Descriptions

CaMKII is one of the most important transducers of Ca2+signals in a variety of cell types and is highly conserved across animal species. The calmodulin-responsive regulatory segment forms a coiled coil structure that blocks peptide and ATP binding to the otherwise intrinsically active kinase domain.Ca2+/CaM removes the autoinhibitory regulatory segment located C-terminal to the kinase domain which releases the catalytic activity of the enzyme.

Autoinhibitory domains (AIDs)

Target domain

14-272 (Protein kinase domain)

Relief mechanism

Partner binding

Assay

Accessory elements

156-179 (Activation loop from InterPro)

Target domain

14-272 (Protein kinase domain)

Relief mechanism

Assay

Autoinhibited structure

Activated structure

1 structures for Q5ZKI0

Entry ID Method Resolution Chain Position Source
AF-Q5ZKI0-F1 Predicted AlphaFoldDB

No variants for Q5ZKI0

Variant ID(s) Position Change Description Diseaes Association Provenance
No variants for Q5ZKI0

No associated diseases with Q5ZKI0

4 regional properties for Q5ZKI0

Type Name Position InterPro Accession
domain Protein kinase domain 14 - 272 IPR000719
active_site Serine/threonine-protein kinase, active site 132 - 144 IPR008271
domain Calcium/calmodulin-dependent protein kinase II, association-domain 346 - 473 IPR013543
binding_site Protein kinase, ATP binding site 20 - 43 IPR017441

Functions

Description
EC Number 2.7.11.17 Protein-serine/threonine kinases
Subcellular Localization
PANTHER Family
PANTHER Subfamily
PANTHER Protein Class
PANTHER Pathway Category No pathway information available

3 GO annotations of cellular component

Name Definition
cytoplasm The contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
neuron projection A prolongation or process extending from a nerve cell, e.g. an axon or dendrite.
organelle Organized structure of distinctive morphology and function. Includes the nucleus, mitochondria, plastids, vacuoles, vesicles, ribosomes and the cytoskeleton, and prokaryotic structures such as anammoxosomes and pirellulosomes. Excludes the plasma membrane.

4 GO annotations of molecular function

Name Definition
ATP binding Binding to ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
calmodulin binding Binding to calmodulin, a calcium-binding protein with many roles, both in the calcium-bound and calcium-free states.
calmodulin-dependent protein kinase activity Calmodulin-dependent catalysis of the reactions
protein serine kinase activity Catalysis of the reactions

1 GO annotations of biological process

Name Definition
phosphorylation The process of introducing a phosphate group into a molecule, usually with the formation of a phosphoric ester, a phosphoric anhydride or a phosphoric amide.

