Structure of PDB 1q8u Chain A Binding Site BS03

Receptor Information
>1q8u Chain A (length=344) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KKGSEQESVKEFLAKAKEDFLKKWENPAQNTAHLDQFERIKTLGTGSFGR
VMLVKHMETGNHYAMKILDKQKVVKLKQIEHTLNEKRILQAVNFPFLVKL
EFSFKDNSNLYMVMEYVPGGEMFSHLRRIGRFSEPHARFYAAQIVLTFEY
LHSLDLIYRDLKPENLLIDQQGYIQVTDFGFAKRVKGRTWTLCGTPEYLA
PEIILSKGYNKAVDWWALGVLIYEMAAGYPPFFADQPIQIYEKIVSGKVR
FPSHFSSDLKDLLRNLLQVDLTKRFGNLKNGVNDIKNHKWFATTDWIAIY
QRKVEAPFIPKFKGPGDTSNFDDYEEEEIRVSINEKCGKEFSEF
Ligand information
Ligand IDH52
InChIInChI=1S/C16H21N3O2S/c1-12-9-18-11-14-5-3-6-15(16(12)14)22(20,21)19-8-4-7-17-10-13(19)2/h3,5-6,9,11,13,17H,4,7-8,10H2,1-2H3/t13-/m0/s1
InChIKeyAWDORCFLUJZUQS-ZDUSSCGKSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0Cc1cncc2c1c(ccc2)S(=O)(=O)N3CCCNCC3C
OpenEye OEToolkits 1.5.0Cc1cncc2c1c(ccc2)S(=O)(=O)[N@]3CCCNC[C@@H]3C
CACTVS 3.341C[CH]1CNCCCN1[S](=O)(=O)c2cccc3cncc(C)c23
CACTVS 3.341C[C@H]1CNCCCN1[S](=O)(=O)c2cccc3cncc(C)c23
ACDLabs 10.04O=S(=O)(c2c1c(cncc1ccc2)C)N3C(CNCCC3)C
FormulaC16 H21 N3 O2 S
Name(S)-2-METHYL-1-[(4-METHYL-5-ISOQUINOLINE)SULFONYL]-HOMOPIPERAZINE
ChEMBLCHEMBL406821
DrugBankDB07876
ZINCZINC000000022706
PDB chain1q8u Chain A Residue 962 [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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PDB1q8u Protein kinase A in complex with Rho-kinase inhibitors Y-27632, Fasudil, and H-1152P: structural basis of selectivity.
Resolution1.9 Å
Binding residue
(original residue number in PDB)		E86 K189 T197
Binding residue
(residue number reindexed from 1)		E80 K183 T191
Annotation score1
Binding affinityMOAD: Kd=1.1uM
PDBbind-CN: -logKd/Ki=5.96,Kd=1.1uM
BindingDB: IC50=394nM
Enzymatic activity
Catalytic site (original residue number in PDB) D166 K168 E170 N171 D184 T201
Catalytic site (residue number reindexed from 1) D160 K162 E164 N165 D178 T195
Enzyme Commision number 2.7.11.11: cAMP-dependent protein kinase.
Gene Ontology
Molecular Function
GO:0004672 protein kinase activity
GO:0004674 protein serine/threonine kinase activity
GO:0004679 AMP-activated protein kinase activity
GO:0004691 cAMP-dependent protein kinase activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0019904 protein domain specific binding
GO:0034237 protein kinase A regulatory subunit binding
GO:0106310 protein serine kinase activity
Biological Process
GO:0001707 mesoderm formation
GO:0006468 protein phosphorylation
GO:0010737 protein kinase A signaling
GO:0016310 phosphorylation
GO:0018105 peptidyl-serine phosphorylation
GO:0034605 cellular response to heat
GO:1904262 negative regulation of TORC1 signaling
Cellular Component
GO:0001669 acrosomal vesicle
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005739 mitochondrion
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0005952 cAMP-dependent protein kinase complex
GO:0031594 neuromuscular junction
GO:0036126 sperm flagellum
GO:0048471 perinuclear region of cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1q8u, PDBe:1q8u, PDBj:1q8u
PDBsum1q8u
PubMed14656443
UniProtP00517|KAPCA_BOVIN cAMP-dependent protein kinase catalytic subunit alpha (Gene Name=PRKACA)

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