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4XND

Crystal Structure of E. coli Aminopeptidase N in complex with L-Beta Homotryptophan

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Aminopeptidase Npolymer86698540.11UniProt (P04825)
Pfam (PF17900)
Pfam (PF01433)
Pfam (PF11940)
Pfam (PF17432)
Escherichia coli K-12Alpha-aminoacylpeptide hydrolase
2B
(A)
ZINC IONnon-polymer65.41Chemie (ZN)
3C
(A)
(3S)-3-AMINO-4-(1H-INDOL-3-YL)BUTANOIC ACIDnon-polymer218.31Chemie (HT7)
4D, E, F, G, H...
(A)
SODIUM IONnon-polymer23.08Chemie (NA)
5AA, BA, CA, DA, EA...
(A)
GLYCEROLnon-polymer92.122Chemie (GOL)
6HA, IA, JA, KA, LA...
(A)
MALONATE IONnon-polymer102.014Chemie (MLI)
7VA
(A)
waterwater18.0865Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight98540.1
Non-Polymers*Number of molecules46
Total formula weight3922.3
All*Total formula weight102462.4
*Water molecules are not included.

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PDB entries from 2025-06-18

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