SMTL ID : 8dzn.2 (1 other biounit)

Crystal structure of human Sar1a in complex with GDP

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.11 Å

Oligo State

monomer

Ligands

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 4 residues within 4Å: Chain A: R.148, T.157, G.159, E.174 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.157, A:G.159, A:E.174 Salt bridges: A:R.148

1 x GDP: GUANOSINE-5'-DIPHOSPHATE(Non-covalent)

GDP.2: 17 residues within 4Å: Chain A: L.33, D.34, N.35, A.36, G.37, K.38, T.39, T.40, H.58, D.75, N.134, K.135, D.137, R.138, S.179, V.180, L.181 22 PLIP interactions: 22 interactions with chain A Hydrogen bonds: A:L.33, A:N.35, A:A.36, A:G.37, A:K.38, A:T.39, 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 Salt bridges: A:K.38, A:H.58, A:H.58, A:D.137

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 SAR1a: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

GTP-binding protein SAR1a

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