Structure of PDB 4x0m Chain A Binding Site BS01

Receptor Information
>4x0m Chain A (length=303) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GTIARTIVLQESIGKGRFGEVWRGKWRGEEVAVKIFSSREERSWFREAEI
YQTVMLRHENILGFIAADNKDNGTWTQLWLVSDYHEHGSLFDYLNRYTVT
VEGMIKLALSTASGLAHLHMEIVGTQGKPAIAHRDLKSKNILVKKNGTCC
IADLGLAVRHDSATDTIDIAPNHRVGTKRYMAPEVLDDSINMKHFESFKR
ADIYAMGLVFWEIARRCSIGGIHEDYQLPYYDLVPSDPSVEEMRKVVCEQ
KLRPNIPNRWQSCEALRVMAKIMRECWYANGAARLTALRIKKTLSQLSQQ
EGI
Ligand information
Ligand ID3WA
InChIInChI=1S/C7H6N4O/c8-6-5-4(12)1-2-9-7(5)11-3-10-6/h1-3H,(H3,8,9,10,11,12)
InChIKeyBGXMRRHONOWTLI-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.385Nc1ncnc2NC=CC(=O)c12
ACDLabs 12.01O=C2c1c(ncnc1N)NC=C2
OpenEye OEToolkits 1.9.2c1nc(c2c(n1)NC=CC2=O)N
FormulaC7 H6 N4 O
Name4-aminopyrido[2,3-d]pyrimidin-5(8H)-one
ChEMBLCHEMBL122927
DrugBank
ZINCZINC000000167708
PDB chain4x0m Chain A Residue 601 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4x0m Selection of fragments for kinase inhibitor design: decoration is key.
Resolution1.68 Å
Binding residue
(original residue number in PDB)		I211 A230 Y282 H283 L340
Binding residue
(residue number reindexed from 1)		I13 A32 Y84 H85 L142
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) D333 K335 N338 D351 T375
Catalytic site (residue number reindexed from 1) D135 K137 N140 D153 T177
Enzyme Commision number 2.7.11.30: receptor protein serine/threonine kinase.
Gene Ontology
Molecular Function
GO:0004672 protein kinase activity
GO:0004675 transmembrane receptor protein serine/threonine kinase activity
GO:0005524 ATP binding
Biological Process
GO:0006468 protein phosphorylation
GO:0007178 cell surface receptor protein serine/threonine kinase signaling pathway
Cellular Component
GO:0016020 membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4x0m, PDBe:4x0m, PDBj:4x0m
PDBsum4x0m
PubMed25437144
UniProtP36897|TGFR1_HUMAN TGF-beta receptor type-1 (Gene Name=TGFBR1)

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