Summary Structural details Experimental details Functional details Sequence Neighbor History Downloads

7FIX

Cryo-EM structure of cyanobacterial photosystem I in the presence of ferredoxin and cytochrome c6

This is a non-PDB format compatible entry.

Functional Information from GO Data

Chain	GOid	namespace	contents
A1	0000287	molecular_function	magnesium ion binding
A1	0009055	molecular_function	electron transfer activity
A1	0009522	cellular_component	photosystem I
A1	0009579	cellular_component	thylakoid
A1	0015979	biological_process	photosynthesis
A1	0016020	cellular_component	membrane
A1	0016168	molecular_function	chlorophyll binding
A1	0016491	molecular_function	oxidoreductase activity
A1	0031676	cellular_component	plasma membrane-derived thylakoid membrane
A1	0042651	cellular_component	thylakoid membrane
A1	0046872	molecular_function	metal ion binding
A1	0051539	molecular_function	4 iron, 4 sulfur cluster binding
A2	0000287	molecular_function	magnesium ion binding
A2	0009055	molecular_function	electron transfer activity
A2	0009522	cellular_component	photosystem I
A2	0009579	cellular_component	thylakoid
A2	0015979	biological_process	photosynthesis
A2	0016020	cellular_component	membrane
A2	0016168	molecular_function	chlorophyll binding
A2	0016491	molecular_function	oxidoreductase activity
A2	0031676	cellular_component	plasma membrane-derived thylakoid membrane
A2	0042651	cellular_component	thylakoid membrane
A2	0046872	molecular_function	metal ion binding
A2	0051539	molecular_function	4 iron, 4 sulfur cluster binding
A3	0000287	molecular_function	magnesium ion binding
A3	0009055	molecular_function	electron transfer activity
A3	0009522	cellular_component	photosystem I
A3	0009579	cellular_component	thylakoid
A3	0015979	biological_process	photosynthesis
A3	0016020	cellular_component	membrane
A3	0016168	molecular_function	chlorophyll binding
A3	0016491	molecular_function	oxidoreductase activity
A3	0031676	cellular_component	plasma membrane-derived thylakoid membrane
A3	0042651	cellular_component	thylakoid membrane
A3	0046872	molecular_function	metal ion binding
A3	0051539	molecular_function	4 iron, 4 sulfur cluster binding
B1	0000287	molecular_function	magnesium ion binding
B1	0009055	molecular_function	electron transfer activity
B1	0009522	cellular_component	photosystem I
B1	0009579	cellular_component	thylakoid
B1	0015979	biological_process	photosynthesis
B1	0016020	cellular_component	membrane
B1	0016168	molecular_function	chlorophyll binding
B1	0016491	molecular_function	oxidoreductase activity
B1	0031676	cellular_component	plasma membrane-derived thylakoid membrane
B1	0042651	cellular_component	thylakoid membrane
B1	0046872	molecular_function	metal ion binding
B1	0051539	molecular_function	4 iron, 4 sulfur cluster binding
B2	0000287	molecular_function	magnesium ion binding
B2	0009055	molecular_function	electron transfer activity
B2	0009522	cellular_component	photosystem I
B2	0009579	cellular_component	thylakoid
B2	0015979	biological_process	photosynthesis
B2	0016020	cellular_component	membrane
B2	0016168	molecular_function	chlorophyll binding
B2	0016491	molecular_function	oxidoreductase activity
B2	0031676	cellular_component	plasma membrane-derived thylakoid membrane
B2	0042651	cellular_component	thylakoid membrane
B2	0046872	molecular_function	metal ion binding
B2	0051539	molecular_function	4 iron, 4 sulfur cluster binding
B3	0000287	molecular_function	magnesium ion binding
B3	0009055	molecular_function	electron transfer activity
B3	0009522	cellular_component	photosystem I
B3	0009579	cellular_component	thylakoid
B3	0015979	biological_process	photosynthesis
B3	0016020	cellular_component	membrane
B3	0016168	molecular_function	chlorophyll binding
B3	0016491	molecular_function	oxidoreductase activity
B3	0031676	cellular_component	plasma membrane-derived thylakoid membrane
B3	0042651	cellular_component	thylakoid membrane
B3	0046872	molecular_function	metal ion binding
B3	0051539	molecular_function	4 iron, 4 sulfur cluster binding
C1	0009055	molecular_function	electron transfer activity
C1	0009522	cellular_component	photosystem I
C1	0009579	cellular_component	thylakoid
C1	0009773	biological_process	photosynthetic electron transport in photosystem I
C1	0015979	biological_process	photosynthesis
C1	0016020	cellular_component	membrane
C1	0016491	molecular_function	oxidoreductase activity
C1	0031676	cellular_component	plasma membrane-derived thylakoid membrane
