NameHematopoietic prostaglandin D synthase
Synonyms
  • 5.3.99.2
  • Glutathione S-transferase
  • Glutathione-dependent PGD synthase
  • Glutathione-requiring prostaglandin D synthase
  • GST class-sigma
  • GSTS
  • H-PGDS
  • PGDS
  • Prostaglandin-H2 D-isomerase
  • PTGDS2
Gene NameHPGDS
OrganismHuman
Amino acid sequence
>lcl|BSEQ0016335|Hematopoietic prostaglandin D synthase
MPNYKLTYFNMRGRAEIIRYIFAYLDIQYEDHRIEQADWPEIKSTLPFGKIPILEVDGLT
LHQSLAIARYLTKNTDLAGNTEMEQCHVDAIVDTLDDFMSCFPWAEKKQDVKEQMFNELL
TYNAPHLMQDLDTYLGGREWLIGNSVTWADFYWEICSTTLLVFKPDLLDNHPRLVTLRKK
VQAIPAVANWIKRRPQTKL
Number of residues199
Molecular Weight23343.65
Theoretical pI5.64
GO Classification
Functions
  • calcium ion binding
  • glutathione transferase activity
  • magnesium ion binding
  • protein homodimerization activity
  • prostaglandin-D synthase activity
Processes
  • signal transduction
  • small molecule metabolic process
  • locomotory behavior
  • xenobiotic metabolic process
  • arachidonic acid metabolic process
  • glutathione derivative biosynthetic process
  • cyclooxygenase pathway
  • prostaglandin metabolic process
  • negative regulation of male germ cell proliferation
Components
  • cytosol
  • cytoplasm
General FunctionProtein homodimerization activity
Specific FunctionBifunctional enzyme which catalyzes both the conversion of PGH2 to PGD2, a prostaglandin involved in smooth muscle contraction/relaxation and a potent inhibitor of platelet aggregation, and the conjugation of glutathione with a wide range of aryl halides and organic isothiocyanates. Also exhibits low glutathione-peroxidase activity towards cumene hydroperoxide.
Pfam Domain Function
Transmembrane RegionsNot Available
GenBank Protein ID3046817
UniProtKB IDO60760
UniProtKB Entry NameHPGDS_HUMAN
Cellular LocationCytoplasm
Gene sequence
>lcl|BSEQ0016336|Hematopoietic prostaglandin D synthase (HPGDS)
ATGCCAAACTACAAACTCACTTATTTTAATATGAGGGGGAGAGCAGAAATTATTCGTTAC
ATATTTGCTTATTTGGACATACAGTATGAAGACCACAGAATAGAACAAGCTGACTGGCCT
GAAATCAAATCAACTCTCCCATTTGGAAAAATCCCCATTTTGGAAGTTGATGGACTTACT
CTTCACCAGAGCCTAGCAATAGCAAGATATTTGACCAAAAACACAGATTTGGCTGGAAAC
ACAGAAATGGAACAATGTCATGTTGATGCTATTGTGGACACTCTGGATGATTTCATGTCA
TGTTTTCCTTGGGCAGAGAAAAAGCAAGATGTGAAAGAGCAGATGTTCAATGAGCTGCTC
ACGTATAATGCGCCTCATCTTATGCAAGACTTGGACACATATTTAGGGGGGAGAGAATGG
CTTATTGGTAACTCTGTAACTTGGGCAGACTTCTACTGGGAGATTTGCAGTACCACACTT
TTGGTCTTTAAGCCTGACCTGTTAGACAACCATCCAAGGCTGGTGACTTTACGGAAGAAA
GTCCAAGCCATTCCTGCCGTCGCTAACTGGATAAAACGAAGGCCCCAAACCAAACTCTAG
GenBank Gene IDD82073
GeneCard IDNot Available
GenAtlas IDNot Available
HGNC IDHGNC:17890
Chromosome Location4
LocusNot Available
References
  1. Kanaoka Y, Fujimori K, Kikuno R, Sakaguchi Y, Urade Y, Hayaishi O: Structure and chromosomal localization of human and mouse genes for hematopoietic prostaglandin D synthase. Conservation of the ancestral genomic structure of sigma-class glutathione S-transferase. Eur J Biochem. 2000 Jun;267(11):3315-22. 10824118
  2. Jowsey IR, Thomson AM, Flanagan JU, Murdock PR, Moore GB, Meyer DJ, Murphy GJ, Smith SA, Hayes JD: Mammalian class Sigma glutathione S-transferases: catalytic properties and tissue-specific expression of human and rat GSH-dependent prostaglandin D2 synthases. Biochem J. 2001 Nov 1;359(Pt 3):507-16. 11672424
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  5. Suzuki T, Watanabe K, Kanaoka Y, Sato T, Hayaishi O: Induction of hematopoietic prostaglandin D synthase in human megakaryocytic cells by phorbol ester. Biochem Biophys Res Commun. 1997 Dec 18;241(2):288-93. 9425264
  6. Mahmud I, Ueda N, Yamaguchi H, Yamashita R, Yamamoto S, Kanaoka Y, Urade Y, Hayaishi O: Prostaglandin D synthase in human megakaryoblastic cells. J Biol Chem. 1997 Nov 7;272(45):28263-6. 9353279
  7. Inoue T, Irikura D, Okazaki N, Kinugasa S, Matsumura H, Uodome N, Yamamoto M, Kumasaka T, Miyano M, Kai Y, Urade Y: Mechanism of metal activation of human hematopoietic prostaglandin D synthase. Nat Struct Biol. 2003 Apr;10(4):291-6. 12627223
  8. Inoue T, Okano Y, Kado Y, Aritake K, Irikura D, Uodome N, Okazaki N, Kinugasa S, Shishitani H, Matsumura H, Kai Y, Urade Y: First determination of the inhibitor complex structure of human hematopoietic prostaglandin D synthase. J Biochem. 2004 Mar;135(3):279-83. 15113825
  9. Aritake K, Kado Y, Inoue T, Miyano M, Urade Y: Structural and functional characterization of HQL-79, an orally selective inhibitor of human hematopoietic prostaglandin D synthase. J Biol Chem. 2006 Jun 2;281(22):15277-86. Epub 2006 Mar 17. 16547010
  10. Hohwy M, Spadola L, Lundquist B, Hawtin P, Dahmen J, Groth-Clausen I, Nilsson E, Persdotter S, von Wachenfeldt K, Folmer RH, Edman K: Novel prostaglandin D synthase inhibitors generated by fragment-based drug design. J Med Chem. 2008 Apr 10;51(7):2178-86. doi: 10.1021/jm701509k. Epub 2008 Mar 15. 18341273
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