Structure of PDB 1stc Chain E Binding Site BS02

Receptor Information
>1stc Chain E (length=336) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VKEFLAKAKEDFLKKWENPAQNTAHLDQFERIKTLGTGSFGRVMLVKHME
TGNHYAMKILDKQKVVKLKQIEHTLNEKRILQAVNFPFLVKLEFSFKDNS
NLYMVMEYVPGGEMFSHLRRIGRFSEPHARFYAAQIVLTFEYLHSLDLIY
RDLKPENLLIDQQGYIQVTDFGFAKRVKGRTWTLCGTPEYLAPEIILSKG
YNKAVDWWALGVLIYEMAAGYPPFFADQPIQIYEKIVSGKVRFPSHFSSD
LKDLLRNLLQVDLTKRFGNLKNGVNDIKNHKWFATTDWIAIYQRKVEAPF
IPKFKGPGDTSNFDDYEEEEIRVSINEKCGKEFSEF
Ligand information
Ligand IDSTU
InChIInChI=1S/C28H26N4O3/c1-28-26(34-3)17(29-2)12-20(35-28)31-18-10-6-4-8-14(18)22-23-16(13-30-27(23)33)21-15-9-5-7-11-19(15)32(28)25(21)24(22)31/h4-11,17,20,26,29H,12-13H2,1-3H3,(H,30,33)/t17-,20-,26-,28+/m1/s1
InChIKeyHKSZLNNOFSGOKW-FYTWVXJKSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC12C(C(CC(O1)n3c4ccccc4c5c3c6n2c7ccccc7c6c8c5C(=O)NC8)NC)OC
CACTVS 3.341CN[CH]1C[CH]2O[C](C)([CH]1OC)n3c4ccccc4c5c6CNC(=O)c6c7c8ccccc8n2c7c35
CACTVS 3.341CN[C@@H]1C[C@H]2O[C@@](C)([C@@H]1OC)n3c4ccccc4c5c6CNC(=O)c6c7c8ccccc8n2c7c35
ACDLabs 10.04O=C5NCc4c2c3n(c1ccccc12)C8(OC(n6c3c(c45)c7ccccc67)CC(NC)C8OC)C
OpenEye OEToolkits 1.5.0C[C@@]12[C@@H]([C@@H](C[C@@H](O1)n3c4ccccc4c5c3c6n2c7ccccc7c6c8c5C(=O)NC8)NC)OC
FormulaC28 H26 N4 O3
NameSTAUROSPORINE
ChEMBLCHEMBL388978
DrugBankDB02010
ZINCZINC000003814434
PDB chain1stc Chain E Residue 351 [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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PDB1stc Staurosporine-induced conformational changes of cAMP-dependent protein kinase catalytic subunit explain inhibitory potential.
Resolution2.3 Å
Binding residue
(original residue number in PDB)		L49 G50 V57 A70 M120 Y122 V123 G126 E127 E170 N171 L173 T183 D184 F327
Binding residue
(residue number reindexed from 1)		L35 G36 V43 A56 M106 Y108 V109 G112 E113 E156 N157 L159 T169 D170 F313
Annotation score1
Binding affinityMOAD: Ki=8nM
PDBbind-CN: -logKd/Ki=8.10,Ki=8nM
Enzymatic activity
Catalytic site (original residue number in PDB) D166 K168 N171 D184 T201
Catalytic site (residue number reindexed from 1) D152 K154 N157 D170 T187
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:1stc, PDBe:1stc, PDBj:1stc
PDBsum1stc
PubMed9438863
UniProtP00517|KAPCA_BOVIN cAMP-dependent protein kinase catalytic subunit alpha (Gene Name=PRKACA)

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