYB_0208 CYB_0208 psbA-1 psbA-1 CYB_0280 CYB_0280 psbB psbB ndhD1 ndhD1 psbA-2 psbA-2 CYB_0405 CYB_0405 psbA-3 psbA-3 psaC psaC CYB_0571 CYB_0571 CYB_0667 CYB_0667 CYB_0722 CYB_0722 CYB_0813 CYB_0813 CYB_0815 CYB_0815 psbC psbC psbD-1 psbD-1 petM petM ndhI ndhI CYB_0904 CYB_0904 CYB_0999 CYB_0999 cydA cydA cydB cydB ndhE ndhE CYB_1279 CYB_1279 CYB_1332 CYB_1332 CYB_1432 CYB_1432 ndhB ndhB psbE psbE psbF psbF petJ petJ CYB_1598 CYB_1598 petA petA petC petC petB petB petD petD psbD-2 psbD-2 CYB_1748 CYB_1748 CYB_1772 CYB_1772 petE petE CYB_1811 CYB_1811 CYB_1812 CYB_1812 CYB_1890 CYB_1890 CYB_1941 CYB_1941 CYB_1942 CYB_1942 ndhD2 ndhD2 CYB_2154 CYB_2154 CYB_2267 CYB_2267 CYB_2268 CYB_2268 CYB_2271 CYB_2271 CYB_2282 CYB_2282 ndhC ndhC ndhK ndhK ndhJ ndhJ petG petG CYB_2496 CYB_2496 CYB_2507 CYB_2507 psbV psbV psbV2 psbV2 CYB_2623 CYB_2623 coxB coxB ctaD ctaD ctaE ctaE CYB_2831 CYB_2831 CYB_2875 CYB_2875 CYB_2876 CYB_2876 CYB_2915 CYB_2915
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query proteins and first shell of interactors
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second shell of interactors
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proteins of unknown 3D structure
filled nodes:
a 3D structure is known or predicted
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Known Interactions
from curated databases
experimentally determined
Predicted Interactions
gene neighborhood
gene fusions
gene co-occurrence
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textmining
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CYB_1707Ferredoxin-like protein. (149 aa)
psaBPhotosystem I core protein 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. (744 aa)
psaAPhotosystem I core protein 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. (755 aa)
CYB_0115NADH-ubiquinone/plastoquinone oxidoreductase, F subunit; Identified by similarity to SP:Q55429; match to protein family HMM PF00361; match to protein family HMM PF00662; match to protein family HMM TIGR01974. (718 aa)
CYB_0208Identified by match to protein family HMM PF00361. (490 aa)
psbA-1Photosystem II protein 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. (351 aa)
CYB_0280Iron-sulfur cluster-binding protein; Identified by match to protein family HMM PF00111. (98 aa)
psbBPhotosystem II P680 chlorophyll A apoprotein; 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. (510 aa)
ndhD1NADH-ubiquinone/plastoquinone oxidoreductase, subunit 4 family; 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. (528 aa)
psbA-2Photosystem II protein 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. (354 aa)
CYB_0405Ferredoxin, 2Fe-2S; Identified by match to protein family HMM PF00111; match to protein family HMM TIGR02008. (99 aa)
psbA-3Photosystem II protein D1; Identified by match to protein family HMM PF00124; match to protein family HMM TIGR01151. (354 aa)
psaCPhotosystem I iron-sulfur center, subunit VII; 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 characte [...] (82 aa)
CYB_0571Iron-sulfur cluster-binding protein; Identified by match to protein family HMM PF00111. (176 aa)
CYB_0667Identified by match to protein family HMM PF00034. (123 aa)
CYB_0722Conserved hypothetical protein; Identified by similarity to PIR:AE1888. (74 aa)
CYB_0813Ferredoxin-thioredoxin reductase, catalytic beta subunit; Catalytic subunit of the ferredoxin-thioredoxin reductase (FTR), which catalyzes the two-electron reduction of thioredoxins by the electrons provided by reduced ferredoxin. (118 aa)
CYB_0815Iron-sulfur cluster-binding protein; Identified by match to protein family HMM PF00111. (161 aa)
psbCPhotosystem II 44 kDa subunit reaction center 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. (472 aa)
psbD-1Photosystem II protein 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. (352 aa)
petMCytochrome 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. (35 aa)
ndhINADH-ubiquinone/plastoquinone oxidoreductase, I subunit; 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. (210 aa)
CYB_0904Conserved hypothetical protein; Identified by similarity to PIR:AB2412. (165 aa)
CYB_0999Conserved hypothetical protein; Identified by similarity to PIR:AI1933. (131 aa)
cydACytochrome d ubiquinol oxidase, subunit I; Identified by match to protein family HMM PF01654; Belongs to the cytochrome ubiquinol oxidase subunit 1 family. (481 aa)
cydBCytochrome d ubiquinol oxidase, subunit II; Identified by match to protein family HMM PF02322; match to protein family HMM TIGR00203. (349 aa)
ndhENADH-ubiquinone/plastoquinone oxidoreductase, subunit 4L family; 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. (102 aa)
CYB_1279NADH-ubiquinone/plastoquinone oxidoreductase, subunit 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. (202 aa)
CYB_1332Iron-sulfur cluster-binding protein, putative; Identified by similarity to SP:P07324. (289 aa)
CYB_1432Iron-sulfur cluster-binding protein, putative; Identified by similarity to PIR:JC7085. (216 aa)
