1DIY: Prostaglandin H2 synthase-1

Crystal structure of arachidonic acid bound in the cyclooxygenase active site of pghs-1. Determined by X-ray diffraction at 3.0 Å resolution. Released 22 Sept 2000.

Method
X-ray diffraction
Resolution
3.0 Å
Organism
Ovis aries
Chains
1
Atoms
4,780
Mol. weight
67.58 kDa
Ligands
BOG, COH, ACD
Released
22 Sept 2000

Explore 1DIY in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1DIY contains 37 α-helices and 34 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 37 helices, 34 β-strands

ElementResiduesLengthSheet
α-helix35-373
α-helix451
β-strand46-5051
β-strand54-5851
β-strand64-6522
β-strand71-7222
α-helix74-829
α-helix83-853
α-helix86-938
α-helix99-1046
α-helix108-12114
β-strand13013
β-strand13114
β-strand13414
α-helix139-1435
β-strand14715
β-strand14916
β-strand15013
β-strand16117
β-strand16417
α-helix174-1818
β-strand18318
β-strand18919
β-strand194110
β-strand195111
α-helix196-20611
β-strand212112
β-strand22015
β-strand221112
α-helix238-2447
β-strand245113
β-strand252113
β-strand255-257314
β-strand260-262314
α-helix263-2642
β-strand265115
β-strand285115
α-helix296-31924
α-helix325-34319
α-helix344-3496
α-helix350-3534
α-helix363-3664
β-strand37816
α-helix379-3846
α-helix388-3903
β-strand395-397316
β-strand400-402316
α-helix404-4074
α-helix413-4175
α-helix419-42810
β-strand430111
β-strand43219
β-strand44018
α-helix445-45814
α-helix460-4623
α-helix463-4697
α-helix473-4753
α-helix478-4814
α-helix486-49510
α-helix498-5003
α-helix503-5097
α-helix5111
β-strand512117
α-helix5131
β-strand519117
α-helix520-53516
α-helix538-5403
α-helix547-5493
α-helix553-5608
α-helix564-5696
β-strand581110

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Prostaglandin H2 synthase-1Aprotein553Ovis ariesP05979 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>1DIY_1 PROSTAGLANDIN H2 SYNTHASE-1 (chains A)
PVNPCCYYPCQHQGICVRFGLDRYQCDCTRTGYSGPNCTIPEIWTWLRTTLRPSPSFIHF
LLTHGRWLWDFVNATFIRDTLMRLVLTVRSNLIPSPPTYNIAHDYISWESFSNVSYYTRI
LPSVPRDCPTPMGTKGKKQLPDAEFLSRRFLLRRKFIPDPQGTNLMFAFFAQHFTHQFFK
TSGKMGPGFTKALGHGVDLGHIYGDNLERQYQLRLFKDGKLKYQMLNGEVYPPSVEEAPV
LMHYPRGIPPQSQMAVGQEVFGLLPGLMLYATIWLREHNRVCDLLKAEHPTWGDEQLFQT
ARLILIGETIKIVIEEYVQQLSGYFLQLKFDPELLFGAQFQYRNRIAMEFNQLYHWHPLM
PDSFRVGPQDYSYEQFLFNTSMLVDYGVEALVDAFSRQPAGRIGGGRNIDHHILHVAVDV
IKESRVLRLQPFNEYRKRFGMKPYTSFQELTGEKEMAAELEELYGDIDALEFYPGLLLEK
CHPNSIFGESMIEMGAPFSLKGLLGNPICSPEYWKASTFGGEVGFNLVKTATLKKLVCLN
TKTCPYVSFHVPD

Ligands and cofactors

IDNameFormulaCopies
BOGoctyl beta-D-glucopyranosideC14 H28 O64
COHProtoporphyrin IX containing coC34 H32 Co N4 O41
ACDArachidonic acidC20 H32 O21

Primary citation

The productive conformation of arachidonic acid bound to prostaglandin synthase. Malkowski, M.G., Ginell, S.L., Smith, W.L. et al. Science (2000) 289:1933-1937. DOI 10.1126/science.289.5486.1933 · PubMed

Other PDB entries of the same protein (UniProt P05979 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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