SMTL ID : 1p4r.1

Crystal Structure of Human ATIC in complex with folate-based inhibitor BW1540U88UD

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.55 Å

Oligo State

homo-dimer

Ligands

2 x K: POTASSIUM ION(Non-covalent)

K.1: 8 residues within 4Å: Chain A: V.425, T.428, S.430, S.432, D.539, L.589, F.590, H.591 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:V.425, A:T.428, A:D.539, A:L.589 K.5: 8 residues within 4Å: Chain B: V.425, T.428, S.430, S.432, D.539, L.589, F.590, H.591 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:V.425, B:T.428, B:S.430, B:D.539, B:L.589

2 x AMZ: AMINOIMIDAZOLE 4-CARBOXAMIDE RIBONUCLEOTIDE(Non-covalent)

AMZ.2: 15 residues within 4Å: Chain A: N.431, R.451, A.540, F.541, R.588, F.590 Chain B: R.207, Y.208, I.238, N.239, K.266, H.267, G.316, D.339 Ligands: 354.3 17 PLIP interactions: 8 interactions with chain B, 9 interactions with chain A Hydrogen bonds: B:N.239, B:D.339, B:D.339, A:N.431, A:N.431, A:R.451, A:F.541, A:F.541 Water bridges: B:R.207, B:R.207, B:I.238, B:N.239, A:R.588, A:R.588 Salt bridges: B:R.207, A:R.588 pi-Stacking: A:F.590 AMZ.6: 15 residues within 4Å: Chain A: R.207, Y.208, I.238, N.239, K.266, H.267, G.316, D.339 Chain B: N.431, R.451, A.540, F.541, R.588, F.590 Ligands: 354.7 17 PLIP interactions: 10 interactions with chain A, 7 interactions with chain B Hydrogen bonds: A:Y.208, A:N.239, A:H.267, A:D.339, B:N.431, B:R.451, B:F.541, B:F.541 Water bridges: A:R.207, A:R.207, A:R.207, A:R.207, A:I.238, B:R.588 Salt bridges: A:R.207, B:R.588 pi-Stacking: B:F.590

2 x 354: N-[(S)-(4-{[(2-AMINO-4-HYDROXYQUINAZOLIN-6-YL)(DIHYDROXY)-LAMBDA~4~-SULFANYL]AMINO}PHENYL)(HYDROXY)METHYL]-L-GLUTAMIC ACID(Non-covalent)

354.3: 20 residues within 4Å: Chain A: N.431, Q.449, S.450, R.451, I.452, F.541, P.543, F.544, D.546, N.547, G.564, S.565, A.566 Chain B: K.266, M.312, F.315, G.316, V.337, N.489 Ligands: AMZ.2 18 PLIP interactions: 10 interactions with chain A, 8 interactions with chain B Hydrophobic interactions: A:R.451, A:F.541, A:P.543, A:P.543, B:F.315, B:F.315, B:F.315 Hydrogen bonds: A:N.431, A:R.451, A:I.452, A:N.547, A:A.566, B:K.266, B:K.266, B:N.489 Salt bridges: A:D.546 Water bridges: B:N.489 pi-Stacking: B:F.315 354.7: 17 residues within 4Å: Chain A: K.266, M.312, F.315, N.489 Chain B: N.431, Q.449, S.450, R.451, I.452, F.541, P.543, F.544, D.546, N.547, S.565, A.566 Ligands: AMZ.6 15 PLIP interactions: 9 interactions with chain B, 6 interactions with chain A Hydrophobic interactions: B:R.451, B:P.543, A:F.315, A:F.315 Hydrogen bonds: B:N.431, B:R.451, B:I.452, B:N.547, B:A.566, A:K.266, A:K.266 Water bridges: B:D.546, A:N.489 Salt bridges: B:D.546 pi-Stacking: A:F.315

1 x XMP: XANTHOSINE-5'-MONOPHOSPHATE(Non-covalent)

XMP.4: 22 residues within 4Å: Chain A: S.10, V.11, S.12, K.14, S.34, G.35, G.36, T.37, G.63, R.64, V.65, K.66, T.67, L.68, C.101, N.102, L.103, Y.104, D.125, I.126, G.127, G.128 20 PLIP interactions: 19 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:S.12, A:S.34, A:G.36, A:T.37, A:R.64, A:K.66, A:K.66, A:T.67, A:L.68, A:Y.104, A:D.125, A:D.125, A:I.126, A:G.127, A:G.128, B:K.137 Water bridges: A:K.66 Salt bridges: A:K.14, A:K.66 pi-Cation interactions: A:K.66

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cheong, C.-G. et al., Crystal structures of human bifunctional enzyme aminoimidazole-4-carboxamide ribonucleotide transformylase/IMP cyclohydrolase in complex with potent sulfonyl-containing antifolates. J.Biol.Chem. (2004)

Release Date

2004-03-30

Peptides

Bifunctional purine biosynthesis protein PURH: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Bifunctional purine biosynthesis protein PURH

Related Entries With Identical Sequence