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7QRM

Cryo-EM structure of catalytically active Spinacia oleracea cytochrome b6f in complex with endogenous plastoquinones at 2.7 A resolution

Functional Information from GO Data
ChainGOidnamespacecontents
A0009055molecular_functionelectron transfer activity
A0009507cellular_componentchloroplast
A0009535cellular_componentchloroplast thylakoid membrane
A0009579cellular_componentthylakoid
A0015979biological_processphotosynthesis
A0016020cellular_componentmembrane
A0016491molecular_functionoxidoreductase activity
A0022904biological_processrespiratory electron transport chain
A0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
A0046872molecular_functionmetal ion binding
B0005750cellular_componentmitochondrial respiratory chain complex III
B0006122biological_processmitochondrial electron transport, ubiquinol to cytochrome c
B0008121molecular_functionubiquinol-cytochrome-c reductase activity
B0009055molecular_functionelectron transfer activity
B0009507cellular_componentchloroplast
B0009535cellular_componentchloroplast thylakoid membrane
B0009579cellular_componentthylakoid
B0009767biological_processphotosynthetic electron transport chain
B0015979biological_processphotosynthesis
B0016020cellular_componentmembrane
B0016491molecular_functionoxidoreductase activity
B0042651cellular_componentthylakoid membrane
B0043229cellular_componentintracellular organelle
B0045156molecular_functionelectron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity
B0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
B1902600biological_processproton transmembrane transport
C0005506molecular_functioniron ion binding
C0009055molecular_functionelectron transfer activity
C0015979biological_processphotosynthesis
C0020037molecular_functionheme binding
C0042651cellular_componentthylakoid membrane
D0009496molecular_functionplastoquinol--plastocyanin reductase activity
D0009507cellular_componentchloroplast
D0009535cellular_componentchloroplast thylakoid membrane
D0009579cellular_componentthylakoid
D0016020cellular_componentmembrane
D0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
D0046872molecular_functionmetal ion binding
D0051537molecular_function2 iron, 2 sulfur cluster binding
D0055085biological_processtransmembrane transport
E0009055molecular_functionelectron transfer activity
E0009507cellular_componentchloroplast
E0009512cellular_componentcytochrome b6f complex
E0009535cellular_componentchloroplast thylakoid membrane
E0009579cellular_componentthylakoid
E0015979biological_processphotosynthesis
E0016020cellular_componentmembrane
E0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
F0009507cellular_componentchloroplast
F0009512cellular_componentcytochrome b6f complex
F0009535cellular_componentchloroplast thylakoid membrane
F0009579cellular_componentthylakoid
F0015979biological_processphotosynthesis
F0016020cellular_componentmembrane
G0009507cellular_componentchloroplast
G0009512cellular_componentcytochrome b6f complex
G0009535cellular_componentchloroplast thylakoid membrane
G0009579cellular_componentthylakoid
G0015979biological_processphotosynthesis
G0016020cellular_componentmembrane
G0017004biological_processcytochrome complex assembly
G0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
H0009055molecular_functionelectron transfer activity
H0009507cellular_componentchloroplast
H0009512cellular_componentcytochrome b6f complex
H0009535cellular_componentchloroplast thylakoid membrane
H0009579cellular_componentthylakoid
H0015979biological_processphotosynthesis
H0016020cellular_componentmembrane
H0017004biological_processcytochrome complex assembly
H0043229cellular_componentintracellular organelle
H0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
I0009055molecular_functionelectron transfer activity
I0009507cellular_componentchloroplast
I0009535cellular_componentchloroplast thylakoid membrane
I0009579cellular_componentthylakoid
I0015979biological_processphotosynthesis
I0016020cellular_componentmembrane
I0016491molecular_functionoxidoreductase activity
I0022904biological_processrespiratory electron transport chain
I0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
I0046872molecular_functionmetal ion binding
J0005750cellular_componentmitochondrial respiratory chain complex III
J0006122biological_processmitochondrial electron transport, ubiquinol to cytochrome c
J0008121molecular_functionubiquinol-cytochrome-c reductase activity
J0009055molecular_functionelectron transfer activity
J0009507cellular_componentchloroplast
J0009535cellular_componentchloroplast thylakoid membrane
J0009579cellular_componentthylakoid
J0009767biological_processphotosynthetic electron transport chain
J0015979biological_processphotosynthesis
J0016020cellular_componentmembrane
J0016491molecular_functionoxidoreductase activity
J0042651cellular_componentthylakoid membrane
J0043229cellular_componentintracellular organelle
J0045156molecular_functionelectron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity
J0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
J1902600biological_processproton transmembrane transport
K0005506molecular_functioniron ion binding
K0009055molecular_functionelectron transfer activity
K0015979biological_processphotosynthesis
K0020037molecular_functionheme binding
K0042651cellular_componentthylakoid membrane
L0009496molecular_functionplastoquinol--plastocyanin reductase activity
L0009507cellular_componentchloroplast
L0009535cellular_componentchloroplast thylakoid membrane
L0009579cellular_componentthylakoid
L0016020cellular_componentmembrane
L0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
L0046872molecular_functionmetal ion binding
L0051537molecular_function2 iron, 2 sulfur cluster binding
L0055085biological_processtransmembrane transport
M0009055molecular_functionelectron transfer activity
M0009507cellular_componentchloroplast
M0009512cellular_componentcytochrome b6f complex
M0009535cellular_componentchloroplast thylakoid membrane
M0009579cellular_componentthylakoid
M0015979biological_processphotosynthesis
M0016020cellular_componentmembrane
M0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
N0009507cellular_componentchloroplast
N0009512cellular_componentcytochrome b6f complex
N0009535cellular_componentchloroplast thylakoid membrane
N0009579cellular_componentthylakoid
N0015979biological_processphotosynthesis
N0016020cellular_componentmembrane
O0009507cellular_componentchloroplast
O0009512cellular_componentcytochrome b6f complex
O0009535cellular_componentchloroplast thylakoid membrane
O0009579cellular_componentthylakoid
O0015979biological_processphotosynthesis
O0016020cellular_componentmembrane
O0017004biological_processcytochrome complex assembly
O0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
P0009055molecular_functionelectron transfer activity
P0009507cellular_componentchloroplast
P0009512cellular_componentcytochrome b6f complex
P0009535cellular_componentchloroplast thylakoid membrane
P0009579cellular_componentthylakoid
P0015979biological_processphotosynthesis
P0016020cellular_componentmembrane
P0017004biological_processcytochrome complex assembly
P0043229cellular_componentintracellular organelle
P0045158molecular_functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues40
DetailsTRANSMEM: Helical => ECO:0000255
ChainResidueDetails
HILE3-VAL23
PILE3-VAL23
BTHR131-ILE151
JLEU36-VAL56
JLEU95-GLU115
JTHR131-ILE151
ILEU116-TYR136
ILEU186-ILE206

