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4PBU

Serial Time-resolved crystallography of Photosystem II using a femtosecond X-ray laser The S1 state

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, T
(A, a)
Photosystem Q(B) protein 1polymer33437029.22UniProt (P0A444)
Pfam (PF00124)
Thermosynechococcus elongatus32 kDa thylakoid membrane protein 1, Photosystem II protein D-1, Photosystem II D-1 protein
2B, U
(B, b)
Photosystem II core light harvesting proteinpolymer50455939.62UniProt (Q8DIQ1)
Pfam (PF00421)
Thermosynechococcus elongatusPhotosystem II CP47 protein
3C, V
(C, c)
Photosystem II CP43 proteinpolymer45549668.82UniProt (Q8DIF8)
Pfam (PF00421)
Thermosynechococcus elongatus
4D, W
(D, d)
Photosystem II D2 proteinpolymer34238404.92UniProt (Q8CM25)
Pfam (PF00124)
Thermosynechococcus elongatusPSII D2 protein, Photosystem Q(A) protein, Photosystem II D2 protein
5E, X
(E, e)
Cytochrome b559 subunit alphapolymer819321.52UniProt (Q8DIP0)
Pfam (PF00283)
Pfam (PF00284)
Thermosynechococcus elongatusPSII reaction center subunit V
6F, Y
(F, f)
Cytochrome b559 subunit betapolymer343868.62UniProt (Q8DIN9)
Pfam (PF00283)
Thermosynechococcus elongatusPSII reaction center subunit VI
7G, Z
(H, h)
Photosystem II reaction center protein Hpolymer657227.62UniProt (Q8DJ43)
Pfam (PF00737)
Thermosynechococcus elongatusPSII-H
8AA, H
(I, i)
Photosystem II reaction center protein Ipolymer384410.22UniProt (Q8DJZ6)
Pfam (PF02532)
Thermosynechococcus elongatusPSII-I, PSII 4.4 kDa protein
9BA, I
(J, j)
Photosystem II reaction center protein Jpolymer404105.92UniProt (P59087)
Pfam (PF01788)
Thermosynechococcus elongatusPSII-J
10CA, J
(K, k)
Photosystem II reaction center protein Kpolymer374101.92UniProt (Q9F1K9)
Pfam (PF02533)
Thermosynechococcus elongatusPSII-K
11DA, K
(L, l)
Photosystem II reaction center protein Lpolymer374299.02UniProt (Q8DIN8)
Pfam (PF02419)
Thermosynechococcus elongatusPSII-L, PSII 5 kDa protein
12EA, L
(M, m)
Photosystem II reaction center protein Mpolymer343807.52UniProt (Q8DHA7)
Pfam (PF05151)
Thermosynechococcus elongatusPSII-M
13FA, M
(O, o)
Photosystem II manganese-stabilizing polypeptidepolymer24326523.62UniProt (P0A431)
Pfam (PF01716)
Thermosynechococcus elongatusMSP
14GA, N
(T, t)
Photosystem II reaction center protein Tpolymer303620.42UniProt (Q8DIQ0)
Pfam (PF01405)
Thermosynechococcus elongatusPSII-Tc
15HA, O
(U, u)
Photosystem II 12 kDa extrinsic proteinpolymer9710966.32UniProt (Q9F1L5)
Pfam (PF06514)
Thermosynechococcus elongatusPS II complex 12 kDa extrinsic protein,PSII-U
16IA, P
(V, v)
Cytochrome c-550polymer13715148.32UniProt (P0A386)
Pfam (PF14495)
Thermosynechococcus elongatusCytochrome c-549, Cytochrome c550, Low-potential cytochrome c
17JA, Q
(Y, y)
Photosystem II reaction center protein Ycf12polymer293098.92UniProt (Q8DJI1)
Pfam (PF05969)
Thermosynechococcus elongatus
18KA, R
(X, x)
Photosystem II reaction center X proteinpolymer394077.92UniProt (Q9F1R6)
Pfam (PF06596)
Thermosynechococcus elongatus
19LA, S
(Z, z)
Photosystem II reaction center protein Zpolymer626766.22UniProt (Q8DHJ2)
Pfam (PF01737)
Thermosynechococcus elongatusPSII-Z
20LD, MA
(a, A)
CA-MN4-O5 CLUSTERnon-polymer339.82Chemie (OEX)
21NA, ND
(A, a)
