SMTL ID : 2xm9.1

Structure of a small molecule inhibitor with the kinase domain of Chk2

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x LWH: 4-(1H-pyrazol-5-yl)-2-{4-[(3S)-pyrrolidin-3-ylamino]quinazolin-2-yl}phenol(Non-covalent)

LWH.1: 18 residues within 4Å: Chain A: L.24, G.25, S.26, A.45, K.47, E.71, I.84, L.99, E.100, L.101, M.102, G.105, E.106, E.149, N.150, L.152, T.165, D.166 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:L.24, A:A.45, A:I.84, A:I.84, A:I.84, A:L.99, A:E.106, A:L.152 Hydrogen bonds: A:M.102, A:E.106, A:D.166, A:D.166 Water bridges: A:D.166, A:D.166 LWH.3: 18 residues within 4Å: Chain B: L.24, G.25, S.26, A.45, K.47, E.71, I.84, L.99, E.100, L.101, M.102, G.105, E.106, E.149, N.150, L.152, T.165, D.166 16 PLIP interactions: 16 interactions with chain B Hydrophobic interactions: B:L.24, B:A.45, B:I.84, B:I.84, B:I.84, B:L.99, B:E.106, B:L.152 Hydrogen bonds: B:M.102, B:E.106, B:E.106, B:T.165, B:D.166, B:D.166 Water bridges: B:D.166, B:D.166

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

NO3.2: 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 NO3.4: 5 residues within 4Å: Chain B: L.173, G.201, Y.202, N.203, R.204 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:N.203, B:N.203, B:R.204, B:R.204, B:R.204

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Caldwell, J.J. et al., Structure-Based Design of Potent and Selective 2-(Quinazolin-2-Yl)Phenol Inhibitors of Checkpoint Kinase 2. J.Med.Chem. (2011)

Release Date

2011-01-12

Peptides

SERINE/THREONINE-PROTEIN KINASE CHK2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

SERINE/THREONINE-PROTEIN KINASE CHK2

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