SMTL ID : 2ycf.1

Crystal Structure of Checkpoint Kinase 2 in complex with Inhibitor PV1531

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.77 Å

Oligo State

homo-dimer

Ligands

2 x YCF: (2E)-N-hydroxy-2-[1-(4-{[(4-{(1E)-1-[2-(N'-hydroxycarbamimidoyl)hydrazinylidene]ethyl}phenyl)carbamoyl]amino}phenyl)ethylidene]hydrazinecarboximidamide(Non-covalent)

YCF.1: 15 residues within 4Å: Chain A: K.16, L.18, C.23, V.26, K.41, I.43, E.65, L.93, M.96, E.97, G.99, L.146, T.159, D.160, G.162 19 PLIP interactions: 19 interactions with chain A Hydrophobic interactions: A:L.18, A:K.41, A:K.41, A:L.93, A:T.159 Hydrogen bonds: A:K.16, A:D.160 Water bridges: A:C.23, A:K.41, A:E.100, A:E.100, A:E.100, A:E.100, A:D.160, A:D.160, A:G.162, A:H.163 Salt bridges: A:E.65, A:D.160 YCF.4: 15 residues within 4Å: Chain B: K.16, L.18, C.23, V.26, K.41, I.43, E.65, L.93, M.96, E.97, G.99, L.146, T.159, D.160, G.162 15 PLIP interactions: 15 interactions with chain B Hydrophobic interactions: B:L.18, B:K.41, B:K.41, B:L.93, B:T.159 Hydrogen bonds: B:K.16 Water bridges: B:C.23, B:K.41, B:E.100, B:E.100, B:D.160, B:D.160, B:G.162 Salt bridges: B:E.65, B:D.160

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 2 residues within 4Å: Chain A: D.139, D.160 6 PLIP interactions: 2 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:D.139, A:D.160, H2O.5, H2O.6, H2O.6, H2O.6 MG.5: 2 residues within 4Å: Chain B: D.139, D.160 6 PLIP interactions: 2 interactions with chain B, 4 Ligand-Water interactions Metal complexes: B:D.139, B:D.160, H2O.15, H2O.16, H2O.16, H2O.16

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

NO3.3: 5 residues within 4Å: Chain A: L.167, G.195, Y.196, N.197, R.198 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.197, A:N.197, A:R.198, A:R.198, A:R.198 NO3.6: 5 residues within 4Å: Chain B: L.167, G.195, Y.196, N.197, R.198 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:N.197, B:N.197, B:R.198, B:R.198, B:R.198

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lountos, G.T. et al., Structural Characterization of Inhibitor Complexes with Checkpoint Kinase 2 (Chk2), a Drug Target for Cancer Therapy. J.Struct.Biol. (2011)

Release Date

2011-11-16

Peptides

SERINE/THREONINE-PROTEIN KINASE CHK2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

SERINE/THREONINE-PROTEIN KINASE CHK2