SMTL ID : 2rjh.2 (1 other biounit)

Crystal structure of biosynthetic alaine racemase in D-cycloserine-bound form from Escherichia coli

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-dimer

Ligands

2 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 1 residues within 4Å: Chain A: R.39 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.39 SO4.2: 2 residues within 4Å: Chain A: R.182, C.188 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.182

2 x DCS: D-[3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL]-N,O-CYCLOSERYLAMIDE(Non-covalent)

DCS.3: 16 residues within 4Å: Chain A: V.52, K.54, Y.58, L.98, R.149, H.179, A.213, S.214, R.229, G.231, I.232, Y.363 Chain B: Y.275, Y.294, A.322, M.323 16 PLIP interactions: 13 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:L.98, A:A.213 Hydrogen bonds: A:K.54, A:Y.58, A:R.149, A:R.149, A:S.214, A:R.229, A:G.231, A:I.232, A:Y.363, B:Y.275, B:Y.294, B:M.323 Water bridges: A:G.215 pi-Stacking: A:H.179 DCS.4: 17 residues within 4Å: Chain A: Y.275, Y.294, A.322, M.323 Chain B: V.52, K.54, Y.58, L.98, K.142, R.149, H.179, A.213, S.214, R.229, G.231, I.232, Y.363 15 PLIP interactions: 13 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:L.98 Hydrogen bonds: B:K.54, B:K.54, B:Y.58, B:R.149, B:R.149, B:S.214, B:R.229, B:R.229, B:G.231, B:I.232, A:Y.275, A:M.323 Water bridges: B:Y.363 pi-Stacking: B:H.179

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wu, D. et al., Residues Asp164 and Glu165 at the substrate entryway function potently in substrate orientation of alanine racemase from E. coli: Enzymatic characterization with crystal structure analysis. Protein Sci. (2008)

Release Date

2008-07-08

Peptides

Alanine racemase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

Alanine racemase

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