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1Q4G

2.0 Angstrom Crystal Structure of Ovine Prostaglandin H2 Synthase-1, in complex with alpha-methyl-4-biphenylacetic acid

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Prostaglandin G/H synthase 1polymer55363724.12GenBank (165844)
Pfam (PF03098)
UniProt (by SIFTS) (P05979)
Ovis aries (sheep)Cyclooxygenase -1, COX-1, Prostaglandin-endoperoxide synthase 1, Prostaglandin H2 synthase 1, PGH synthase 1, PGHS-1, PHS 1
2C, F
(C, F)
2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched424.42In PDB
GlyTouCan (G07375KG)
3D, G
(D, G)
beta-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched748.72In PDB
GlyTouCan (G40894EI)
4E
(E)
alpha-D-mannopyranose-(1-6)-alpha-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched910.81In PDB
GlyTouCan (G42831WZ)
5H
(H)
beta-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched910.81In PDB
GlyTouCan (G07860ZO)
6I, J, K, L, Q...
(A, B)
octyl beta-D-glucopyranosidenon-polymer292.48Chemie (BOG)
7M, U
(A, B)
2-(1,1'-BIPHENYL-4-YL)PROPANOIC ACIDnon-polymer226.32Chemie (BFL)
PubChem (22810)
PubChem (448006)
PubChem (10082414)
8N, V
(A, B)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.52Chemie (HEM)
9O, P, W, X, Y
(A, B)
GLYCEROLnon-polymer92.15Chemie (GOL)
PubChem (753)
10AA, Z
(B, A)
waterwater18.0654Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight127448.3
BranchedNumber of molecules6
Total formula weight4167.8
Non-Polymers*Number of molecules17
Total formula weight4484.9
All*Total formula weight136101.0
*Water molecules are not included.

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PDB entries from 2026-04-08

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