SMTL ID : 5d9h.1

Crystal structure of SPAK (STK39) dimer in the basal activity state

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.10 Å

Oligo State

homo-dimer

Ligands

2 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.1: 19 residues within 4Å: Chain A: I.26, G.27, S.28, V.34, A.47, K.49, M.95, K.96, L.97, L.98, S.102, D.105, D.149, K.151, G.153, N.154, L.156, D.167 Ligands: MG.2 14 PLIP interactions: 14 interactions with chain A Hydrogen bonds: A:K.96, A:L.98, A:S.102, A:S.102, A:D.105, A:D.149, A:N.154, A:D.167, A:D.167 Salt bridges: A:K.49, A:K.49, A:K.49, A:K.151, A:K.151 ATP.5: 23 residues within 4Å: Chain B: I.26, G.27, S.28, V.34, A.47, K.49, M.95, K.96, L.97, L.98, S.99, G.100, S.102, L.104, D.105, D.149, K.151, G.153, N.154, L.156, D.167, A.175 Ligands: MG.6 9 PLIP interactions: 9 interactions with chain B Hydrogen bonds: B:K.96, B:L.98, B:S.102, B:S.102, B:N.154 Salt bridges: B:K.49, B:K.49, B:K.151, B:K.151

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: K.49, N.154, D.167 Ligands: ATP.1 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:D.167 MG.6: 4 residues within 4Å: Chain B: G.153, N.154, D.167 Ligands: ATP.5 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:D.167

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

SO4.3: 4 residues within 4Å: Chain A: G.264, K.265, S.266, K.296 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:K.265, A:S.266, A:S.266 Salt bridges: A:K.296 SO4.4: 2 residues within 4Å: Chain A: N.299, R.300 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.300 Salt bridges: A:R.300 SO4.7: 4 residues within 4Å: Chain B: G.264, K.265, S.266, K.296 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:K.265, B:S.266 Salt bridges: B:K.292, B:K.296 SO4.8: 2 residues within 4Å: Chain B: N.299, R.300 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.300 Salt bridges: B:R.300 SO4.9: 1 residues within 4Å: Chain B: K.131 1 PLIP interactions: 1 interactions with chain B Salt bridges: B:K.131

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Taylor, C.A. et al., Domain-Swapping Switch Point in Ste20 Protein Kinase SPAK. Biochemistry (2015)

Release Date

2015-09-02

Peptides

STE20/SPS1-related proline-alanine-rich protein kinase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

STE20/SPS1-related proline-alanine-rich protein kinase