2WSC
Improved Model of Plant Photosystem I
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (1) | AT3G54890 | polymer | 241 | 26021.9 | 1 | UniProt (Q9C5R7) Pfam (PF00504) UniProt (by SIFTS) (Q01667) | ARABIDOPSIS THALIANA (THALE CRESS) | LHCA1 |
| 2 | B (2) | TYPE II CHLOROPHYLL A/B BINDING PROTEIN FROM PHOTOSYSTEM I | polymer | 269 | 28926.7 | 1 | UniProt (Q41038) Pfam (PF00504) | PISUM SATIVUM (PEA) | LHCA2 |
| 3 | C (3) | LHCA3 | polymer | 276 | 29852.1 | 1 | Pfam (PF00504) UniProt (by SIFTS) (C6TEX2) | GLYCINE MAX (SOYBEAN) | |
| 4 | D (4) | CHLOROPHYLL A-B BINDING PROTEIN P4, CHLOROPLASTIC | polymer | 251 | 27182.0 | 1 | UniProt (Q9SQL2) Pfam (PF00504) | PISUM SATIVUM (PEA) | LHCI TYPE III CAB-P4 LHCA4 |
| 5 | E (A) | PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A1 | polymer | 758 | 84284.5 | 1 | UniProt (P05310) Pfam (PF00223) | PISUM SATIVUM (PEA) | PSAA, PSI-A |
| 6 | F (B) | PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A2 | polymer | 734 | 82491.0 | 1 | UniProt (P05311) Pfam (PF00223) | PISUM SATIVUM (PEA) | PSAB, PSI-B |
| 7 | G (C) | PHOTOSYSTEM I IRON-SULFUR CENTER | polymer | 81 | 8991.5 | 1 | UniProt (P10793) Pfam (PF14697) | PISUM SATIVUM (PEA) | PSAC, PHOTOSYSTEM I SUBUNIT VII, 9 KDA POLYPEPTIDE, PSI-C |
| 8 | H (D) | PHOTOSYSTEM I REACTION CENTER SUBUNIT II, CHLOROPLASTIC | polymer | 212 | 23170.6 | 1 | UniProt (P12353) Pfam (PF02531) | SPINACIA OLERACEA (SPINACH) | PSAD, PHOTOSYSTEM I 20 KDA SUBUNIT, PSI-D |
| 9 | I (E) | PHOTOSYSTEM I REACTION CENTER SUBUNIT IV A, CHLOROPLASTIC | polymer | 143 | 14985.0 | 1 | UniProt (Q9S831) Pfam (PF02427) | ARABIDOPSIS THALIANA (THALE CRESS) | PSAE, PSI-E A |
| 10 | J (F) | PHOTOSYSTEM I REACTION CENTER SUBUNIT III, CHLOROPLASTIC | polymer | 231 | 25445.5 | 1 | UniProt (P12355) Pfam (PF02507) | SPINACIA OLERACEA (SPINACH) | PSAF, LIGHT-HARVESTING COMPLEX I 17 KDA PROTEIN, PSI-F |
| 11 | K (G) | PHOTOSYSTEM I REACTION CENTER SUBUNIT V, CHLOROPLASTIC | polymer | 167 | 18232.7 | 1 | UniProt (P12357) Pfam (PF01241) | SPINACIA OLERACEA (SPINACH) | PSAG, PSI-G, PHOTOSYSTEM I 9 KDA PROTEIN |
| 12 | L (H) | PHOTOSYSTEM I REACTION CENTER SUBUNIT VI, CHLOROPLASTIC | polymer | 144 | 15341.6 | 1 | UniProt (P22179) Pfam (PF03244) | SPINACIA OLERACEA (SPINACH) | PSAH, PSI-H, LIGHT-HARVESTING COMPLEX I 11 KDA PROTEIN |
| 13 | M (I) | PHOTOSYSTEM I REACTION CENTER SUBUNIT VIII | polymer | 40 | 4474.5 | 1 | UniProt (P17227) Pfam (PF00796) | PISUM SATIVUM (PEA) | PSAI, PSI-I |
| 14 | N (J) | PHOTOSYSTEM I REACTION CENTER SUBUNIT IX | polymer | 44 | 5079.9 | 1 | UniProt (P17230) Pfam (PF01701) | SPINACIA OLERACEA (SPINACH) | PSAJ, PSI-J |
| 15 | O (K) | PHOTOSYSTEM I REACTION CENTER SUBUNIT PSAK, CHLOROPLASTIC | polymer | 131 | 13742.9 | 1 | UniProt (P36886) Pfam (PF01241) | HORDEUM VULGARE | PSAK, PHOTOSYSTEM I SUBUNIT X, PSI-K, LIGHT-HARVESTING COMPLEX I 7 KDA PROTEIN |
