Structure of PDB 7kl1 Chain A Binding Site BS04

Receptor Information
>7kl1 Chain A (length=268) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TRFTEEYQLFEELGKGAFSVVRRCVKVLAGQEYAAKIINTKKLSARDHQK
LEREARICRLLKHPNIVRLHDSISEEGHHYLIFDLVTGGELFEDIVAREY
YSEADASHCIQQILEAVLHCHQMGVVHRNLKPENLLLASKLKGAAVKLAD
FGLAIEVEGEQQAWFGFAGTPGYLSPEVLRKDPYGKPVDLWACGVILYIL
LVGYPPFWDEDQHRLYKQIKAGAYDFPSPEWDTVTPEAKDLINKMLTINP
SKRITAAEALKHPWISHR
Ligand information
Ligand IDATP
InChIInChI=1S/C10H16N5O13P3/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(26-10)1-25-30(21,22)28-31(23,24)27-29(18,19)20/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H,23,24)(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
InChIKeyZKHQWZAMYRWXGA-KQYNXXCUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]3O
ACDLabs 10.04O=P(O)(O)OP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@@](=O)(O)O[P@](=O)(O)OP(=O)(O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@](O)(=O)O[P@@](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]3O
FormulaC10 H16 N5 O13 P3
NameADENOSINE-5'-TRIPHOSPHATE
ChEMBLCHEMBL14249
DrugBankDB00171
ZINCZINC000004261765
PDB chain7kl1 Chain C Residue 1401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB7kl1 CaMKII binds both substrates and activators at the active site.
Resolution2.4 Å
Binding residue
(original residue number in PDB)
L19 A40 L91 V92 E96 K137 N140 L142 D156
Binding residue
(residue number reindexed from 1)
L13 A34 L85 V86 E90 K131 N134 L136 D150
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) N135 K137 N140 D156 T176
Catalytic site (residue number reindexed from 1) N129 K131 N134 D150 T170
Enzyme Commision number 2.7.11.17: calcium/calmodulin-dependent protein kinase.
Gene Ontology
Molecular Function
GO:0004672 protein kinase activity
GO:0005524 ATP binding
Biological Process
GO:0006468 protein phosphorylation

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:7kl1, PDBe:7kl1, PDBj:7kl1
PDBsum7kl1
PubMed35830796
UniProtQ9UQM7|KCC2A_HUMAN Calcium/calmodulin-dependent protein kinase type II subunit alpha (Gene Name=CAMK2A)

[Back to BioLiP]