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1MD7

Monomeric structure of the zymogen of complement protease C1r

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
C1R COMPLEMENT SERINE PROTEASEpolymer32837053.91UniProt (P00736)
Pfam (PF00084)
Pfam (PF00089)
Homo sapiens (human)Complement C1r component
2B
(A)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.21Chemie (NAG)
3C
(A)
waterwater18.0117Chemie (HOH)
Sequence modifications
A: 358 - 685 (UniProt: P00736)
PDBExternal DatabaseDetails
Ala 637Ser 654engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight37053.9
Non-Polymers*Number of molecules1
Total formula weight221.2
All*Total formula weight37275.1
*Water molecules are not included.

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PDB entries from 2025-06-25

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