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

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Title RT XFEL structure of Photosystem II 500 ms after the third illumination at 4.6 A resolution
Classification ELECTRON TRANSPORT,PHOTOSYNTHESIS
Compound Photosystem Q(B) protein 1
Source ORGANISM_SCIENTIFIC: Thermosynechococcus elongatus;
Sequence Z:  MTILFQLALAALVILSFVMVIGVPVAYASPQDWDRSKQLI
FLGSGLWIALVLVVGVLNFFVV
Description


Functional site

1) chain Z
residue 19
type
sequence M
description binding site for residue CLA C 510
source : AH7

2) chain Z
residue 20
type
sequence V
description binding site for residue CLA C 510
source : AH7

3) chain Z
residue 24
type
sequence P
description binding site for residue CLA C 510
source : AH7

4) chain Z
residue 13
type
sequence V
description binding site for residue BCR C 513
source : AI1

5) chain Z
residue 59
type
sequence F
description binding site for residue LMG C 518
source : AI6

6) chain Z
residue 54
type
sequence V
description binding site for residue BCR K 102
source : AL6

7) chain Z
residue 55
type
sequence G
description binding site for residue BCR K 102
source : AL6

8) chain Z
residue 58
type
sequence N
description binding site for residue BCR K 102
source : AL6

9) chain Z
residue 13
type
sequence V
description binding site for residue BCR y 101
source : AM3

10) chain Z
residue 17
type
sequence F
description binding site for residue BCR y 101
source : AM3

11) 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

12) 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

13) 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

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

15) 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

16) 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


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