SMTL ID : 5zov.1

Inward-facing conformation of L-ascorbate transporter UlaA

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.33 Å

Oligo State

homo-dimer

Ligands

2 x ASC: ASCORBIC ACID(Non-covalent)

ASC.1: 11 residues within 4Å: Chain A: Y.87, H.135, I.136, Q.139, H.194, Q.195, R.288, D.314, A.316, I.358, F.362 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:Y.87, A:Y.87, A:H.135, A:Q.139, A:Q.139, A:Q.195, A:R.288, A:R.288 Salt bridges: A:H.194 ASC.3: 13 residues within 4Å: Chain B: P.86, Y.87, H.135, I.136, Q.139, H.194, Q.195, R.288, D.314, A.316, I.358, F.362, M.415 9 PLIP interactions: 9 interactions with chain B Hydrogen bonds: B:Y.87, B:H.135, B:Q.139, B:Q.139, B:Q.195, B:R.288, B:D.314 Salt bridges: B:H.194 pi-Stacking: B:F.362

2 x CA: CALCIUM ION(Non-covalent)

CA.2: 2 residues within 4Å: Chain A: E.293, E.296 No protein-ligand interaction detected (PLIP) CA.4: 2 residues within 4Å: Chain B: T.40, E.293 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:E.293

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Luo, P. et al., Inward-facing conformation of l-ascorbate transporter suggests an elevator mechanism. Cell Discov (2018)

Release Date

2018-08-01

Peptides

PTS ascorbate-specific subunit IIBC: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Membrane

We predict this structure to be a membrane protein.
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PTS ascorbate-specific subunit IIBC