C1	0042651	cellular_component	thylakoid membrane
C1	0046872	molecular_function	metal ion binding
C1	0051539	molecular_function	4 iron, 4 sulfur cluster binding
C2	0009055	molecular_function	electron transfer activity
C2	0009522	cellular_component	photosystem I
C2	0009579	cellular_component	thylakoid
C2	0009773	biological_process	photosynthetic electron transport in photosystem I
C2	0015979	biological_process	photosynthesis
C2	0016020	cellular_component	membrane
C2	0016491	molecular_function	oxidoreductase activity
C2	0031676	cellular_component	plasma membrane-derived thylakoid membrane
C2	0042651	cellular_component	thylakoid membrane
C2	0046872	molecular_function	metal ion binding
C2	0051539	molecular_function	4 iron, 4 sulfur cluster binding
C3	0009055	molecular_function	electron transfer activity
C3	0009522	cellular_component	photosystem I
C3	0009579	cellular_component	thylakoid
C3	0009773	biological_process	photosynthetic electron transport in photosystem I
C3	0015979	biological_process	photosynthesis
C3	0016020	cellular_component	membrane
C3	0016491	molecular_function	oxidoreductase activity
C3	0031676	cellular_component	plasma membrane-derived thylakoid membrane
C3	0042651	cellular_component	thylakoid membrane
C3	0046872	molecular_function	metal ion binding
C3	0051539	molecular_function	4 iron, 4 sulfur cluster binding
D1	0009522	cellular_component	photosystem I
D1	0009538	cellular_component	photosystem I reaction center
D1	0015979	biological_process	photosynthesis
D2	0009522	cellular_component	photosystem I
D2	0009538	cellular_component	photosystem I reaction center
D2	0015979	biological_process	photosynthesis
D3	0009522	cellular_component	photosystem I
D3	0009538	cellular_component	photosystem I reaction center
D3	0015979	biological_process	photosynthesis
E1	0009522	cellular_component	photosystem I
E1	0009538	cellular_component	photosystem I reaction center
E1	0009579	cellular_component	thylakoid
E1	0015979	biological_process	photosynthesis
E1	0016020	cellular_component	membrane
E1	0031676	cellular_component	plasma membrane-derived thylakoid membrane
E1	0042651	cellular_component	thylakoid membrane
E2	0009522	cellular_component	photosystem I
E2	0009538	cellular_component	photosystem I reaction center
E2	0009579	cellular_component	thylakoid
E2	0015979	biological_process	photosynthesis
E2	0016020	cellular_component	membrane
E2	0031676	cellular_component	plasma membrane-derived thylakoid membrane
E2	0042651	cellular_component	thylakoid membrane
E3	0009522	cellular_component	photosystem I
E3	0009538	cellular_component	photosystem I reaction center
E3	0009579	cellular_component	thylakoid
E3	0015979	biological_process	photosynthesis
E3	0016020	cellular_component	membrane
E3	0031676	cellular_component	plasma membrane-derived thylakoid membrane
E3	0042651	cellular_component	thylakoid membrane
F1	0009522	cellular_component	photosystem I
F1	0009538	cellular_component	photosystem I reaction center
F1	0015979	biological_process	photosynthesis
F2	0009522	cellular_component	photosystem I
F2	0009538	cellular_component	photosystem I reaction center
F2	0015979	biological_process	photosynthesis
F3	0009522	cellular_component	photosystem I
F3	0009538	cellular_component	photosystem I reaction center
F3	0015979	biological_process	photosynthesis
I1	0009522	cellular_component	photosystem I
I1	0009579	cellular_component	thylakoid
I1	0015979	biological_process	photosynthesis
I1	0016020	cellular_component	membrane
I1	0031676	cellular_component	plasma membrane-derived thylakoid membrane
I1	0042651	cellular_component	thylakoid membrane
I2	0009522	cellular_component	photosystem I
I2	0009579	cellular_component	thylakoid
I2	0015979	biological_process	photosynthesis
I2	0016020	cellular_component	membrane
I2	0031676	cellular_component	plasma membrane-derived thylakoid membrane
I2	0042651	cellular_component	thylakoid membrane
I3	0009522	cellular_component	photosystem I
I3	0009579	cellular_component	thylakoid
I3	0015979	biological_process	photosynthesis
I3	0016020	cellular_component	membrane
I3	0031676	cellular_component	plasma membrane-derived thylakoid membrane
I3	0042651	cellular_component	thylakoid membrane
J1	0009522	cellular_component	photosystem I
J1	0009579	cellular_component	thylakoid
J1	0015979	biological_process	photosynthesis
J1	0016020	cellular_component	membrane
J1	0031676	cellular_component	plasma membrane-derived thylakoid membrane
J1	0042651	cellular_component	thylakoid membrane
