SMTL ID : 4rwn.1

Crystal structure of the pre-reactive state of porcine OAS1

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

2 x APC: DIPHOSPHOMETHYLPHOSPHONIC ACID ADENOSYL ESTER(Non-covalent)

APC.1: 16 residues within 4Å: Chain A: G.61, S.62, K.65, S.73, D.74, D.76, S.186, Q.193, K.212, P.228, Q.229, Y.230, D.300 Ligands: APC.2, MG.3, MG.4 16 PLIP interactions: 16 interactions with chain A Hydrogen bonds: A:S.62, A:S.62, A:K.65, A:K.65, A:D.74, A:S.186, A:Q.193, A:Q.229 Water bridges: A:G.61, A:S.63, A:R.72, A:D.74, A:Q.216, A:Q.216, A:Q.229 Salt bridges: A:K.212 APC.2: 11 residues within 4Å: Chain A: D.76, R.129, A.130, D.147, L.149, S.186, T.187, T.190, Q.193 Ligands: APC.1, MG.4 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:R.129, A:R.129, A:S.186 Water bridges: A:G.61, A:S.186

4 x MG: MAGNESIUM ION(Non-covalent)(Non-functional Binders)

MG.3: 5 residues within 4Å: Chain A: S.62, D.74, D.76 Ligands: APC.1, MG.4 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.74, A:D.76, H2O.1 MG.4: 6 residues within 4Å: Chain A: D.74, D.76, D.147 Ligands: APC.1, APC.2, MG.3 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.74, A:D.76, A:D.147, H2O.5 MG.5: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) MG.6: 1 residues within 4Å: Chain B: U.16 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lohofener, J. et al., The Activation Mechanism of 2'-5'-Oligoadenylate Synthetase Gives New Insights Into OAS/cGAS Triggers of Innate Immunity. Structure (2015)

Release Date

2015-05-20

Peptides

2'-5'-oligoadenylate synthase 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

2'-5'-oligoadenylate synthase 1

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