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4IW4

Crystal structure of the serine protease domain of MASP-3 in complex with ecotin

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(C, D)
Ecotinpolymer14216120.52UniProt (P23827)
Pfam (PF03974)
Escherichia coli
2C, D
(E, F)
Mannan-binding lectin serine protease 3polymer27930584.52UniProt (P48740)
Pfam (PF00089)
Homo sapiens (human)
3E, F
(E, F)
waterwater18.04Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight93410.0
All*Total formula weight93410.0
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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