FE (II) IONnon-polymer55.82Chemie (FE2)
PubChem (27284)
22GG, ID, OA, OD, PA...
(v, V, A, a)
CHLORIDE IONnon-polymer35.56Chemie (CL)
PubChem (312)
23QA, YD
(A, a)
BICARBONATE IONnon-polymer61.02Chemie (BCT)
PubChem (769)
24AC, AE, AF, BC, BE...
(C, b, c, B, d...)
CHLOROPHYLL Anon-polymer893.570Chemie (CLA)
25MF, PC, TA, WD
(d, D, A, a)
PHEOPHYTIN Anon-polymer871.24Chemie (PHO)
26BD, CG, DD, DG, GD...
(H, k, K, T, c...)
BETA-CAROTENEnon-polymer536.922Chemie (BCR)
PubChem (573)
PubChem (21672398)
PubChem (176490061)
PubChem (177696266)
PubChem (46783370)
PubChem (46846294)
PubChem (54603957)
PubChem (54612003)
PubChem (86765360)
PubChem (5315709)
PubChem (5280489)
PubChem (91827292)
PubChem (92863345)
PubChem (5353436)
PubChem (5356616)
PubChem (5927371)
PubChem (124919640)
PubChem (92863346)
PubChem (92863347)
PubChem (92863348)
PubChem (6477957)
PubChem (100990628)
PubChem (101525094)
PubChem (101525095)
PubChem (9828626)
PubChem (10256668)
PubChem (12305639)
PubChem (12305640)
PubChem (12305642)
PubChem (12305644)
PubChem (12305647)
PubChem (12305652)
PubChem (146673260)
PubChem (152743364)
PubChem (124919639)
PubChem (160505766)
PubChem (129651951)
PubChem (132274419)
PubChem (145925599)
PubChem (159562859)
PubChem (172654026)
PubChem (172878405)
PubChem (173398668)
27PF, TC, UD, WA
(d, D, a, A)
2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONEnon-polymer749.24Chemie (PL9)
PubChem (23304240)
PubChem (20286)
PubChem (21881166)
PubChem (5375177)
PubChem (6323474)
PubChem (6325820)
PubChem (6433402)
28ED, EG, MD, RF, VD...
(L, l, a, d, A...)
1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROLnon-polymer795.18Chemie (SQD)
PubChem (25147486)
PubChem (25235342)
PubChem (42607399)
PubChem (159321)
PubChem (481096)
PubChem (5459390)
PubChem (102201395)
PubChem (134765349)
PubChem (9810997)
PubChem (9918745)
PubChem (10219110)
PubChem (10373133)
PubChem (14463145)
29AB, SE, SF, TF, UF...
(A, b, d, B, D...)
1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLEnon-polymer723.010Chemie (LHG)
PubChem (46936292)
PubChem (446440)
PubChem (73416066)
PubChem (65144)
PubChem (9547104)
PubChem (13305396)
PubChem (11846227)
PubChem (138986743)
30AD, BB, FD, FG, TE...
(F, B, O, o, c...)
CALCIUM IONnon-polymer40.17Chemie (CA)
PubChem (271)
31AG, CD, IF, JF, MC...
(j, H, c, C, d...)
DIGALACTOSYL DIACYL GLYCEROL (DGDG)non-polymer949.310Chemie (DGD)
PubChem (24865462)
PubChem (24865463)
PubChem (50904896)
PubChem (53480668)
PubChem (46936671)
PubChem (448441)
PubChem (447899)
PubChem (4629344)
PubChem (15991538)
PubChem (154573294)
PubChem (171123158)
PubChem (134746152)
PubChem (140529801)
32HG, JD, VF, YC
(v, V, e, E)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.54Chemie (HEM)
33BG
(j)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
PubChem (888)
Sequence modifications
A, a: 11 - 344 (UniProt: P0A444)
PDBExternal DatabaseDetails
Ala 286Thr 286conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains38
Total formula weight584772.6
Non-Polymers*Number of molecules152
Total formula weight107817.6
All*Total formula weight692590.2
*Water molecules are not included.

253389

PDB entries from 2026-05-13

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