ndhBNADH-ubiquinone/plastoquinone oxidoreductase, B subunit; 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. (527 aa)
psbECytochrome b559, alpha subunit; 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. (81 aa)
psbFCytochrome b559, beta subunit; 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. (43 aa)
petJCytochrome c6; Identified by similarity to SP:P28596; match to protein family HMM PF00034. (113 aa)
CYB_1598Ferredoxin, 2Fe-2S; Identified by match to protein family HMM PF00111; match to protein family HMM TIGR02008. (99 aa)
petAApocytochrome 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. (327 aa)
petCCytochrome b6-f complex, iron-sulfur 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. (172 aa)
petBCytochrome 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. (229 aa)
petDCytochrome b6-f complex, subunit IV; 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. (170 aa)
psbD-2Photosystem II protein D2; Identified by match to protein family HMM PF00124; match to protein family HMM TIGR01152. (352 aa)
CYB_1748Pyridine nucleotide-disulfide oxidoreductase; Identified by match to protein family HMM PF00070; match to protein family HMM PF07992. (405 aa)
CYB_1772Flavodoxin; Identified by match to protein family HMM PF00258; match to protein family HMM PF00753; match to protein family HMM PF01613. (592 aa)
petEPlastocyanin; Participates in electron transfer between P700 and the cytochrome b6-f complex in photosystem I. (136 aa)
CYB_1811NADH-ubiquinone/plastoquinone oxidoreductase, subunit 4 family; Identified by match to protein family HMM PF00361; match to protein family HMM TIGR01972. (502 aa)
CYB_1812NAD(P)H dehydrogenase, subunit NdhF3 family; Identified by match to protein family HMM PF00361; match to protein family HMM TIGR01960. (609 aa)
CYB_1890Copper-binding protein, plastocyanin/azurin family; Identified by similarity to SP:P22365; match to protein family HMM PF00127. (163 aa)
CYB_1941Electron transfer flavoprotein, alpha subunit/FixB family protein; Identified by match to protein family HMM PF00766; match to protein family HMM PF01012. (372 aa)
CYB_1942Electron transfer flavoprotein, beta subunit/FixA family protein; Identified by match to protein family HMM PF01012. (274 aa)
ndhD2NADH-ubiquinone/plastoquinone oxidoreductase, subunit 4 family; 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. (534 aa)
CYB_2154Rubredoxin; Identified by match to protein family HMM PF00301; Belongs to the rubredoxin family. (116 aa)
CYB_2267Flavodoxin; Low-potential electron donor to a number of redox enzymes. Belongs to the flavodoxin family. (169 aa)
CYB_2268Photosystem II protein, PsbB/PsbC family; Identified by match to protein family HMM PF00421. (344 aa)
CYB_2271Conserved hypothetical protein; Identified by similarity to GB:AAN66535.1; match to protein family HMM PF06537. (457 aa)
CYB_2282Ferredoxin, 2Fe-2S; Identified by match to protein family HMM PF00111; match to protein family HMM TIGR02008. (127 aa)
ndhCNADH-ubiquinone/plastoquinone 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)
ndhKNADH-ubiquinone/plastoquinone oxidoreductase, K subunit; 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. (244 aa)
ndhJNADH-ubiquinone/plastoquinone oxidoreductase, J subunit; 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. (183 aa)
petGCytochrome b6-f complex, subunit V; 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. (37 aa)
CYB_2496Iron-sulfur cluster-binding protein; Ferredoxins are iron-sulfur proteins that transfer electrons in a wide variety of metabolic reactions. (75 aa)
CYB_2507Succinate dehydrogenase/fumarate reductase, iron-sulfur protein; Identified by match to protein family HMM TIGR00384. (343 aa)
psbVCytochrome c550; Low-potential cytochrome c that plays a role in the oxygen- evolving complex of photosystem II. (180 aa)
psbV2Cytochrome, putative; Possible low-potential cytochrome c. (165 aa)
CYB_2623Iron-sulfur cluster-binding protein, Rieske family; Identified by match to protein family HMM PF00355. (150 aa)
coxBCytochrome 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). (323 aa)
ctaDCytochrome 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. (568 aa)
ctaECytochrome c oxidase, subunit III; Identified by similarity to SP:Q06475. (203 aa)
CYB_2831Ferredoxin, 2Fe-2S; Identified by match to protein family HMM PF00111; match to protein family HMM TIGR02008. (105 aa)
CYB_2875NAD(P)H dehydrogenase, subunit NdhF3 family; Identified by match to protein family HMM PF00361; match to protein family HMM TIGR01960. (611 aa)
CYB_2876NADH-ubiquinone/plastoquinone oxidoreductase, subunit 4 family; Identified by match to protein family HMM PF00361; match to protein family HMM TIGR01972. (511 aa)
CYB_2915Thioredoxin; Identified by match to protein family HMM PF00085. (178 aa)
Your Current Organism:
Synechococcus sp. JA23Ba
NCBI taxonomy Id: 321332
Other names: Cyanobacteria bacterium Yellowstone B-Prime, S. sp. JA-2-3B'a(2-13), Synechococcus sp. JA-2-3B'a(2-13)
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