site_idSWS_FT_FI2
Number of Residues44
DetailsTRANSMEM: Helical => ECO:0000255
ChainResidueDetails
FILE6-LEU28
NILE6-LEU28
DCYS125
DHIS128
LCYS107
LHIS109
LCYS125
LHIS128

site_idSWS_FT_FI3
Number of Residues2
DetailsTOPO_DOM: Stromal => ECO:0000255
ChainResidueDetails
FARG29
NARG29
KCYS21
KCYS24

site_idSWS_FT_FI4
Number of Residues6
DetailsBINDING: BINDING => ECO:0000269|PubMed:31723268, ECO:0000269|PubMed:36638176, ECO:0007744|PDB:6RQF, ECO:0007744|PDB:7QRM
ChainResidueDetails
AARG83
AARG103
ASER212
IARG83
IARG103
ISER212

site_idSWS_FT_FI5
Number of Residues8
DetailsBINDING: axial binding residue => ECO:0000269|PubMed:31723268, ECO:0000269|PubMed:36638176, ECO:0007744|PDB:6RQF, ECO:0007744|PDB:7QRM
ChainResidueDetails
AHIS86
AHIS100
AHIS187
AHIS202
IHIS86
IHIS100
IHIS187
IHIS202

site_idSWS_FT_FI6
Number of Residues2
DetailsBINDING: BINDING => ECO:0000269|PubMed:36638176, ECO:0007744|PDB:7QRM
ChainResidueDetails
AARG207
IARG207

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PDB entries from 2024-07-24

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