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1QIR

ASPARTATE AMINOTRANSFERASE FROM ESCHERICHIA COLI, C191Y MUTATION, WITH BOUND MALEATE

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
ASPARTATE AMINOTRANSFERASEpolymer39643679.21UniProt (P00509)
Pfam (PF00155)
ESCHERICHIA COLI
2B
(A)
PYRIDOXAL-5'-PHOSPHATEnon-polymer247.11Chemie (PLP)
3C
(A)
MALEIC ACIDnon-polymer116.11Chemie (MAE)
4D
(A)
waterwater18.079Chemie (HOH)
Sequence modifications
A: 5 - 409 (UniProt: P00509)
PDBExternal DatabaseDetails
Tyr 191Cys 191engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight43679.2
Non-Polymers*Number of molecules2
Total formula weight363.2
All*Total formula weight44042.5
*Water molecules are not included.

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PDB entries from 2025-12-10

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