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1BEK

EFFECT OF UNNATURAL HEME SUBSTITUTION ON KINETICS OF ELECTRON TRANSFER IN CYTOCHROME C PEROXIDASE

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
YEAST CYTOCHROME C PEROXIDASEpolymer29133134.81UniProt (P00431)
Pfam (PF00141)
Saccharomyces cerevisiae (baker's yeast)
2B
(A)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.51Chemie (HEM)
3C
(A)
waterwater18.0164Chemie (HOH)
Sequence modifications
A: 4 - 294 (UniProt: P00431)
PDBExternal DatabaseDetails
Ala 39Tyr 106engineered mutation
Ile 53Thr 120engineered mutation
Gly 152Asp 219engineered mutation
Asp 272Asn 339engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight33134.8
Non-Polymers*Number of molecules1
Total formula weight616.5
All*Total formula weight33751.3
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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