J2	0009522	cellular_component	photosystem I
J2	0009579	cellular_component	thylakoid
J2	0015979	biological_process	photosynthesis
J2	0016020	cellular_component	membrane
J2	0031676	cellular_component	plasma membrane-derived thylakoid membrane
J2	0042651	cellular_component	thylakoid membrane
J3	0009522	cellular_component	photosystem I
J3	0009579	cellular_component	thylakoid
J3	0015979	biological_process	photosynthesis
J3	0016020	cellular_component	membrane
J3	0031676	cellular_component	plasma membrane-derived thylakoid membrane
J3	0042651	cellular_component	thylakoid membrane
K1	0009522	cellular_component	photosystem I
K1	0009579	cellular_component	thylakoid
K1	0015979	biological_process	photosynthesis
K1	0016020	cellular_component	membrane
K1	0031676	cellular_component	plasma membrane-derived thylakoid membrane
K1	0042651	cellular_component	thylakoid membrane
K2	0009522	cellular_component	photosystem I
K2	0009579	cellular_component	thylakoid
K2	0015979	biological_process	photosynthesis
K2	0016020	cellular_component	membrane
K2	0031676	cellular_component	plasma membrane-derived thylakoid membrane
K2	0042651	cellular_component	thylakoid membrane
K3	0009522	cellular_component	photosystem I
K3	0009579	cellular_component	thylakoid
K3	0015979	biological_process	photosynthesis
K3	0016020	cellular_component	membrane
K3	0031676	cellular_component	plasma membrane-derived thylakoid membrane
K3	0042651	cellular_component	thylakoid membrane
L1	0009522	cellular_component	photosystem I
L1	0009538	cellular_component	photosystem I reaction center
L1	0009579	cellular_component	thylakoid
L1	0015979	biological_process	photosynthesis
L1	0016020	cellular_component	membrane
L1	0031676	cellular_component	plasma membrane-derived thylakoid membrane
L1	0042651	cellular_component	thylakoid membrane
L2	0009522	cellular_component	photosystem I
L2	0009538	cellular_component	photosystem I reaction center
L2	0009579	cellular_component	thylakoid
L2	0015979	biological_process	photosynthesis
L2	0016020	cellular_component	membrane
L2	0031676	cellular_component	plasma membrane-derived thylakoid membrane
L2	0042651	cellular_component	thylakoid membrane
L3	0009522	cellular_component	photosystem I
L3	0009538	cellular_component	photosystem I reaction center
L3	0009579	cellular_component	thylakoid
L3	0015979	biological_process	photosynthesis
L3	0016020	cellular_component	membrane
L3	0031676	cellular_component	plasma membrane-derived thylakoid membrane
L3	0042651	cellular_component	thylakoid membrane
M1	0009522	cellular_component	photosystem I
M1	0009579	cellular_component	thylakoid
M1	0015979	biological_process	photosynthesis
M1	0016020	cellular_component	membrane
M1	0031676	cellular_component	plasma membrane-derived thylakoid membrane
M1	0042651	cellular_component	thylakoid membrane
M2	0009522	cellular_component	photosystem I
M2	0009579	cellular_component	thylakoid
M2	0015979	biological_process	photosynthesis
M2	0016020	cellular_component	membrane
M2	0031676	cellular_component	plasma membrane-derived thylakoid membrane
M2	0042651	cellular_component	thylakoid membrane
M3	0009522	cellular_component	photosystem I
M3	0009579	cellular_component	thylakoid
M3	0015979	biological_process	photosynthesis
M3	0016020	cellular_component	membrane
M3	0031676	cellular_component	plasma membrane-derived thylakoid membrane
M3	0042651	cellular_component	thylakoid membrane
R1	0005515	molecular_function	protein binding
R1	0009055	molecular_function	electron transfer activity
R1	0022900	biological_process	electron transport chain
R1	0046872	molecular_function	metal ion binding
R1	0051536	molecular_function	iron-sulfur cluster binding
R1	0051537	molecular_function	2 iron, 2 sulfur cluster binding
R2	0005515	molecular_function	protein binding
R2	0009055	molecular_function	electron transfer activity
R2	0022900	biological_process	electron transport chain
R2	0046872	molecular_function	metal ion binding
R2	0051536	molecular_function	iron-sulfur cluster binding
R2	0051537	molecular_function	2 iron, 2 sulfur cluster binding
R3	0005515	molecular_function	protein binding
R3	0009055	molecular_function	electron transfer activity
R3	0022900	biological_process	electron transport chain
R3	0046872	molecular_function	metal ion binding
R3	0051536	molecular_function	iron-sulfur cluster binding
R3	0051537	molecular_function	2 iron, 2 sulfur cluster binding
X1	0016020	cellular_component	membrane
X2	0016020	cellular_component	membrane
X3	0016020	cellular_component	membrane

