Structure of PDB 1tad Chain B Binding Site BS01

Receptor Information
>1tad Chain B (length=316) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ARTVKLLLLGAGESGKSTIVKQMKIIHQDGYSLEECLEFIAIIYGNTLQS
ILAIVRAMTTLNIQYGDSARQDDARKLMHMADTIEEGTMPKEMSDIIQRL
WKDSGIQACFDRASEYQLNDSAGYYLSDLERLVTPGYVPTEQDVLRSRVK
TTGIIETQFSFKDLNFRMFDVGGQRSERKKWIHCFEGVTCIIFIAALSAY
DMVLVEDDEVNRMHESLHLFNSICNHRYFATTSIVLFLNKKDVFSEKIKK
AHLSICFPDYNGPNTYEDAGNYIKVQFLELNMRRDVKEIYSHMTCATDTQ
NVKFVFDAVTDIIIKE
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain1tad Chain B Residue 352 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1tad GTPase mechanism of Gproteins from the 1.7-A crystal structure of transducin alpha-GDP-AIF-4.
Resolution1.7 Å
Binding residue
(original residue number in PDB)		S43 T177
Binding residue
(residue number reindexed from 1)		S17 T151
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) E39 T44 R174 D196 Q200
Catalytic site (residue number reindexed from 1) E13 T18 R148 D170 Q174
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0000035 acyl binding
GO:0001664 G protein-coupled receptor binding
GO:0003924 GTPase activity
GO:0005515 protein binding
GO:0005525 GTP binding
GO:0019001 guanyl nucleotide binding
GO:0019003 GDP binding
GO:0019901 protein kinase binding
GO:0031683 G-protein beta/gamma-subunit complex binding
GO:0046872 metal ion binding
Biological Process
GO:0007165 signal transduction
GO:0007186 G protein-coupled receptor signaling pathway
GO:0007188 adenylate cyclase-modulating G protein-coupled receptor signaling pathway
GO:0007601 visual perception
GO:0007602 phototransduction
GO:0007603 phototransduction, visible light
GO:0009416 response to light stimulus
GO:0050908 detection of light stimulus involved in visual perception
GO:0051344 negative regulation of cyclic-nucleotide phosphodiesterase activity
Cellular Component
GO:0001750 photoreceptor outer segment
GO:0001917 photoreceptor inner segment
GO:0005737 cytoplasm
GO:0005834 heterotrimeric G-protein complex
GO:0016020 membrane
GO:0042622 photoreceptor outer segment membrane
GO:0042995 cell projection
GO:0097381 photoreceptor disc membrane
GO:0097648 G protein-coupled receptor complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1tad, PDBe:1tad, PDBj:1tad
PDBsum1tad
PubMed7969474
UniProtP04695|GNAT1_BOVIN Guanine nucleotide-binding protein G(t) subunit alpha-1 (Gene Name=GNAT1)

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