4TNJ
RT XFEL structure of Photosystem II 500 ms after the 2nd illumination (2F) at 4.5 A resolution
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, U (A, a) | Photosystem Q(B) protein 1 | polymer | 344 | 38265.6 | 2 | UniProt (P0A444) Pfam (PF00124) | Thermosynechococcus elongatus | 32 kDa thylakoid membrane protein 1,Photosystem II protein D1 1 |
| 2 | B, V (B, b) | Photosystem II core light harvesting protein | polymer | 510 | 56656.5 | 2 | UniProt (Q8DIQ1) Pfam (PF00421) | Thermosynechococcus elongatus | |
| 3 | C, W (C, c) | Photosystem II CP43 protein | polymer | 461 | 50287.5 | 2 | UniProt (Q8DIF8) Pfam (PF00421) | Thermosynechococcus elongatus | |
| 4 | D, X (D, d) | Photosystem II D2 protein | polymer | 352 | 39388.2 | 2 | UniProt (Q8CM25) Pfam (PF00124) | Thermosynechococcus elongatus | PSII D2 protein,Photosystem Q(A) protein |
| 5 | E, Y (E, e) | Cytochrome b559 subunit alpha | polymer | 84 | 9580.8 | 2 | UniProt (Q8DIP0) Pfam (PF00283) Pfam (PF00284) | Thermosynechococcus elongatus | PSII reaction center subunit V |
| 6 | F, Z (F, f) | Cytochrome b559 subunit beta | polymer | 45 | 5067.9 | 2 | UniProt (Q8DIN9) Pfam (PF00283) | Thermosynechococcus elongatus | PSII reaction center subunit VI |
| 7 | AA, G (H, h) | Photosystem II reaction center protein H | polymer | 66 | 7358.8 | 2 | UniProt (Q8DJ43) Pfam (PF00737) | Thermosynechococcus elongatus | PSII-H |
| 8 | BA, H (I, i) | Photosystem II reaction center protein I | polymer | 38 | 4410.2 | 2 | UniProt (Q8DJZ6) Pfam (PF02532) | Thermosynechococcus elongatus | PSII-I,PSII 4.4 kDa protein |
| 9 | CA, I (J, j) | Photosystem II reaction center protein J | polymer | 40 | 4105.9 | 2 | UniProt (P59087) Pfam (PF01788) | Thermosynechococcus elongatus | PSII-J |
| 10 | DA, J (K, k) | Photosystem II reaction center protein K | polymer | 46 | 5028.1 | 2 | UniProt (Q9F1K9) Pfam (PF02533) | Thermosynechococcus elongatus | PSII-K |
| 11 | EA, K (L, l) | Photosystem II reaction center protein L | polymer | 37 | 4299.0 | 2 | UniProt (Q8DIN8) Pfam (PF02419) | Thermosynechococcus elongatus | PSII-L,PSII 5 kDa protein |
| 12 | FA, L (M, m) | Photosystem II reaction center protein M | polymer | 36 | 3981.7 | 2 | UniProt (Q8DHA7) Pfam (PF05151) | Thermosynechococcus elongatus | PSII-M |
| 13 | GA, M (O, o) | Photosystem II manganese-stabilizing polypeptide | polymer | 272 | 29637.4 | 2 | UniProt (P0A431) Pfam (PF01716) | Thermosynechococcus elongatus | MSP |
| 14 | HA, N (T, t) | Photosystem II reaction center protein T | polymer | 32 | 3878.7 | 2 | UniProt (Q8DIQ0) Pfam (PF01405) | Thermosynechococcus elongatus | PSII-Tc |
| 15 | IA, O (U, u) | Photosystem II 12 kDa extrinsic protein | polymer | 134 | 15031.0 | 2 | UniProt (Q9F1L5) Pfam (PF06514) | Thermosynechococcus elongatus | PS II complex 12 kDa extrinsic protein,PSII-U |
| 16 | JA, P (V, v) | Cytochrome c-550 | polymer | 163 | 18046.9 | 2 | UniProt (P0A386) Pfam (PF14495) | Thermosynechococcus elongatus | Cytochrome c-549,Cytochrome c550,Low-potential cytochrome c |
| 17 | KA, Q (y, g) | Photosystem II reaction center protein Ycf12 | polymer | 46 | 5039.1 | 2 | UniProt (Q8DJI1) Pfam (PF05969) | Thermosynechococcus elongatus | |
| 18 | LA, R (X, x) | Photosystem II reaction center X protein | polymer | 41 | 4322.2 | 2 | UniProt (Q9F1R6) Pfam (PF06596) | Thermosynechococcus elongatus | |
| 19 | MA, S (Y, G) | Photosystem II reaction center protein Y | polymer | 28 | 2401.0 | 2 | Thermosynechococcus elongatus | ||
| 20 | NA, T (Z, z) | Photosystem II reaction center protein Z | polymer | 62 | 6766.2 | 2 | UniProt (Q8DHJ2) Pfam (PF01737) | Thermosynechococcus elongatus | PSII-Z |
| 21 | FE, OA (a, A) | FE (II) ION | non-polymer | 55.8 | 2 | Chemie (FE2) | |||
| 22 | AF, AG, BF, BG, CF... (b, c, B, C, D...) | CHLOROPHYLL A | non-polymer | 893.5 | 70 | Chemie (CLA) | |||
| 23 | HD, IH, LE, TA, UD... (D, j, a, A, J...) | 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 | 6 | Chemie (PL9) | |||
| 24 | CE, DH, HG, IG, JH... (y, f, c, j, D...) | BETA-CAROTENE | non-polymer | 536.9 | 24 | Chemie (BCR) | |||
| 25 | BC, JD, JG, KG, LG... (B, D, c, a, b...) | DIGALACTOSYL DIACYL GLYCEROL (DGDG) | non-polymer | 949.3 | 14 | Chemie (DGD) | |||
| 26 | NG, OE, WA, XC (c, a, A, C) | 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE | non-polymer | 723.0 | 4 | Chemie (LHG) | |||
| 27 | AC, AD, AH, BH, CB... (B, C, d, e, A...) | 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE | non-polymer | 787.2 | 22 | Chemie (LMG) | |||
| 28 | SE, YA (a, A) | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
| 29 | QE, ZA (a, A) | CA-MN4-O5 CLUSTER | non-polymer | 339.8 | 2 | Chemie (OEX) | |||
| 30 | AB, BB, CC, DD, DE... (A, B, D, a, f...) | 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL | non-polymer | 795.1 | 10 | Chemie (SQD) | |||
| 31 | DC, EC, HH, KD, SF... (B, i, D, b, I...) | DODECYL-BETA-D-MALTOSIDE | non-polymer | 510.6 | 14 | Chemie (LMT) | |||
| 32 | BD, CD, JE, RG (D, a, d) | PHEOPHYTIN A | non-polymer | 871.2 | 4 | Chemie (PHO) | |||
| 33 | ED, TG (D, d) | BICARBONATE ION | non-polymer | 61.0 | 2 | Chemie (BCT) | |||
| 34 | BE, CH, NH, OD (V, f, v, F) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 35 | AE, KH, MH, WD (O, k, o, K) | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 40 |
| Total formula weight | 627105.6 | |
| Non-Polymers* | Number of molecules | 184 |
| Total formula weight | 135619.0 | |
| All* | Total formula weight | 762724.6 |
