SMTL ID : 6jai.1

Crystal structure of ABC transporter alpha-glycoside-binding mutant protein D118A in complex with maltose

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

monomer

Ligands

1 x GLC- GLC: alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose(Non-covalent)

GLC-GLC.1: 21 residues within 4Å: Chain A: D.11, V.15, A.44, T.46, R.49, D.70, V.71, F.116, A.118, Y.173, E.174, G.175, E.230, W.248, Y.250, G.285, G.286, W.287, R.323, R.356 Ligands: CA.2 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:D.70, A:Y.173, A:Y.173, A:G.286, A:G.286, A:R.356, A:R.356 Water bridges: A:E.230

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 5 residues within 4Å: Chain A: W.248, P.249, Y.250, R.323 Ligands: GLC-GLC.1 No protein-ligand interaction detected (PLIP)

1 x CIT: CITRIC ACID(Non-functional Binders)

CIT.3: 5 residues within 4Å: Chain A: R.107, G.362, A.363, R.364, H.404 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:A.363 Hydrogen bonds: A:A.363, A:H.404 Water bridges: A:R.107, A:R.107, A:H.403, A:H.404 Salt bridges: A:R.107, A:R.107, A:R.364, A:H.404, A:H.404

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

ACT.4: 2 residues within 4Å: Chain A: A.338, R.339 2 PLIP interactions: 2 interactions with chain A Water bridges: A:R.339 Salt bridges: A:R.339

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

EDO.5: 5 residues within 4Å: Chain A: R.125, E.155, N.160, F.163, G.240 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:R.125, A:R.125, A:N.160 Water bridges: A:G.240

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chandravanshi, M. et al., Structural and thermodynamic correlation illuminates the selective transport mechanism of disaccharide alpha-glycosides through ABC transporter. Febs J. (2020)

Release Date

2019-10-30

Peptides

ABC transporter, periplasmic substrate-binding protein: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

ABC transporter, periplasmic substrate-binding protein