Functional Information from PROSITE/UniProt

site_id	PS00197
Number of Residues	9
Details	2FE2S_FER_1 2Fe-2S ferredoxin-type iron-sulfur binding region signature. CRAGACSTC

Chain	Residue	Details
R1	CYS40-CYS48

site_id	PS00198
Number of Residues	12
Details	4FE4S_FER_1 4Fe-4S ferredoxin-type iron-sulfur binding region signature. CiGCTqCVrACP

Chain	Residue	Details
C1	CYS10-PRO21
C1	CYS47-PRO58

site_id	PS00419
Number of Residues	10
Details	PHOTOSYSTEM_I_PSAAB Photosystem I psaA and psaB proteins signature. CDGPGRGGTC

Chain	Residue	Details
A1	CYS578-CYS587
B1	CYS565-CYS574

site_id	PS01026
Number of Residues	18
Details	PHOTOSYSTEM_I_PSAGK Photosystem I psaG and psaK proteins signature. GFgLpEllAtTSfGHlLA

Chain	Residue	Details
K1	GLY53-ALA70

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	99
Details	TRANSMEM: Helical => ECO:0000255

Chain	Residue	Details
K1	THR12-GLY30
C2	CYS13
C2	CYS16
C2	CYS20
C2	CYS47
C2	CYS50
C2	CYS53
C2	CYS57
C3	CYS10
C3	CYS13
C3	CYS16
K1	LEU68-LEU83
C3	CYS20
C3	CYS47
C3	CYS50
C3	CYS53
C3	CYS57
K2	THR12-GLY30
K2	LEU68-LEU83
K3	THR12-GLY30
K3	LEU68-LEU83
C1	CYS53
C1	CYS57
C2	CYS10

site_id	SWS_FT_FI2
Number of Residues	93
Details	TRANSMEM: Helical; Name=I

Chain	Residue	Details
B1	GLU38-TRP69
B2	GLU38-TRP69
B3	GLU38-TRP69

site_id	SWS_FT_FI3
Number of Residues	762
Details	TOPO_DOM: Lumenal, thylakoid => ECO:0000305

