Protein: CDPK4
Calcium-dependent protein kinase 4 (EC 2.7.11.1) (Calmodulin-domain protein kinase CDPK isoform 4)

Gene: CDPK4, CPK4
Organism: Arabidopsis thaliana
Interactions: 39
UniProt ID: Q38869

Gene Ontology (top 5):
GO:0004672 - protein kinase activity
GO:0004674 - protein serine/threonine kinase activity
GO:0005509 - calcium ion binding
GO:0005524 - ATP binding
GO:0005634 - nucleus

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1182298

AB15G
ABC transporter G family member 15

1

3

Small-scale

0.656

High

1182301

IQD2
Protein IQ-DOMAIN 2

1

3

Small-scale

0.656

High

1182290

CDPK4
Calcium-dependent protein kinase 4

1

7

Small-scale

0.647

High

1182294

Q84R20
Cleavage and polyadenylation specificity factor

1

0

Small-scale

0.622

High

1182291

DI191
Protein DEHYDRATION-INDUCED 19

2

2

Small-scale

0.619

High

1176926

Q27GK5
Octicosapeptide/Phox/Bem1p family protein

1

1

Small-scale

0.587

High

1182303

BT2
BTB/POZ and TAZ domain-containing protein 2

1

1

Small-scale

0.560

High

1182305

O3L1
Protein OXIDATIVE STRESS 3 LIKE 1

1

0

Small-scale

0.536

High

200321

O23338
17.6 kDa class II heat shock protein

1

4

Small-scale

0.511

High

200607

TOC33
Translocase of chloroplast 33, chloroplastic

1

1

Small-scale

0.511

High

1182302

PIN7
Auxin efflux carrier component 7

1

3

Small-scale

0.508

High

947612

H31
Histone H3.1

1

1

Small-scale

0.501

High

1182293

FD
Protein FD

1

16

Small-scale

0.501

High

1182311

AI5L7
ABSCISIC ACID-INSENSITIVE 5-like protein 7

1

16

Small-scale

0.501

High

1182312

AI5L4
ABSCISIC ACID-INSENSITIVE 5-like protein 4

1

16

Small-scale

0.501

High

102866

PHOX4
Protein PHOX4

1

0

Small-scale

0.494

High

1182297

MNS2
Mannosyl-oligosaccharide 1,2-alpha-mannosidase MNS2

1

0

Small-scale

0.486

High

1182304

EHD1
EH domain-containing protein 1

1

0

Small-scale

0.486

High

1182307

CLPC1
Chaperone protein ClpC1, chloroplastic

1

0

Small-scale

0.486

High

948987

RL72
Large ribosomal subunit protein uL30y

1

2

Small-scale

0.464

High

1182292

NAGS1
Probable amino-acid acetyltransferase NAGS1, chloroplastic

1

1

Small-scale

0.464

High

1182300

Q8VY73
Heat shock protein

1

4

Small-scale

0.464

High

1182308

RL74
Large ribosomal subunit protein uL30w

1

2

Small-scale

0.464

High

1182314

THF1
Protein THYLAKOID FORMATION 1, chloroplastic

1

1

Small-scale

0.464

High

1182295

GRS13
Monothiol glutaredoxin-S13

1

1

Small-scale

0.457

High

1182315

PYL3
Abscisic acid receptor PYL3

1

1

High-throughput

0.457

High

235380

KCS11
3-ketoacyl-CoA synthase 11

1

0

Small-scale

0.265

Low

682953

F16P1
Fructose-1,6-bisphosphatase 1, chloroplastic

1

0

Small-scale

0.265

Low

1182296

COX11
Cytochrome c oxidase assembly protein COX11, mitochondrial

1

0

Small-scale

0.265

Low

1182299

SEC5A
Exocyst complex component SEC5A

1

0

Small-scale

0.265

Low

1182306

Q9FHS4
Emb|CAB76036.1

1

0

Small-scale

0.265

Low

1182309

GAE6
UDP-glucuronate 4-epimerase 6

1

0

Small-scale

0.265

Low

1182310

BIG1C
Protein BIG GRAIN 1-like C

1

0

Small-scale

0.265

Low

1182313

Q9SJR3
Nucleolin-like protein

1

0

Small-scale

0.265

Low

103371

DEKP4
DEK domain-containing chromatin-associated protein 4

1

0

Small-scale

0.238

Low

942310

RPOC1
DNA-directed RNA polymerase subunit beta'

1

0

Small-scale

0.238

Low

1020296

PROD1
Proline dehydrogenase 1, mitochondrial

1

0

Small-scale

0.232

Low

1182316

VATO1
V-type proton ATPase subunit c''1

1

0

Small-scale

0.232

Low


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Last updated: 11Aug2025