SMTL ID : 3qa2.1

X-ray Structure of ketohexokinase in complex with a pyrimidopyrimidine analog 2

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.52 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 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:E.188, A:G.270, A:A.271, A:G.272, A:D.273 Salt bridges: A:R.123 SO4.3: 6 residues within 4Å: Chain B: R.93, R.94, Q.307, G.308, F.309, D.310 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:F.309, B:D.310 Salt bridges: B:R.93, B:R.94 SO4.4: 6 residues within 4Å: Chain A: R.46 Chain B: L.26, L.127, H.128, R.156, K.189 4 PLIP interactions: 1 interactions with chain A, 3 interactions with chain B Salt bridges: A:R.46, B:H.128, B:R.156, B:K.189

2 x XNA: N~8~-(cyclopropylmethyl)-N~4~-(2-methylphenyl)-2-(piperazin-1-yl)pyrimido[5,4-d]pyrimidine-4,8-diamine(Non-covalent)

XNA.2: 12 residues within 4Å: Chain A: A.239, A.241, E.242, A.259, F.260, P.261, V.265, A.271, G.272, F.275, C.297 Chain B: D.42 6 PLIP interactions: 1 interactions with chain B, 5 interactions with chain A Hydrogen bonds: B:D.42 Hydrophobic interactions: A:A.239, A:E.242, A:A.271, A:F.275, A:F.275 XNA.5: 15 residues within 4Å: Chain B: A.239, A.241, E.242, A.259, F.260, P.261, P.262, V.265, T.268, A.271, G.272, F.275, C.297, A.300, C.304 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:A.239, B:E.242, B:P.261, B:A.271, B:F.275, B:F.275, B:A.300

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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