1XK2 | Oxidoreductase | date | Sep 26, 2004 |
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title | Nadph- And Ascorbate-Supported Heme Oxygenase Reactions Are Regiospecificity Of Heme Cleavage By The R183e Mutant | ||||||||||||||
authors | J.Wang, L.Lad, T.L.Poulos, P.R.Ortiz De Montellano | ||||||||||||||
compound | source | ||||||||||||||
Molecule: Heme Oxygenase 1 Chain: A, B Synonym: Ho-1 Ec: 1.14.99.3 Engineered: Yes Mutation: Yes |
Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Hmox1, Ho1, Ho Expression_system: Escherichia Coli Expression_system_taxid: 562 | ||||||||||||||
symmetry | Space Group: P 1 21 1 |
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crystal cell |
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method | X-Ray Diffraction | resolution | 2.20 Å | ||||||||||||
ligand | HEM | enzyme | Oxidoreductase E.C.1.14.99.3 BRENDA | ||||||||||||
related structures | by homologous chain: 1DVG, 1S13 | ||||||||||||||
Gene Ontology |
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Primary reference | Regiospecificity determinants of human heme oxygenase: differential NADPH- and ascorbate-dependent heme cleavage by the R183E mutant., Wang J, Lad L, Poulos TL, Ortiz de Montellano PR, J Biol Chem 2005 Jan 28;280(4):2797-806. Epub 2004 Nov 3. PMID:15525643 |
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Structure-derived information |
- Domain d1xk2a_, region A [Jmol] [rasmolscript] [script source] - Domain d1xk2b_, region B [Jmol] [rasmolscript] [script source] |
Sequence-derived information |
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