34 homologous proteins in AiPD

UniProt AC Gene Name Protein Name Species Evidence Code
Q3MHJ9 CAMK2B Calcium/calmodulin-dependent protein kinase type II subunit beta Bos taurus (Bovine) SS
Q2HJF7 CAMK2D Calcium/calmodulin-dependent protein kinase type II subunit delta Bos taurus (Bovine) SS
Q24210 CASK Peripheral plasma membrane protein CASK Drosophila melanogaster (Fruit fly) SS
Q00168 CaMKII Calcium/calmodulin-dependent protein kinase type II alpha chain Drosophila melanogaster (Fruit fly) SS
Q13555 CAMK2G Calcium/calmodulin-dependent protein kinase type II subunit gamma Homo sapiens (Human) EV
O14936 CASK Peripheral plasma membrane protein CASK Homo sapiens (Human) EV
Q13554 CAMK2B Calcium/calmodulin-dependent protein kinase type II subunit beta Homo sapiens (Human) EV
Q9UQM7 CAMK2A Calcium/calmodulin-dependent protein kinase type II subunit alpha Homo sapiens (Human) EV
Q13557 CAMK2D Calcium/calmodulin-dependent protein kinase type II subunit delta Homo sapiens (Human) EV
O70589 Cask Peripheral plasma membrane protein CASK Mus musculus (Mouse) SS
Q923T9 Camk2g Calcium/calmodulin-dependent protein kinase type II subunit gamma Mus musculus (Mouse) SS
P11798 Camk2a Calcium/calmodulin-dependent protein kinase type II subunit alpha Mus musculus (Mouse) PR
P28652 Camk2b Calcium/calmodulin-dependent protein kinase type II subunit beta Mus musculus (Mouse) SS
Q6PHZ2 Camk2d Calcium/calmodulin-dependent protein kinase type II subunit delta Mus musculus (Mouse) SS
Q95266 CAMK2D Calcium/calmodulin-dependent protein kinase type II subunit delta Sus scrofa (Pig) SS
P11275 Camk2a Calcium/calmodulin-dependent protein kinase type II subunit alpha Rattus norvegicus (Rat) PR
P11730 Camk2g Calcium/calmodulin-dependent protein kinase type II subunit gamma Rattus norvegicus (Rat) SS
P15791 Camk2d Calcium/calmodulin-dependent protein kinase type II subunit delta Rattus norvegicus (Rat) SS
Q5VQQ5 CPK2 Calcium-dependent protein kinase 2 Oryza sativa subsp. japonica (Rice) SS
Q6I5I8 CPK16 Calcium-dependent protein kinase 16 Oryza sativa subsp. japonica (Rice) SS
Q8LPZ7 CPK3 Calcium-dependent protein kinase 3 Oryza sativa subsp. japonica (Rice) SS
Q84SL0 CPK20 Calcium-dependent protein kinase 20 Oryza sativa subsp. japonica (Rice) SS
Q75GE8 CPK8 Calcium-dependent protein kinase 8 Oryza sativa subsp. japonica (Rice) SS
P54936 lin-2 Protein lin-2 Caenorhabditis elegans SS
O62305 unc-43 Calcium/calmodulin-dependent protein kinase type II Caenorhabditis elegans EV
P93759 GK-1 Calcium-dependent protein kinase 14 Arabidopsis thaliana (Mouse-ear cress) PR
Q6NLQ6 CPK32 Calcium-dependent protein kinase 32 Arabidopsis thaliana (Mouse-ear cress) PR
Q38873 CPK7 Calcium-dependent protein kinase 7 Arabidopsis thaliana (Mouse-ear cress) PR
Q9SSF8 CPK30 Calcium-dependent protein kinase 30 Arabidopsis thaliana (Mouse-ear cress) PR
Q9M9V8 CPK10 Calcium-dependent protein kinase 10 Arabidopsis thaliana (Mouse-ear cress) PR
Q8W4I7 CPK13 Calcium-dependent protein kinase 13 Arabidopsis thaliana (Mouse-ear cress) PR
Q9SIQ7 CPK24 Calcium-dependent protein kinase 24 Arabidopsis thaliana (Mouse-ear cress) PR
Q6DEH3 camk2d1 Calcium/calmodulin-dependent protein kinase type II delta 1 chain Danio rerio (Zebrafish) (Brachydanio rerio) SS
Q6DGS3 camk2d2 Calcium/calmodulin-dependent protein kinase type II delta 2 chain Danio rerio (Zebrafish) (Brachydanio rerio) SS
10 20 30 40 50 60
MASTATCTRF TDEYQLFEEL GKGAFSVVRR CMKITTGQEY AAKIINTKKL SARDHQKLER
70 80 90 100 110 120
EARICRLLKH PNIVRLHDSI SEEGFHYLVF DLVTGGELFE DIVAREYYSE ADASHCIQQI
130 140 150 160 170 180
LESVNHCHLN GIVHRDLKPE NLLLASKSKG AAVKLADFGL AIEVQGEQQA WFGFAGTPGY
190 200 210 220 230 240
LSPEVLRKDP YGKPVDMWAC GVILYILLVG YPPFWDEDQH RLYQQIKAGA YDFPSPEWDT
250 260 270 280 290 300
VTPEAKDLIN KMLTINPAKR ITASEALKHP WICQRSTVAS MMHRQETVDC LKKFNARRKL
310 320 330 340 350 360
KGAILTTMLA TRNFSAAKSL LKKPDGVKES TESSNTTIED EDVKARKQEI IKVTEQLIEA
370 380 390 400 410 420
INNGDFEAYT KICDPGLTSF EPEALGNLVE GMDFHRFYFE NALSKSNKPI HTIILNPHVH
430 440 450 460 470
LVGDDAACIA YIRLTQYMDG TGMPKTMQSE ETRVWHRRDG KWQNVHFHRS GSPTVPINA