9EH5
Structure of a mutated photosystem II complex reveals changes to the hydrogen-bonding network that affect proton egress during O-O bond formation
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, V (A, a) | Photosystem II protein D1 2 | polymer | 344 | 38280.5 | 2 | UniProt (P16033) Pfam (PF00124) | Synechocystis sp. PCC 6803 | PSII D1 protein 2,Photosystem II Q(B) protein 2 |
| 2 | B, W (B, b) | Photosystem II CP47 reaction center protein | polymer | 507 | 55954.4 | 2 | UniProt (P05429) Pfam (PF00421) | Synechocystis sp. PCC 6803 | |
| 3 | C, X (C, c) | Photosystem II CP43 reaction center protein | polymer | 460 | 50344.7 | 2 | UniProt (P09193) Pfam (PF00421) | Synechocystis sp. PCC 6803 | |
| 4 | D, Y (D, d) | Photosystem II D2 protein | polymer | 352 | 39461.1 | 2 | UniProt (P09192) Pfam (PF00124) | Synechocystis sp. PCC 6803 | PSII D2 protein,Photosystem Q(A) protein |
| 5 | E, Z (E, e) | Cytochrome b559 subunit alpha | polymer | 81 | 9454.6 | 2 | UniProt (P09190) Pfam (PF00283) Pfam (PF00284) | Synechocystis sp. PCC 6803 | |
| 6 | AA, F (F, f) | Cytochrome b559 subunit beta | polymer | 44 | 4935.8 | 2 | UniProt (P09191) Pfam (PF00283) | Synechocystis sp. PCC 6803 | |
| 7 | BA, G (H, h) | Photosystem II reaction center protein H | polymer | 64 | 7120.4 | 2 | UniProt (P14835) Pfam (PF00737) | Synechocystis sp. PCC 6803 | |
| 8 | CA, H (I, i) | Photosystem II reaction center protein I | polymer | 38 | 4338.1 | 2 | UniProt (Q54697) Pfam (PF02532) | Synechocystis sp. PCC 6803 | |
| 9 | DA, I (J, j) | Photosystem II reaction center protein J | polymer | 39 | 3976.7 | 2 | UniProt (P73070) Pfam (PF01788) | Synechocystis sp. PCC 6803 | |
| 10 | EA, J (K, k) | Photosystem II reaction center protein K | polymer | 45 | 5114.1 | 2 | UniProt (P15819) Pfam (PF02533) | Synechocystis sp. PCC 6803 | |
| 11 | FA, K (L, l) | Photosystem II reaction center protein L | polymer | 39 | 4476.1 | 2 | UniProt (Q55354) Pfam (PF02419) | Synechocystis sp. PCC 6803 | |
| 12 | GA, L (M, m) | Photosystem II reaction center protein M | polymer | 35 | 3910.6 | 2 | UniProt (P72701) Pfam (PF05151) | Synechocystis sp. PCC 6803 | |
| 13 | HA, M (O, o) | Photosystem II manganese-stabilizing polypeptide | polymer | 274 | 29939.6 | 2 | UniProt (P10549) Pfam (PF01716) | Synechocystis sp. PCC 6803 | |
| 14 | IA, N (Q, q) | Sll1638 protein | polymer | 149 | 16494.9 | 2 | UniProt (P73048) Pfam (PF05757) | Synechocystis sp. PCC 6803 | |
| 15 | JA, O (R, r) | Photosystem II protein Y | polymer | 39 | 4205.0 | 2 | UniProt (P73676) Pfam (PF06298) | Synechocystis sp. PCC 6803 | |
| 16 | KA, P (T, t) | Photosystem II reaction center protein T | polymer | 31 | 3571.3 | 2 | UniProt (P74787) Pfam (PF01405) | Synechocystis sp. PCC 6803 | |
| 17 | LA, Q (U, u) | Photosystem II 12 kDa extrinsic protein | polymer | 131 | 14256.2 | 2 | UniProt (Q55332) Pfam (PF06514) | Synechocystis sp. PCC 6803 | |
