3QH0
X-ray crystal structure of palmitic acid bound to the cyclooxygenase channel of cyclooxygenase-2
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Prostaglandin G/H synthase 2 | polymer | 610 | 69878.8 | 2 | UniProt (Q05769) Pfam (PF00008) Pfam (PF03098) | Mus musculus (mouse) | Cyclooxygenase-2, COX-2, Glucocorticoid-regulated inflammatory cyclooxygenase, Gripghs, Macrophage activation-associated marker protein P71/73, PES-2, PHS II, Prostaglandin H2 synthase 2, PGH synthase 2, PGHS-2, Prostaglandin-endoperoxide synthase 2, TIS10 protein |
| 2 | C (C) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetylamino-2-deoxy-alpha-L-idopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G45933ZU) | |||
| 3 | D (D) | alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 586.5 | 1 | In PDB GlyTouCan (G62182OO) | |||
| 4 | E (E) | 2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G07375KG) | |||
| 5 | F (F) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G42666HT) | |||
| 6 | AA, BA, CA, DA, EA... (B, A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 23 | Chemie (EDO) | |||
| 7 | P (A) | PALMITIC ACID | non-polymer | 256.4 | 1 | Chemie (PLM) | |||
| 8 | Q, R (A) | ACRYLIC ACID | non-polymer | 72.1 | 2 | Chemie (AKR) | |||
| 9 | JA, S (B, A) | PROTOPORPHYRIN IX CONTAINING CO | non-polymer | 619.6 | 2 | Chemie (COH) | |||
| 10 | KA, T (B, A) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 2 | Chemie (NAG) | |||
| 11 | U (A) | octyl beta-D-glucopyranoside | non-polymer | 292.4 | 1 | Chemie (BOG) | |||
| 12 | LA, MA (A, B) | water | water | 18.0 | 753 | Chemie (HOH) |
Sequence modifications
A, B: 10 - 618 (UniProt: Q05769)
| PDB | External Database | Details |
|---|---|---|
| His 29 | - | expression tag |
| His 30 | - | expression tag |
| His 31 | - | expression tag |
| His 32 | - | expression tag |
| His 33 | - | expression tag |
| His 34 | - | expression tag |
| Ala 594 | Asn 580 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 139757.5 | |
| Branched | Number of molecules | 4 |
| Total formula weight | 1859.7 | |
| Non-Polymers* | Number of molecules | 31 |
| Total formula weight | 3802.0 | |
| All* | Total formula weight | 145419.3 |
