PDB entry 1xk3
View 1xk3 on RCSB PDB site
Description: NADPH- and Ascorbate-Supported Heme Oxygenase Reactions are Distinct. Regiospecificity of Heme Cleavage by the R183E Mutant
Class: oxidoreductase
Keywords: heme, OXIDOREDUCTASE
Deposited on
2004-09-26, released
2004-11-09
The last revision prior to the SCOPe 2.08 freeze date was dated
2009-02-24, with a file datestamp of
2009-03-01.
Experiment type: XRAY
Resolution: 2.08 Å
R-factor: 0.21
AEROSPACI score: 0.43
(click here for full SPACI score report)
Chains and heterogens:
- Chain 'A':
Compound: Heme oxygenase 1
Species: Homo sapiens [TaxId:9606]
Gene: HMOX1, HO1, HO
Database cross-references and differences (RAF-indexed):
Domains in SCOPe 2.08: d1xk3a_ - Chain 'B':
Compound: Heme oxygenase 1
Species: Homo sapiens [TaxId:9606]
Gene: HMOX1, HO1, HO
Database cross-references and differences (RAF-indexed):
Domains in SCOPe 2.08: d1xk3b_ - Heterogens: HEM, NO, HOH
PDB Chain Sequences:
- Chain 'A':
Sequence, based on SEQRES records: (download)
>1xk3A (A:)
merpqpdsmpqdlsealkeatkevhtqaenaefmrnfqkgqvtrdgfklvmaslyhiyva
leeeiernkespvfapvyfpeelhrkaaleqdlafwygprwqevipytpamqryvkrlhe
vgrtepellvahaytrylgdlsggqvlkkiaqkaldlpssgeglafftfpniasatkfkq
lyesrmnslemtpavrqrvieeaktafllniqlfeelqellthdtkdqspsra
Sequence, based on observed residues (ATOM records): (download)
>1xk3A (A:)
pqdlsealkeatkevhtqaenaefmrnfqkgqvtrdgfklvmaslyhiyvaleeeiernk
espvfapvyfpeelhrkaaleqdlafwygprwqevipytpamqryvkrlhevgrtepell
vahaytrylgdlsggqvlkkiaqkaldlpssgeglafftfpniasatkfkqlyesrmnsl
emtpavrqrvieeaktafllniqlfeelqellth
- Chain 'B':
Sequence, based on SEQRES records: (download)
>1xk3B (B:)
merpqpdsmpqdlsealkeatkevhtqaenaefmrnfqkgqvtrdgfklvmaslyhiyva
leeeiernkespvfapvyfpeelhrkaaleqdlafwygprwqevipytpamqryvkrlhe
vgrtepellvahaytrylgdlsggqvlkkiaqkaldlpssgeglafftfpniasatkfkq
lyesrmnslemtpavrqrvieeaktafllniqlfeelqellthdtkdqspsra
Sequence, based on observed residues (ATOM records): (download)
>1xk3B (B:)
pqdlsealkeatkevhtqaenaefmrnfqkgqvtrdgfklvmaslyhiyvaleeeiernk
espvfapvyfpeelhrkaaleqdlafwygprwqevipytpamqryvkrlhevgrtepell
vahaytrylgdlsggqvlkkiaqkaldlpssgeglafftfpniasatkfkqlyesrmnsl
emtpavrqrvieeaktafllniqlfeelqellth