| 18 | MA, R (V, v) | Cytochrome c-550 | polymer | 160 | 17901.0 | 2 | UniProt (Q55013) Pfam (PF14495) | Synechocystis sp. PCC 6803 | |
| 19 | NA, S (X, x) | Photosystem II reaction center X protein | polymer | 39 | 4189.0 | 2 | UniProt (P72575) Pfam (PF06596) | Synechocystis sp. PCC 6803 | |
| 20 | OA, T (Y, y) | Photosystem II reaction center protein Ycf12 | polymer | 39 | 4144.0 | 2 | UniProt (Q55438) Pfam (PF05969) | Synechocystis sp. PCC 6803 | |
| 21 | PA, U (Z, z) | Photosystem II reaction center protein Z | polymer | 62 | 6736.2 | 2 | UniProt (P73528) Pfam (PF01737) | Synechocystis sp. PCC 6803 | |
| 22 | EF, QA (a, A) | CA-MN4-O5 CLUSTER | non-polymer | 339.8 | 2 | Chemie (OEX) | |||
| 23 | FF, RA (a, A) | FE (II) ION | non-polymer | 55.8 | 2 | Chemie (FE2) | |||
| 24 | GF, HF, SA, TA (a, A) | CHLORIDE ION | non-polymer | 35.5 | 4 | Chemie (CL) | |||
| 25 | AG, BG, BH, CG, CH... (b, c, d, a, B...) | CHLOROPHYLL A | non-polymer | 893.5 | 70 | Chemie (CLA) | |||
| 26 | DI, KF, PD, WA (d, a, D, A) | PHEOPHYTIN A | non-polymer | 871.2 | 4 | Chemie (PHO) | |||
| 27 | AC, AD, AI, BC, BI... (B, C, c, a, d...) | BETA-CAROTENE | non-polymer | 536.9 | 18 | Chemie (BCR) | |||
| 28 | AH, CB, CJ, DC, ED... (b, A, j, B, C...) | 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE | non-polymer | 787.2 | 16 | Chemie (LMG) | |||
| 29 | AB, GI, OF, SD (A, d, a, D) | 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-BENZOQUINONE | non-polymer | 749.2 | 4 | Chemie (PL9) | |||
| 30 | BB, CC, EE, GB, GJ... (A, B, F, k, H...) | 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL | non-polymer | 795.1 | 14 | Chemie (SQD) | |||
| 31 | AE, AF, AJ, BF, BJ... (E, X, i, A, j...) | DODECYL-BETA-D-MALTOSIDE | non-polymer | 510.6 | 66 | Chemie (LMT) | |||
| 32 | FB, TF (A, a) | BICARBONATE ION | non-polymer | 61.0 | 2 | Chemie (BCT) | |||
| 33 | BE, DF, HB, HI, HJ... (E, Z, A, d, l...) | 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE | non-polymer | 723.0 | 14 | Chemie (LHG) | |||
| 34 | BD, CD, DD, IE, PH... (C, H, c, h) | DIGALACTOSYL DIACYL GLYCEROL (DGDG) | non-polymer | 949.3 | 8 | Chemie (DGD) | |||
| 35 | DE, MJ, RI, YE (F, v, f, V) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 36 | GE, UI (H, h) | (3R)-beta,beta-caroten-3-ol | non-polymer | 552.9 | 2 | Chemie (RRX) | |||
| 37 | FJ, LJ, NJ, RE, XE... (k, u, v, K, U...) | CALCIUM ION | non-polymer | 40.1 | 6 | Chemie (CA) | |||
| 38 | AK, BK, CK, DK, EK... (J, K, L, M, O...) | water | water | 18.0 | 1294 | Chemie (HOH) |
Sequence modifications
D, d: 1 - 352 (UniProt: P09192)
| PDB | External Database | Details |
|---|---|---|
| Ala 317 | Lys 317 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 42 |
| Total formula weight | 657608.8 | |
| Non-Polymers* | Number of molecules | 236 |
| Total formula weight | 158699.6 | |
| All* | Total formula weight | 816308.5 |