| 16 | P (L) | PHOTOSYSTEM I REACTION CENTER SUBUNIT XI, CHLOROPLASTIC | polymer | 216 | 22957.7 | 1 | UniProt (Q41385) Pfam (PF02605) | SPINACIA OLERACEA (SPINACH) | PSAL, PSI-L, PSI SUBUNIT V |
| 17 | Q (N) | PHOTOSYSTEM I-N SUBUNIT | polymer | 170 | 18461.0 | 1 | UniProt (Q84U30) Pfam (PF05479) | PHASEOLUS VULGARIS | PSAN, PSI-N |
| 18 | R (R) | PHOTOSYSTEM I-N SUBUNIT | polymer | 53 | 4528.6 | 1 | PISUM SATIVUM (PEA) | ||
| 19 | AA, BA, CA, DA, EA... (W, X, Y, Z, a...) | beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose | branched | 342.3 | 13 | In PDB BIRD (PRD_900003) | sucrose | ||
| 20 | AB, AC, AD, AE, AG... (2, 3, 4, A, B...) | CHLOROPHYLL A | non-polymer | 893.5 | 173 | Chemie (CLA) | |||
| 21 | AF, AI, AJ, BD, BF... (A, H, L, 4, B...) | DODECYL-ALPHA-D-MALTOSIDE | non-polymer | 510.6 | 45 | Chemie (LMU) | |||
| 22 | BH, CC, CH, DH, DJ... (B, 3, L, I, J...) | BETA-CAROTENE | non-polymer | 536.9 | 18 | Chemie (BCR) | |||
| 23 | AH, UE (B, A) | PHYLLOQUINONE | non-polymer | 450.7 | 2 | Chemie (PQN) | |||
| 24 | LF, MH, NH (A, C) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 3 | Chemie (SF4) | |||
| 25 | GH (B) | 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE | non-polymer | 787.2 | 1 | Chemie (LMG) | |||
| 26 | DI (H) | UNKNOWN LIGAND | non-polymer | 1 | Chemie (UNL) |
Sequence modifications
1: -43 - 197 (UniProt: Q9C5R7)
2: -57 - 194 (UniProt: Q41038)
2: 196 - 200 (UniProt: Q41038)
2: 201 - 211 (UniProt: Q41038)
2: 195 - 195 (PDB: 2WSC)
4: -50 - 159 (UniProt: Q9SQL2)
D: -55 - 156 (UniProt: P12353)
K: -41 - 89 (UniProt: P36886)
| PDB | External Database | Details |
|---|---|---|
| Ile -33 | Lys 11 | conflict |
| Arg -1 | Lys 43 | conflict |
| PDB | External Database | Details |
|---|---|---|
| - | Gly 258 | deletion |
| PDB | External Database | Details |
|---|---|---|
| Ala 195 | - | insertion |
2: 195 - 195 (PDB: 2WSC)
4: -50 - 159 (UniProt: Q9SQL2)
| PDB | External Database | Details |
|---|---|---|
| - | Ala 211 | deletion |
| PDB | External Database | Details |
|---|---|---|
| Gly -52 | Ala 4 | conflict |
| Pro -50 | Gln 6 | conflict |
| Arg -44 | Pro 12 | conflict |
| Glu -34 | Asp 22 | conflict |
| Leu -11 | His 45 | conflict |
| Thr -9 | Ser 47 | conflict |
| Thr 12 | Pro 68 | conflict |
| Ala 14 | Gly 70 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Ile 47 | Leu 89 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 18 |
| Total formula weight | 454169.6 | |
| Branched | Number of molecules | 13 |
| Total formula weight | 4449.9 | |
| Non-Polymers* | Number of molecules | 243 |
| Total formula weight | 189958.5 | |
| All* | Total formula weight | 648577.9 |






