SMTL ID : 5wi2.3 (2 other biounits)

Crystal structure of the KA1 domain from human Chk1

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

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

ACT.1: 2 residues within 4Å: Chain A: S.2, R.5 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.2 Salt bridges: A:R.5 ACT.2: 3 residues within 4Å: Chain A: K.9, S.93, S.94 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.93, A:S.94 Salt bridges: A:K.9 ACT.3: 3 residues within 4Å: Chain A: K.53, R.68, S.70 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:K.53, A:R.68 ACT.4: 4 residues within 4Å: Chain A: Y.16, K.20, W.30, K.32 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.16 Salt bridges: A:K.20, A:K.32 ACT.5: 3 residues within 4Å: Chain B: K.9, S.93, S.94 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:K.9 Hydrogen bonds: B:S.94 Salt bridges: B:K.9 ACT.6: 1 residues within 4Å: Chain B: N.47 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.47

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.7: 1 residues within 4Å: Chain B: K.87 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:K.87

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Emptage, R.P. et al., Intramolecular autoinhibition of checkpoint kinase 1 is mediated by conserved basic motifs of the C-terminal kinase-associated 1 domain. J. Biol. Chem. (2017)

Release Date

2017-10-04

Peptides

cDNA FLJ56409, highly similar to Serine/threonine-protein kinase Chk1 (EC 2.7.11.1): AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
A

cDNA FLJ56409, highly similar to Serine/threonine-protein kinase Chk1 (EC 2.7.11.1)

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