SMTL ID : 5a5y.2 (1 other biounit)

Crystal structure of AtTTM3 in complex with tripolyphosphate and magnesium ion (form A)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.92 Å

Oligo State

monomer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: E.6, E.171 Ligands: 3PO.2 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:E.6, A:E.171, A:E.171

1 x 3PO: TRIPHOSPHATE(Non-covalent)

3PO.2: 10 residues within 4Å: Chain A: E.6, K.8, R.54, R.56, K.78, R.145, E.171, T.201, K.202 Ligands: MG.1 28 PLIP interactions: 28 interactions with chain A Hydrogen bonds: A:K.202 Water bridges: A:E.6, A:N.36, A:R.54, A:R.54, A:R.54, A:R.54, A:R.56, A:R.56, A:R.56, A:K.78, A:K.78, A:K.78, A:R.145, A:R.145, A:F.203 Salt bridges: A:K.8, A:R.54, A:R.54, A:R.56, A:R.56, A:K.78, A:K.78, A:K.78, A:R.145, A:R.145, A:K.202, A:K.202

5 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.3: 4 residues within 4Å: Chain A: E.176, P.177, E.178, R.179 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:E.176, A:E.178, A:R.179 EDO.4: 6 residues within 4Å: Chain A: G.140, F.141, Y.162, D.163, F.164, F.206 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.163 Water bridges: A:G.140 EDO.5: 2 residues within 4Å: Chain A: Y.27, R.151 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.151, A:R.151 Water bridges: A:Y.27 EDO.6: 2 residues within 4Å: Chain A: G.165, N.166 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.166 EDO.7: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Martinez, J. et al., Structural Determinants for Substrate Binding and Catalysis in Triphosphate Tunnel Metalloenzymes. J.Biol.Chem. (2015)

Release Date

2015-08-05

Peptides

TRIPHOSPHATE TUNEL METALLOENZYME 3: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

TRIPHOSPHATE TUNEL METALLOENZYME 3

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