eF-site ID 4pbu-Z
PDB Code 4pbu
Chain Z

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Title Serial Time-resolved crystallography of Photosystem II using a femtosecond X-ray laser The S1 state
Classification PHOTOSYNTHESIS
Compound Photosystem Q(B) protein 1
Source ORGANISM_SCIENTIFIC: Thermosynechococcus elongatus;
Sequence Z:  MTILFQLALAALVILSFVMVIGVPVAYASPQDWDRSKQLI
FLGSGLWIALVLVVGVLNFFVV
Description


Functional site

1) chain Z
residue 20
type
sequence V
description binding site for residue CLA C 511
source : AH3

2) chain Z
residue 23
type
sequence V
description binding site for residue CLA C 511
source : AH3

3) chain Z
residue 28
type
sequence A
description binding site for residue CLA C 511
source : AH3

4) chain Z
residue 51
type
sequence V
description binding site for residue BCR C 514
source : AH6

5) chain Z
residue 55
type
sequence G
description binding site for residue BCR C 514
source : AH6

6) chain Z
residue 16
type
sequence S
description binding site for residue BCR K 101
source : AJ7

7) chain Z
residue 17
type
sequence F
description binding site for residue BCR Y 101
source : AK4

8) chain Z
residue 1
type MOD_RES
sequence M
description N-formylmethionine => ECO:0000269|PubMed:19219048, ECO:0000269|PubMed:20558739
source Swiss-Prot : SWS_FT_FI5

9) chain Z
residue 5-25
type TRANSMEM
sequence FQLALAALVILSFVMVIGVPV
description Helical => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI2

10) chain Z
residue 37-58
type TRANSMEM
sequence KQLIFLGSGLWIALVLVVGVLN
description Helical => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI2

11) chain Z
residue 26-36
type TOPO_DOM
sequence AYASPQDWDRS
description Cytoplasmic => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI3

12) chain Z
residue 59-62
type TOPO_DOM
sequence FFVV
description Lumenal => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI4

13) chain Z
residue 1-4
type TOPO_DOM
sequence MTIL
description Lumenal
source Swiss-Prot : SWS_FT_FI1


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