SMTL ID : 1nvs.1

The Complex Structure Of Checkpoint Kinase Chk1/SB218078

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

monomer

Ligands

1 x ALA- SER- VAL- SER- ALA: Peptide ASVSA(Non-covalent)

ALA-SER-VAL-SER-ALA.1: 8 residues within 4Å: Chain A: E.7, D.8, W.9, D.10, L.11, R.74, Y.81, F.83 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:W.9, A:L.11, A:Y.81, A:F.83 Hydrogen bonds: A:E.7, A:W.9, A:W.9, A:L.11, A:R.74

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

SO4.2: 4 residues within 4Å: Chain A: K.54, R.129, T.153, K.166 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:T.153, A:T.153 Water bridges: A:K.54, A:N.165, A:K.166 Salt bridges: A:K.54, A:R.129

1 x UCM: REL-(9R,12S)-9,10,11,12-TETRAHYDRO-9,12-EPOXY-1H-DIINDOLO[1,2,3-FG:3',2',1'-KL]PYRROLO[3,4-I][1,6]BENZODIAZOCINE-1,3(2H)-DIONE(Non-covalent)

UCM.3: 16 residues within 4Å: Chain A: L.15, G.16, Y.20, V.23, A.36, K.38, V.68, L.84, E.85, Y.86, C.87, G.90, E.91, L.137, S.147, D.148 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:L.15, A:V.23, A:K.38, A:L.84, A:L.137, A:D.148 Hydrogen bonds: A:E.85, A:C.87

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhao, B. et al., Structural Basis for Chk1 Inhibition by UCN-01. J.Biol.Chem. (2002)

Release Date

2003-04-08

Peptides

Serine/threonine-protein kinase Chk1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Serine/threonine-protein kinase Chk1

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