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4X8Y

Crystal structure of human PGRMC1 cytochrome b5-like domain

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Membrane-associated progesterone receptor component 1polymer13214891.32UniProt (O00264)
Pfam (PF00173)
Homo sapiens (Human)mPR
2C, D
(A, B)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.52Chemie (HEM)
3E, F
(A, B)
waterwater18.0109Chemie (HOH)
Sequence modifications
A, B: 72 - 195 (UniProt: O00264)
PDBExternal DatabaseDetails
Gly 64-expression tag
Pro 65-expression tag
Leu 66-expression tag
Gly 67-expression tag
Ser 68-expression tag
Pro 69-expression tag
Glu 70-expression tag
Phe 71-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight29782.7
Non-Polymers*Number of molecules2
Total formula weight1233.0
All*Total formula weight31015.6
*Water molecules are not included.

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PDB entries from 2025-06-18

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