3KZI
Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Photosystem Q(B) protein 1 | polymer | 344 | 38265.6 | 1 | UniProt (P0A444) Pfam (PF00124) | Thermosynechococcus elongatus | 32 kDa thylakoid membrane protein 1, Photosystem II protein D1 1 |
| 2 | B (B) | Photosystem II core light harvesting protein | polymer | 510 | 56656.5 | 1 | UniProt (Q8DIQ1) Pfam (PF00421) | Thermosynechococcus elongatus | |
| 3 | C (C) | Photosystem II CP43 protein | polymer | 461 | 50287.5 | 1 | UniProt (Q8DIF8) Pfam (PF00421) | Thermosynechococcus elongatus | |
| 4 | D (D) | Photosystem II D2 protein | polymer | 352 | 39388.2 | 1 | UniProt (Q8CM25) Pfam (PF00124) | Thermosynechococcus elongatus | Photosystem II reaction center D2 protein, PSII D2 protein, Photosystem Q(A) protein |
| 5 | E (E) | Cytochrome b559 subunit alpha | polymer | 83 | 9449.6 | 1 | UniProt (Q8DIP0) Pfam (PF00283) Pfam (PF00284) | Thermosynechococcus elongatus | PSII reaction center subunit V |
| 6 | F (F) | Cytochrome b559 subunit beta | polymer | 44 | 4936.7 | 1 | UniProt (Q8DIN9) Pfam (PF00283) | Thermosynechococcus elongatus | PSII reaction center subunit VI |
| 7 | G (H) | Photosystem II reaction center protein H | polymer | 65 | 7227.6 | 1 | UniProt (Q8DJ43) Pfam (PF00737) | Thermosynechococcus elongatus | PSII-H |
| 8 | H (I) | Photosystem II reaction center protein I | polymer | 38 | 4410.2 | 1 | UniProt (Q8DJZ6) Pfam (PF02532) | Thermosynechococcus elongatus | PSII-I, PSII 4.4 kDa protein |
| 9 | I (J) | Photosystem II reaction center protein J | polymer | 40 | 4105.9 | 1 | UniProt (P59087) Pfam (PF01788) | Thermosynechococcus elongatus | PSII-J |
| 10 | J (K) | Photosystem II reaction center protein K | polymer | 37 | 4101.9 | 1 | UniProt (Q9F1K9) Pfam (PF02533) | Thermosynechococcus elongatus | PSII-K |
| 11 | K (L) | Photosystem II reaction center protein L | polymer | 37 | 4299.0 | 1 | UniProt (Q8DIN8) Pfam (PF02419) | Thermosynechococcus elongatus | PSII-L, PSII 5 kDa protein |
| 12 | L (M) | Photosystem II reaction center protein M | polymer | 36 | 3981.7 | 1 | UniProt (Q8DHA7) Pfam (PF05151) | Thermosynechococcus elongatus | PSII-M |
| 13 | M (O) | Photosystem II manganese-stabilizing polypeptide | polymer | 246 | 26852.0 | 1 | UniProt (P0A431) Pfam (PF01716) | Thermosynechococcus elongatus | MSP |
| 14 | N (T) | Photosystem II reaction center protein T | polymer | 32 | 3878.7 | 1 | UniProt (Q8DIQ0) Pfam (PF01405) | Thermosynechococcus elongatus | PSII-T, PSII-Tc |
| 15 | O (U) | Photosystem II 12 kDa extrinsic protein | polymer | 104 | 11656.0 | 1 | UniProt (Q9F1L5) Pfam (PF06514) | Thermosynechococcus elongatus | PS II complex 12 kDa extrinsic protein, PSII-U |
| 16 | P (V) | Cytochrome c-550 | polymer | 137 | 15148.3 | 1 | UniProt (P0A386) Pfam (PF14495) | Thermosynechococcus elongatus | Cytochrome c550, Low-potential cytochrome c, Cytochrome c-549 |
| 17 | Q (y) | Photosystem II reaction center protein ycf12 | polymer | 46 | 5039.1 | 1 | UniProt (Q8DJI1) Pfam (PF05969) | Thermosynechococcus elongatus | Protein ycf12 |
| 18 | R (X) | Photosystem II reaction center X protein | polymer | 40 | 4191.0 | 1 | UniProt (Q9F1R6) Pfam (PF06596) | Thermosynechococcus elongatus | Photosystem II PsbX protein |
| 19 | S (Z) | Photosystem II reaction center protein Z | polymer | 62 | 6766.2 | 1 | UniProt (Q8DHJ2) Pfam (PF01737) | Thermosynechococcus elongatus | PSII-Z |
| 20 | T (A) | FE (II) ION | non-polymer | 55.8 | 1 | Chemie (FE2) | |||
| 21 | AC, CC, FA, GA, GB... (D, A, B, C, K) | CHLOROPHYLL A | non-polymer | 893.5 | 35 | Chemie (CLA) | |||
| 22 | BC, W (D, A) | PHEOPHYTIN A | non-polymer | 871.2 | 2 | Chemie (PHO) | |||
| 23 | Y (A) | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID | non-polymer | 195.2 | 1 | Chemie (MES) | |||
| 24 | Z (A) | OXYGEN EVOLVING SYSTEM | non-polymer | 323.8 | 1 | Chemie (OEC) | |||
| 25 | AA, AD, BD, EC, QC... (A, X, Z, D, J...) | BETA-CAROTENE | non-polymer | 536.9 | 11 | Chemie (BCR) | |||
| 26 | BA, FB (A, C) | 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE | non-polymer | 723.0 | 2 | Chemie (LHG) | |||
| 27 | CA, FC, GC, NC, PC... (A, D, I, J, M...) | 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE | non-polymer | 787.2 | 8 | Chemie (LMG) | |||
| 28 | AB, CB, DA, DB, IC... (B, A, C, D) | DIGALACTOSYL DIACYL GLYCEROL (DGDG) | non-polymer | 949.3 | 8 | Chemie (DGD) | |||
| 29 | BB, EA, JC, OC, XC... (B, A, D, I, O...) | DODECYL-BETA-D-MALTOSIDE | non-polymer | 510.6 | 7 | Chemie (LMT) | |||
| 30 | EB, HC, LC, UC (C, D, F, L) | 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL | non-polymer | 795.1 | 4 | Chemie (SQD) | |||
| 31 | ZB (D) | BICARBONATE ION | non-polymer | 61.0 | 1 | Chemie (BCT) | |||
| 32 | DC (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 | 1 | Chemie (PL9) | |||
| 33 | KC, ZC (F, V) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 34 | MC, TC, WC (F, K, O) | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 19 |
| Total formula weight | 300641.7 | |
| Non-Polymers* | Number of molecules | 87 |
| Total formula weight | 63750.8 | |
| All* | Total formula weight | 364392.5 |
