SMTL ID : 3qai.1

X-ray Structure of ketohexokinase in complex with a pyrimidopyrimidine analog 3

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.70 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 7 residues within 4Å: Chain A: R.123, E.188, T.268, G.270, A.271, G.272, D.273 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:G.270, A:A.271, A:G.272, A:D.273 Salt bridges: A:R.123 SO4.3: 5 residues within 4Å: Chain A: R.46 Chain B: H.128, R.156, K.189, R.191 5 PLIP interactions: 4 interactions with chain B, 1 interactions with chain A Salt bridges: B:H.128, B:R.156, B:K.189, B:R.191, A:R.46 SO4.4: 6 residues within 4Å: Chain B: R.93, R.94, Q.307, G.308, F.309, D.310 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:F.309 Salt bridges: B:R.93, B:R.94

2 x XNN: N~8~-(cyclopropylmethyl)-2-(2,6-diazaspiro[3.3]hept-2-yl)-N~4~-[2-(methylsulfanyl)phenyl]pyrimido[5,4-d]pyrimidine-4,8-diamine(Non-covalent)

XNN.2: 18 residues within 4Å: Chain A: N.122, A.239, A.241, E.242, G.244, A.245, A.259, F.260, P.261, P.262, V.265, T.268, A.271, G.272, F.275, C.297, A.300 Chain B: D.42 7 PLIP interactions: 6 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:A.239, A:E.242, A:P.261, A:A.271, A:F.275 Hydrogen bonds: A:E.242, B:D.42 XNN.5: 15 residues within 4Å: Chain B: A.239, A.241, E.242, G.244, F.260, P.261, P.262, V.265, T.268, A.271, G.272, F.275, C.297, A.300, C.304 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:A.239, B:E.242, B:A.271, B:F.275

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Maryanoff, B.E. et al., Inhibitors of Ketohexokinase: Discovery of Pyrimidinopyrimidines with Specific Substitution that Complements the ATP-Binding Site. ACS Med Chem Lett (2011)

Release Date

2012-01-18

Peptides

Ketohexokinase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Ketohexokinase

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