Structure of PDB 1pl0 Chain D Binding Site BS03

Receptor Information
>1pl0 Chain D (length=579) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GQLALFSVSDKTGLVEFARNLTALGLNLVASGGTAKALRDAGLAVRDVSE
LTGFPEMLGGRVKTLHPAVHAGILARNIPEDNADMARLDFNLIRVVACNL
YPFVKTVASPGVTVEEAVEQIDIGGVTLLRAAAKNHARVTVVCEPEDYVV
VSTEMQSSESKDTSLETRRQLALKAFTHTAQYDEAISDYFRKQYSKGVSQ
MPLRYGMNPHQTPAQLYTLQPKLPITVLNGAPGFINLCDALNAWQLVKEL
KEALGIPAAASFKHVSPAGAAVGIPLSEDEAKVCMVYDLYKTLTPISAAY
ARARGADRMSSFGDFVALSDVCDVPTAKIISREVSDGIIAPGYEEEALTI
LSKKKNGNYCVLQMDQSYKPDENEVRTLFGLHLSQKRNNGVVDKSLFSNV
VTKNKDLPESALRDLIVATIAVKYTQSNSVCYAKNGQVIGIGAGQQSRIH
CTRLAGDKANYWWLRHHPQVLSMISNAIDQYVTGTIGEDEDLIKWKALFE
EVPELLTEAEKKEWVEKLTEVSISSDAFFPFRDNVDRAKRSGVAYIAAPS
GSAADKVVIEACDELGIILAHTNLRLFHH
Ligand information
Ligand IDBW2
InChIInChI=1S/C20H19N5O8S/c21-20-23-14-6-3-11(9-13(14)18(29)24-20)25-34(32,33)12-4-1-10(2-5-12)17(28)22-15(19(30)31)7-8-16(26)27/h1-6,9,15,25H,7-8H2,(H,22,28)(H,26,27)(H,30,31)(H3,21,23,24,29)
InChIKeyILTMHHAQXFNQFZ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341NC1=Nc2ccc(N[S](=O)(=O)c3ccc(cc3)C(=O)NC(CCC(O)=O)C(O)=O)cc2C(=O)N1
OpenEye OEToolkits 1.5.0c1cc(ccc1C(=O)NC(CCC(=O)O)C(=O)O)S(=O)(=O)Nc2ccc3c(c2)C(=O)NC(=N3)N
OpenEye OEToolkits 1.5.0c1cc(ccc1C(=O)N[C@@H](CCC(=O)O)C(=O)O)S(=O)(=O)Nc2ccc3c(c2)C(=O)NC(=N3)N
ACDLabs 10.04O=C(O)C(NC(=O)c1ccc(cc1)S(=O)(=O)Nc3ccc2N=C(NC(=O)c2c3)N)CCC(=O)O
FormulaC20 H19 N5 O8 S
NameN-(4-{[(2-AMINO-4-OXO-3,4-DIHYDROQUINAZOLIN-6-YL)AMINO]SULFONYL}BENZOYL)GLUTAMIC ACID;
BW2315U89UC
ChEMBL
DrugBank
ZINC
PDB chain1pl0 Chain D Residue 804 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1pl0 Crystal Structures of Human Bifunctional Enzyme Aminoimidazole-4-carboxamide Ribonucleotide Transformylase/IMP Cyclohydrolase in Complex with Potent Sulfonyl-containing Antifolates.
Resolution2.6 Å
Binding residue
(original residue number in PDB)		N431 S450 R451 I452 P543 F544 D546
Binding residue
(residue number reindexed from 1)		N428 S447 R448 I449 P530 F531 D533
Annotation score2
Binding affinityBindingDB: Ki=6.0nM,IC50=1000nM
Enzymatic activity
Catalytic site (original residue number in PDB) K266 H267 N431 H592
Catalytic site (residue number reindexed from 1) K263 H264 N428 H579
Enzyme Commision number 2.1.2.3: phosphoribosylaminoimidazolecarboxamide formyltransferase.
3.5.4.10: IMP cyclohydrolase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0003937 IMP cyclohydrolase activity
GO:0004643 phosphoribosylaminoimidazolecarboxamide formyltransferase activity
GO:0016740 transferase activity
GO:0016787 hydrolase activity
GO:0042803 protein homodimerization activity
GO:0045296 cadherin binding
Biological Process
GO:0003360 brainstem development
GO:0006139 nucleobase-containing compound metabolic process
GO:0006164 purine nucleotide biosynthetic process
GO:0006177 GMP biosynthetic process
GO:0006189 'de novo' IMP biosynthetic process
GO:0021549 cerebellum development
GO:0021987 cerebral cortex development
GO:0031100 animal organ regeneration
GO:0044208 'de novo' AMP biosynthetic process
GO:0046452 dihydrofolate metabolic process
GO:0046654 tetrahydrofolate biosynthetic process
GO:0097294 'de novo' XMP biosynthetic process
GO:0098761 cellular response to interleukin-7
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0016020 membrane
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1pl0, PDBe:1pl0, PDBj:1pl0
PDBsum1pl0
PubMed14966129
UniProtP31939|PUR9_HUMAN Bifunctional purine biosynthesis protein ATIC (Gene Name=ATIC)

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