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1DJ9

CRYSTAL STRUCTURE OF 8-AMINO-7-OXONANOATE SYNTHASE (OR 7-KETO-8AMINIPELARGONATE OR KAPA SYNTHASE) COMPLEXED WITH PLP AND THE PRODUCT 8(S)-AMINO-7-OXONANONOATE (OR KAPA). THE ENZYME OF BIOTIN BIOSYNTHETIC PATHWAY.

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
8-AMINO-7-OXONONANOATE SYNTHASEpolymer38441539.11UniProt (P12998)
Pfam (PF00155)
Escherichia coli7-KAP SYNTHETASE
2B, C
(A)
SULFATE IONnon-polymer96.12Chemie (SO4)
3D
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
4E
(A)
N-[7-KETO-8-AMINOPELARGONIC ACID]-[3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YL-METHANE]non-polymer418.41Chemie (KAM)
5F
(A)
waterwater18.0337Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight41539.1
Non-Polymers*Number of molecules4
Total formula weight634.8
All*Total formula weight42173.9
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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