4KT0
Crystal structure of a virus like photosystem I from the cyanobacterium Synechocystis PCC 6803
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
A | SCOP2B Superfamily | Photosystem I subunits PsaA/PsaB | 8074454 | 3000850 | SCOP2B (2022-06-29) |
B | SCOP2 Family | Photosystem I subunits PsaA/PsaB | 8074461 | 4002118 | SCOP2 (2022-06-29) |
B | SCOP2 Superfamily | Photosystem I subunits PsaA/PsaB | 8074462 | 3000850 | SCOP2 (2022-06-29) |
D | SCOP2B Superfamily | Photosystem I subunit PsaD | 8074480 | 3000951 | SCOP2B (2022-06-29) |
E | SCOP2B Superfamily | Electron transport accessory proteins | 8044474 | 3000325 | SCOP2B (2022-06-29) |
F | SCOP2B Superfamily | Subunit III of photosystem I reaction centre, PsaF | 8074438 | 3000813 | SCOP2B (2022-06-29) |
G [auth J] | SCOP2 Family | Subunit IX of photosystem I reaction centre, PsaJ | 8074511 | 4002101 | SCOP2 (2022-06-29) |
G [auth J] | SCOP2 Superfamily | Subunit IX of photosystem I reaction centre, PsaJ | 8074512 | 3000824 | SCOP2 (2022-06-29) |
I [auth M] | SCOP2B Superfamily | Subunit XII of photosystem I reaction centre, PsaM | 8074450 | 3000829 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
A | PsaA_PsaB_C | e4kt0A1 | A: alpha bundles | X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | T: Bacterial photosystem II reaction centre L and M subunits-like | F: PsaA_PsaB_C | ECOD (1.6) |
A | PsaA_PsaB_N | e4kt0A2 | A: alpha bundles | X: Photosystem II antenna protein-like (From Topology) | H: Photosystem II antenna protein-like (From Topology) | T: Photosystem II antenna protein-like | F: PsaA_PsaB_N | ECOD (1.6) |
B | PsaA_PsaB_C | e4kt0B1 | A: alpha bundles | X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology) | T: Bacterial photosystem II reaction centre L and M subunits-like | F: PsaA_PsaB_C | ECOD (1.6) |
B | PsaA_PsaB_N | e4kt0B2 | A: alpha bundles | X: Photosystem II antenna protein-like (From Topology) | H: Photosystem II antenna protein-like (From Topology) | T: Photosystem II antenna protein-like | F: PsaA_PsaB_N | ECOD (1.6) |
C | Fer4_21_1 | e4kt0C1 | A: a+b two layers | X: 4Fe-4S ferredoxin (From Topology) | H: 4Fe-4S ferredoxin (From Topology) | T: 4Fe-4S ferredoxin | F: Fer4_21_1 | ECOD (1.6) |
D | PsaD | e4kt0D1 | A: a+b two layers | X: Photosystem I subunit PsaD (From Topology) | H: Photosystem I subunit PsaD (From Topology) | T: Photosystem I subunit PsaD | F: PsaD | ECOD (1.6) |
E | PSI_PsaE | e4kt0E1 | A: beta barrels | X: SH3 | H: SH3 | T: SH3 | F: PSI_PsaE | ECOD (1.6) |
F | PSI_PsaF | e4kt0F1 | A: extended segments | X: Subunit III of photosystem I reaction centre, PsaF (From Topology) | H: Subunit III of photosystem I reaction centre, PsaF (From Topology) | T: Subunit III of photosystem I reaction centre, PsaF | F: PSI_PsaF | ECOD (1.6) |
G [auth J] | PSI_PsaJ | e4kt0J1 | A: extended segments | X: Subunit IX of photosystem I reaction centre, PsaJ (From Topology) | H: Subunit IX of photosystem I reaction centre, PsaJ (From Topology) | T: Subunit IX of photosystem I reaction centre, PsaJ | F: PSI_PsaJ | ECOD (1.6) |
H [auth K] | PSI_PSAK | e4kt0K1 | A: alpha bundles | X: Photosystem I reaction center subunit X, PsaK (From Topology) | H: Photosystem I reaction center subunit X, PsaK (From Topology) | T: Photosystem I reaction center subunit X, PsaK | F: PSI_PSAK | ECOD (1.6) |
I [auth M] | PsaM | e4kt0M1 | A: extended segments | X: Subunit XII of photosystem I reaction centre, PsaM (From Topology) | H: Subunit XII of photosystem I reaction centre, PsaM (From Topology) | T: Subunit XII of photosystem I reaction centre, PsaM | F: PsaM | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
---|---|---|---|---|---|---|
A | 1.20.1130.10 | Mainly Alpha | Up-down Bundle | Photosystem I p700 chlorophyll A apoprotein A1 | Photosystem I PsaA/PsaB | CATH (4.3.0) |
B | 1.20.1130.10 | Mainly Alpha | Up-down Bundle | Photosystem I p700 chlorophyll A apoprotein A1 | Photosystem I PsaA/PsaB | CATH (4.3.0) |
C | 3.30.70.20 | Alpha Beta | 2-Layer Sandwich | Alpha-Beta Plaits | CATH (4.3.0) | |
D | 3.30.1470.10 | Alpha Beta | 2-Layer Sandwich | Photosystem 1 Reaction Centre Subunit Ii | Chain: D | CATH (4.3.0) |
E | 2.30.30.50 | Mainly Beta | Roll | SH3 type barrels. | CATH (4.3.0) | |
F | 1.10.8.110 | Mainly Alpha | Orthogonal Bundle | Helicase, Ruva Protein | domain 3 | CATH (4.3.0) |
G [auth J] | 1.20.5.510 | Mainly Alpha | Up-down Bundle | Single alpha-helices involved in coiled-coils or other helix-helix interfaces | Single helix bin | CATH (4.3.0) |
H [auth K] | 1.20.860.20 | Mainly Alpha | Up-down Bundle | Alpha-t-alpha | Photosystem I PsaK, reaction centre | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF00223 | Photosystem I psaA/psaB protein (PsaA_PsaB) | Photosystem I psaA/psaB protein | - | Family | |
PF00223 | Photosystem I psaA/psaB protein (PsaA_PsaB) | Photosystem I psaA/psaB protein | - | Family | |
PF12838 | 4Fe-4S dicluster domain (Fer4_7) | 4Fe-4S dicluster domain | Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contai ... | Domain | |
PF02531 | PsaD (PsaD) | PsaD | - | Family | |
PF02427 | Photosystem I reaction centre subunit IV / PsaE (PSI_PsaE) | Photosystem I reaction centre subunit IV / PsaE | PsaE is a 69 amino acid polypeptide from photosystem I present on the stromal side of the thylakoid membrane [1]. The structure is comprised of a well-defined five-stranded beta-sheet similar to SH3 domains [1]. | Domain | |
PF02507 | Photosystem I reaction centre subunit III (PSI_PsaF) | Photosystem I reaction centre subunit III | - | Family | |
G [auth J] | PF01701 | Photosystem I reaction centre subunit IX / PsaJ (PSI_PsaJ) | Photosystem I reaction centre subunit IX / PsaJ | - | Family |
H [auth K] | PF01241 | Photosystem I psaG / psaK (PSI_PSAK) | Photosystem I psaG / psaK | - | Family |
I [auth M] | PF07465 | Photosystem I protein M (PsaM) (PsaM) | Photosystem I protein M (PsaM) | - | Family |