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4IJO

Unraveling hidden allosteric regulatory sites in structurally homologues metalloproteases

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Macrophage metalloelastasepolymer15817484.51UniProt (P39900)
Pfam (PF00413)
Homo sapiens (human)MME, Macrophage elastase, ME, hME, Matrix metalloproteinase-12, MMP-12
2B, C
(A)
ZINC IONnon-polymer65.42Chemie (ZN)
3D, E, F
(A)
CALCIUM IONnon-polymer40.13Chemie (CA)
4G
(A)
waterwater18.0101Chemie (HOH)
Sequence modifications
A: 106 - 263 (UniProt: P39900)
PDBExternal DatabaseDetails
Asp 171Phe 171engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight17484.5
Non-Polymers*Number of molecules5
Total formula weight251.1
All*Total formula weight17735.5
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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