SMTL ID : 1g2w.1

E177S MUTANT OF THE PYRIDOXAL-5'-PHOSPHATE ENZYME D-AMINO ACID AMINOTRANSFERASE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.1: 5 residues within 4Å: Chain A: R.98, H.100 Chain B: Y.31, S.180 Ligands: PLP.4 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Water bridges: B:T.242 Salt bridges: B:K.145, A:R.98, A:H.100 ACT.2: 6 residues within 4Å: Chain A: Y.31, V.33, S.180 Chain B: R.98, H.100 Ligands: PLP.3 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:Y.31, A:Y.31 Salt bridges: A:K.145, B:R.98, B:H.100

2 x PLP: PYRIDOXAL-5'-PHOSPHATE(Covalent)

PLP.3: 16 residues within 4Å: Chain A: Y.31, H.47, R.50, R.138, K.145, S.179, S.180, S.181, N.182, L.201, G.203, I.204, T.205, S.240, T.241 Ligands: ACT.2 17 PLIP interactions: 17 interactions with chain A Hydrophobic interactions: A:K.145, A:L.201 Hydrogen bonds: A:I.204, A:T.205, A:T.241, A:T.241 Water bridges: A:Y.31, A:Y.31, A:E.32, A:R.50, A:S.177, A:S.179, A:R.206, A:R.206 Salt bridges: A:H.47, A:R.50, A:K.145 PLP.4: 16 residues within 4Å: Chain B: Y.31, H.47, R.50, R.138, K.145, S.179, S.180, S.181, N.182, L.201, G.203, I.204, T.205, S.240, T.241 Ligands: ACT.1 17 PLIP interactions: 17 interactions with chain B Hydrophobic interactions: B:K.145, B:L.201 Hydrogen bonds: B:Y.31, B:I.204, B:T.205, B:T.205, B:T.241, B:T.241 Water bridges: B:Y.31, B:E.32, B:R.50, B:S.177, B:R.206, B:R.206 Salt bridges: B:H.47, B:R.50, B:K.145

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

van Ophem, P.W. et al., Studies on an Active Site Residue, E177, That Affects Binding of the Coenzyme in D-Amino Acid Transaminase, and Mechanistic Studies on a Suicide Substrate. Biochemistry and Molecular Biology of Vitamin B6 and PQQ-dependent Proteins, 10th Annual International Symposium on Vitamin B6 (2000)

Release Date

2000-11-15

Peptides

D-ALANINE AMINOTRANSFERASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

D-ALANINE AMINOTRANSFERASE