SMTL ID : 1xk3.2 (1 other biounit)

NADPH- and Ascorbate-Supported Heme Oxygenase Reactions are Distinct. Regiospecificity of Heme Cleavage by the R183E Mutant

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.08 Å

Oligo State

monomer

Ligands

1 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.1: 15 residues within 4Å: Chain A: K.18, H.25, A.28, E.29, M.34, Q.38, Y.134, T.135, R.136, G.139, L.147, E.183, F.207, N.210, F.214 15 PLIP interactions: 15 interactions with chain A, Hydrophobic interactions: A:A.28, A:E.29, A:Q.38, A:Q.38, A:Y.134, A:L.147, A:F.207, A:F.214 Hydrogen bonds: A:Y.134, A:E.183 Water bridges: A:K.18 Salt bridges: A:K.18, A:K.179 pi-Stacking: A:H.25 Metal complexes: A:H.25

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wang, J. et al., Regiospecificity determinants of human heme oxygenase: differential NADPH- and ascorbate-dependent heme cleavage by the R183E mutant. J.Biol.Chem. (2005)

Release Date

2004-11-09

Peptides

Heme oxygenase 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Heme oxygenase 1

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