SMTL ID : 4bdb.1

Fragment-based screening identifies a new area for inhibitor binding to checkpoint kinase 2 (CHK2)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

monomer

Ligands

1 x NO3: NITRATE ION(Non-functional Binders)

NO3.1: 5 residues within 4Å: Chain A: L.173, G.201, Y.202, N.203, R.204 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.203, A:N.203, A:R.204, A:R.204, A:R.204

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

EDO.2: 4 residues within 4Å: Chain A: E.17, N.88, F.89, F.90 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.88, A:F.89 EDO.4: 3 residues within 4Å: Chain A: Y.243, F.245, K.262 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Y.243, A:K.262 EDO.5: 5 residues within 4Å: Chain A: P.11, A.13, F.90, D.91, A.92 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.91 Water bridges: A:A.13 EDO.6: 2 residues within 4Å: Chain A: R.144, V.206 No protein-ligand interaction detected (PLIP) EDO.7: 5 residues within 4Å: Chain A: E.255, K.256, D.259, H.281, P.282 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:H.281 EDO.8: 5 residues within 4Å: Chain A: R.144, D.145, L.146, K.147, S.210 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.145, A:L.146, A:S.210 EDO.9: 3 residues within 4Å: Chain A: P.81, F.293, Q.294 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Q.294 EDO.10: 4 residues within 4Å: Chain A: K.43, K.87, E.100, L.101 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.43, A:L.101 Water bridges: A:K.87 EDO.11: 6 residues within 4Å: Chain A: E.71, L.75, T.165, D.166, F.167 Ligands: ODO.3 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.166, A:F.167

1 x ODO: 4-[(E)-C-methyl-N-oxidanyl-carbonimidoyl]benzene-1,3-diol(Non-covalent)

ODO.3: 10 residues within 4Å: Chain A: V.32, A.45, L.99, E.100, L.101, M.102, G.105, L.152, T.165 Ligands: EDO.11 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:V.32, A:A.45, A:L.99, A:L.152 Hydrogen bonds: A:E.100, A:M.102, A:T.165, A:T.165

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Silva-Santisteban, M.C. et al., Fragment-Based Screening Maps Inhibitor Interactions in the ATP-Binding Site of Checkpoint Kinase 2. Plos One (2013)

Release Date

2013-06-26

Peptides

SERINE/THREONINE-PROTEIN KINASE CHK2: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

SERINE/THREONINE-PROTEIN KINASE CHK2

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