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1MTK

PHE46(CD4) ORIENTS THE DISTAL HISTIDINE FOR HYDROGEN BONDING TO BOUND LIGANDS IN SPERM WHALE MYOGLOBIN

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
MYOGLOBINpolymer15417317.11UniProt (P02185)
Pfam (PF00042)
Physeter catodon (sperm whale)
2B
(A)
SULFATE IONnon-polymer96.11Chemie (SO4)
3C
(A)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.51Chemie (HEM)
4D
(A)
waterwater18.0133Chemie (HOH)
Sequence modifications
A: 1 - 153 (UniProt: P02185)
PDBExternal DatabaseDetails
Val 46Phe 46conflict
Asn 122Asp 122conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight17317.1
Non-Polymers*Number of molecules2
Total formula weight712.5
All*Total formula weight18029.7
*Water molecules are not included.

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PDB entries from 2025-08-06

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