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psbX psbX ycf3 ycf3 psbA psbA psbO psbO psbH psbH psbN psbN psbI psbI psbK psbK psbE psbE psbF psbF psbL psbL psbJ psbJ psbT psbT psbB psbB psbM psbM psaE psaE psaJ psaJ psaF psaF psaM psaM psbY psbY pcbA pcbA pcbC pcbC pcbG pcbG psaK psaK psbP psbP pcbD pcbD pcbB pcbB pcbH pcbH ycf4 ycf4 psbD psbD psbC psbC pcbF pcbF pcbE pcbE Pro_1494 Pro_1494 psaA psaA psaB psaB psaI psaI psaL psaL psaD psaD psaC psaC Pro_1804 Pro_1804
Nodes:
Network nodes represent proteins
splice isoforms or post-translational modifications are collapsed, i.e. each node represents all the proteins produced by a single, protein-coding gene locus.
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colored nodes:
query proteins and first shell of interactors
white nodes:
second shell of interactors
Node Content
empty nodes:
proteins of unknown 3D structure
filled nodes:
a 3D structure is known or predicted
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Edges represent protein-protein associations
associations are meant to be specific and meaningful, i.e. proteins jointly contribute to a shared function; this does not necessarily mean they are physically binding to each other.
Known Interactions
from curated databases
experimentally determined
Predicted Interactions
gene neighborhood
gene fusions
gene co-occurrence
Others
textmining
co-expression
protein homology
Your Input:
psbXPhotosystem II protein X PsbX; Involved in the binding and/or turnover of quinones at the Q(B) site of Photosystem II. (55 aa)
ycf3TPR-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)
psbAPhotosystem 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)
psbOPhotosystem II manganese-stabilizing protein PsbO. (263 aa)
psbHPhotosystem 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)
psbNPhotosystem II reaction center N protein PsbN; May play a role in photosystem I and II biogenesis. Belongs to the PsbN family. (46 aa)
psbIPhotosystem 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)
psbKPhotosystem 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)
psbECytochrome 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)
psbFCytochrome 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)
psbLPhotosystem 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)
psbJPhotosystem 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)
psbTPhotosystem II reaction center T PsbT; Seems to play a role in the dimerization of PSII. Belongs to the PsbT family. (31 aa)
psbBPhotosystem 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)
psbMPhotosystem 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)
psaEPhotosystem 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)
psaJPhotosystem I reaction centre subunit IX PsaJ; May help in the organization of the PsaE and PsaF subunits. Belongs to the PsaJ family. (44 aa)
psaFPhotosystem 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)
psaMPhotosystem I reaction centre subunit XII PsaM. (34 aa)
psbYPhotosystem 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)
pcbAChlorophyll 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)
pcbCChlorophyll 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)
pcbGChlorophyll 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)
psaKPhotosystem I reaction center subunit PsaK. (85 aa)
psbPPhotosystem II protein P PsbP. (185 aa)
pcbDChlorophyll 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)
pcbBChlorophyll 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)
pcbHChlorophyll 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)
ycf4Photosystem I assembly protein; Seems to be required for the assembly of the photosystem I complex; Belongs to the Ycf4 family. (193 aa)
psbDPhotosystem 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)
psbCPhotosystem 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)
pcbFChlorophyll 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)
pcbEChlorophyll 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_1494PsbF-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)
psaAPhotosystem 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)
psaBPhotosystem 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)
psaIPhotosystem I subunit VIII PsaI; May help in the organization of the PsaL subunit; Belongs to the PsaI family. (38 aa)
psaLPhotosystem I reaction centre subunit XI PsaL. (199 aa)
psaDPhotosystem I reaction center subunit II PsaD. (141 aa)
psaCPhotosystem 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_1804Membrane protein; Controls the interaction of photosystem II (PSII) cores with the light-harvesting antenna. (65 aa)
Your Current Organism:
Prochlorococcus marinus CCMP1375
NCBI taxonomy Id: 167539
Other names: P. marinus subsp. marinus str. CCMP1375, Prochlorococcus marinus SS120, Prochlorococcus marinus subsp. marinus str. CCMP1375, Prochlorococcus marinus subsp. marinus str. SS120
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