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4C2P

Crystal structure of human testis angiotensin-I converting enzyme mutant R522K in complex with captopril

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
ANGIOTENSIN-CONVERTING ENZYMEpolymer58968040.91UniProt (P12821)
Pfam (PF01401)
HOMO SAPIENS (HUMAN)ACE, DIPEPTIDYL CARBOXYPEPTIDASE I, KININASE II, CD143, ANGIOTENSIN-CONVERTING ENZYME, SOLUBLE FORM
2B
(B)
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranosebranched732.71In PDB
GlyTouCan (G32152BH)
3C
(A)
ZINC IONnon-polymer65.41Chemie (ZN)
4D, E
(A)
CHLORIDE IONnon-polymer35.52Chemie (CL)
5F
(A)
L-CAPTOPRILnon-polymer217.31Chemie (X8Z)
6G
(A)
ACETATE IONnon-polymer59.01Chemie (ACT)
7H
(A)
GLYCEROLnon-polymer92.11Chemie (GOL)
8I
(A)
waterwater18.0356Chemie (HOH)
Sequence modifications
A: 37 - 625 (UniProt: P12821)
PDBExternal DatabaseDetails
Lys 522Arg 553engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight68040.9
BranchedNumber of molecules1
Total formula weight732.7
Non-Polymers*Number of molecules6
Total formula weight504.7
All*Total formula weight69278.3
*Water molecules are not included.

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PDB entries from 2025-07-02

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