SMTL ID : 6c7y.1

Crystal structure of inhibitory protein SOCS1 in complex with JAK1 kinase domain

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

hetero-1-1-mer

Ligands

1 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.1: 20 residues within 4Å: Chain A: G.15, G.17, H.18, F.19, G.20, V.22, A.39, K.41, M.89, E.90, F.91, L.92, S.96, E.99, R.140, N.141, L.143, D.154 Ligands: MG.2, MG.3 14 PLIP interactions: 14 interactions with chain A Hydrogen bonds: A:G.17, A:H.18, A:F.19, A:G.20, A:E.90, A:L.92, A:S.96, A:S.96, A:S.96 Water bridges: A:R.140, A:N.141, A:G.156 Salt bridges: A:K.41, A:K.41

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: N.141, D.154 Ligands: ADP.1, MG.3 3 PLIP interactions: 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.154, H2O.1, H2O.1 MG.3: 5 residues within 4Å: Chain A: F.19, D.136, D.154 Ligands: ADP.1, MG.2 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.154, A:D.154, H2O.1

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

EDO.4: 5 residues within 4Å: Chain A: L.241, K.242, G.244, R.246, F.267 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.244, A:R.246, A:R.246 EDO.5: 6 residues within 4Å: Chain A: T.169, Q.188, K.190 Chain B: R.8, S.9, Q.10 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:Q.10 Water bridges: B:A.11, A:K.190 EDO.6: 6 residues within 4Å: Chain A: Q.231 Chain B: T.6, F.7, R.8, D.12, F.79 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:R.8, B:D.12, A:Q.231

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

ACT.7: 6 residues within 4Å: Chain B: V.35, R.53, S.55, T.56, A.63, S.74 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:T.56, B:T.56 Salt bridges: B:R.53

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Liau, N.P.D. et al., The molecular basis of JAK/STAT inhibition by SOCS1. Nat Commun (2018)

Release Date

2018-05-02

Peptides

Tyrosine-protein kinase JAK1: A
Suppressor of cytokine signaling 1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Tyrosine-protein kinase JAK1

Suppressor of cytokine signaling 1