SMTL ID : 8e0c.1

Crystal structure of human Sar1bH79G

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.99 Å

Oligo State

monomer

Ligands

1 x GTP: GUANOSINE-5'-TRIPHOSPHATE(Non-covalent)

GTP.1: 20 residues within 4Å: Chain A: L.33, D.34, N.35, A.36, G.37, K.38, T.39, T.40, T.60, E.62, D.75, N.134, K.135, D.137, R.138, S.179, V.180, L.181 Ligands: MG.2, MG.3 21 PLIP interactions: 21 interactions with chain A Hydrogen bonds: A:D.34, A:N.35, A:A.36, A:G.37, A:K.38, A:T.39, A:T.39, A:T.40, A:T.40, A:D.75, A:N.134, A:K.135, A:K.135, A:S.179, A:V.180, A:L.181 Water bridges: A:D.137, A:R.138 Salt bridges: A:K.38, A:K.38, A:D.137

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 3 residues within 4Å: Chain A: T.39 Ligands: GTP.1, MG.3 No protein-ligand interaction detected (PLIP) MG.3: 5 residues within 4Å: Chain A: T.39, T.60, E.62 Ligands: GTP.1, MG.2 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:E.62

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huang, Q. et al., The alarmone ppGpp selectively inhibits the isoform A of the human small GTPase Sar1. Proteins (2023)

Release Date

2023-08-16

Peptides

GTP-binding protein SAR1b: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

GTP-binding protein SAR1b