SMTL ID : 2hhf.1

X-ray crystal structure of oxidized human mitochondrial branched chain aminotransferase (hBCATm)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-dimer

Ligands

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

PLP.1: 14 residues within 4Å: Chain A: R.99, R.192, K.202, Y.207, E.237, T.240, M.241, N.242, L.266, G.268, V.269, V.270, G.312, T.313 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:K.202, A:L.266 Hydrogen bonds: A:Y.207, A:V.269, A:V.270, A:T.313 Water bridges: A:G.77, A:R.271, A:R.271, A:T.313, A:T.313, A:T.313 Salt bridges: A:R.99, A:K.202 PLP.2: 16 residues within 4Å: Chain B: R.99, R.192, K.202, Y.207, E.237, T.240, M.241, N.242, L.266, G.268, V.269, V.270, S.311, G.312, T.313 Ligands: EPE.3 17 PLIP interactions: 17 interactions with chain B Hydrophobic interactions: B:K.202, B:L.266 Hydrogen bonds: B:K.202, B:Y.207, B:Y.207, B:V.269, B:V.270, B:T.313, B:T.313 Water bridges: B:G.77, B:R.99, B:R.99, B:R.99, B:N.242, B:R.271 Salt bridges: B:R.99, B:K.202

1 x EPE: 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID(Non-functional Binders)

EPE.3: 12 residues within 4Å: Chain A: Y.70, L.153, V.155 Chain B: F.30, F.75, Y.141, R.143, Y.173, K.202, T.240, A.314 Ligands: PLP.2 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Y.141, B:R.143

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yennawar, N.H. et al., Human Mitochondrial Branched Chain Aminotransferase Isozyme: STRUCTURAL ROLE OF THE CXXC CENTER IN CATALYSIS. J.Biol.Chem. (2006)

Release Date

2006-10-24

Peptides

Branched-chain-amino-acid aminotransferase, mitochondrial: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Branched-chain-amino-acid aminotransferase, mitochondrial

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