Chain	Residue	Details
B1	GLN70-THR130
B2	PHE449-GLY519
B2	GLY610-LEU649
B2	ALA737-GLY740
B3	GLN70-THR130
B3	HIS195-TRP268
B3	LEU358-ASP367
B3	PHE449-GLY519
B3	GLY610-LEU649
B3	ALA737-GLY740
B1	HIS195-TRP268
B1	LEU358-ASP367
B1	PHE449-GLY519
B1	GLY610-LEU649
B1	ALA737-GLY740
B2	GLN70-THR130
B2	HIS195-TRP268
B2	LEU358-ASP367

site_id	SWS_FT_FI4
Number of Residues	72
Details	TRANSMEM: Helical; Name=II

Chain	Residue	Details
B1	ASN131-HIS155
B2	ASN131-HIS155
B3	ASN131-HIS155

site_id	SWS_FT_FI5
Number of Residues	66
Details	TRANSMEM: Helical; Name=III

Chain	Residue	Details
B1	SER172-ILE194
B2	SER172-ILE194
B3	SER172-ILE194

site_id	SWS_FT_FI6
Number of Residues	51
Details	TRANSMEM: Helical; Name=IV

Chain	Residue	Details
B1	LEU269-ALA286
B2	LEU269-ALA286
B3	LEU269-ALA286

site_id	SWS_FT_FI7
Number of Residues	69
Details	TRANSMEM: Helical; Name=V

Chain	Residue	Details
B1	HIS334-SER357
B2	HIS334-SER357
B3	HIS334-SER357

site_id	SWS_FT_FI8
Number of Residues	93
Details	TRANSMEM: Helical; Name=VI

Chain	Residue	Details
B1	HIS368-ARG399
B2	HIS368-ARG399
B3	HIS368-ARG399

site_id	SWS_FT_FI9
Number of Residues	87
Details	TRANSMEM: Helical; Name=VII

Chain	Residue	Details
B1	GLU419-ALA448
B2	GLU419-ALA448
B3	GLU419-ALA448

site_id	SWS_FT_FI10
Number of Residues	72
Details	TRANSMEM: Helical; Name=VIII

Chain	Residue	Details
B1	PRO520-ALA544
B2	PRO520-ALA544
B3	PRO520-ALA544

site_id	SWS_FT_FI11
Number of Residues	93
Details	TRANSMEM: Helical; Name=IX

Chain	Residue	Details
B1	ALA578-GLU609
B2	ALA578-GLU609
B3	ALA578-GLU609

site_id	SWS_FT_FI12
Number of Residues	63
Details	TRANSMEM: Helical; Name=X

Chain	Residue	Details
B1	SER650-ILE671
B2	SER650-ILE671
B3	SER650-ILE671

site_id	SWS_FT_FI13
Number of Residues	84
Details	TRANSMEM: Helical; Name=XI

Chain	Residue	Details
B1	ILE708-ALA736
B2	ILE708-ALA736
B3	ILE708-ALA736

site_id	SWS_FT_FI14
Number of Residues	6
Details	BINDING: BINDING => ECO:0000269\|PubMed:11418848

Chain	Residue	Details
B1	CYS565
B1	CYS574
B2	CYS565
B2	CYS574
B3	CYS565
B3	CYS574

site_id	SWS_FT_FI15
Number of Residues	6
Details	BINDING: axial binding residue => ECO:0000269\|PubMed:11418848

Chain	Residue	Details
B1	HIS660
B1	MET668
B2	HIS660
B2	MET668
B3	HIS660
B3	MET668

site_id	SWS_FT_FI16
Number of Residues	6
Details	BINDING: BINDING => ECO:0000269\|PubMed:10066800, ECO:0000269\|PubMed:11418848

Chain	Residue	Details
B1	TYR676
B1	TRP677
B2	TYR676
B2	TRP677
B3	TYR676
B3	TRP677

		Sequence (fasta)
		PDBx/mmCIF
		PDBML format (no-atom)
		Validation report (PDF)