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1KFJ

CRYSTAL STRUCTURE OF WILD-TYPE TRYPTOPHAN SYNTHASE COMPLEXED WITH L-SERINE

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
TRYPTOPHAN SYNTHASE ALPHA CHAINpolymer26828698.81UniProt (P00929)
Pfam (PF00290)
Salmonella typhimuriumTRPA
2B
(B)
TRYPTOPHAN SYNTHASE BETA CHAINpolymer39742918.91UniProt (P0A2K1)
Pfam (PF00291)
Salmonella typhimurium
3C
(B)
SODIUM IONnon-polymer23.01Chemie (NA)
4D
(B)
[3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL]-SERINEnon-polymer336.21Chemie (PLS)
5E, F
(A, B)
waterwater18.0343Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight71617.7
Non-Polymers*Number of molecules2
Total formula weight359.2
All*Total formula weight71976.9
*Water molecules are not included.

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PDB entries from 2025-06-18

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