Protein: AHK4
Histidine kinase 4 (EC 2.7.13.3) (Arabidopsis histidine kinase 4) (AtHK4) (Cytokinin receptor CYTOKININ RESPONSE 1) (AtCRE1) (Cytokinin receptor CRE1) (Phosphoprotein phosphatase AHK4) (EC 3.1.3.16) (Protein AUTHENTIC HIS-KINASE 4) (Protein ROOT AS IN WOL 1) (Protein WOODEN LEG)

Gene: AHK4
Organism: Arabidopsis thaliana
Interactions: 31
UniProt ID: Q9C5U0

Gene Ontology (top 5):
GO:0000155 - phosphorelay sensor kinase activity
GO:0000160 - phosphorelay signal transduction system
GO:0004673 - protein histidine kinase activity
GO:0004721 - phosphoprotein phosphatase activity
GO:0004722 - protein serine/threonine phosphatase activity

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1421699

AHP2
Histidine-containing phosphotransfer protein 2

2

20

Small-scale

0.778

High

1421700

AHP1
Histidine-containing phosphotransfer protein 1

2

20

Small-scale

0.775

High

1227840

Q67XQ1
Histidine-containing phosphotransfer protein

1

20

Small-scale

0.713

High

1421690

AHK3
Histidine kinase 3

1

17

Small-scale

0.713

High

1319057

AHP5
Histidine-containing phosphotransfer protein 5

1

20

Small-scale

0.680

High

1421695

AHP3
Histidine-containing phosphotransfer protein 3

1

20

Small-scale

0.656

High

306052

AMPD
AMP deaminase

1

0

High-throughput

0.529

High

1318804

CSPLO
CASP-like protein 1E1

1

0

High-throughput

0.529

High

1421696

WNK5
Probable serine/threonine-protein kinase WNK5

1

0

High-throughput

0.529

High

1421692

G3PC2
Glyceraldehyde-3-phosphate dehydrogenase GAPC2, cytosolic

1

1

High-throughput

0.508

High

306558

REMO
Remorin

1

0

High-throughput

0.486

High

1056117

PIP12
Aquaporin PIP1-2

1

0

High-throughput

0.486

High

1192647

GNOM
ARF guanine-nucleotide exchange factor GNOM

1

0

High-throughput

0.486

High

1373442

E136
Glucan endo-1,3-beta-glucosidase 6

1

0

High-throughput

0.486

High

1421697

ALMT1
Aluminum-activated malate transporter 1

1

0

High-throughput

0.486

High

1372887

IF5A2
Eukaryotic translation initiation factor 5A-2

1

1

Small-scale

0.479

High

1421694

G3PP1
Glyceraldehyde-3-phosphate dehydrogenase GAPCP1, chloroplastic

1

1

High-throughput

0.464

High

1375898

ASG2
Protein ALTERED SEED GERMINATION 2

1

1

High-throughput

0.417

High

146913

O04574
F19K23.2 protein

1

0

High-throughput

0.265

Low

307918

O82262
At2g47950

1

0

High-throughput

0.265

Low

843083

R15A1
Small ribosomal subunit protein uS8z/uS8w

1

0

High-throughput

0.265

Low

1236681

COG6
Conserved oligomeric Golgi complex subunit 6

1

0

High-throughput

0.265

Low

1236838

LSH1
Protein LIGHT-DEPENDENT SHORT HYPOCOTYLS 1

1

0

High-throughput

0.265

Low

1372796

RS81
Small ribosomal subunit protein eS8z

1

0

High-throughput

0.265

Low

1375719

Q94AK8
Ribosome assembly factor mrt4

1

0

High-throughput

0.265

Low

1376802

BLH4
BEL1-like homeodomain protein 4

1

0

High-throughput

0.265

Low

1379541

ATP5E
ATP synthase subunit epsilon, mitochondrial

1

0

High-throughput

0.265

Low

1421691

FK132
F-box/kelch-repeat protein At5g60570

1

0

High-throughput

0.265

Low

1421693

CB22
Chlorophyll a-b binding protein 2.2, chloroplastic

1

0

High-throughput

0.265

Low

1421698

Q9SRL6
Outer membrane OMP85 family protein

1

0

High-throughput

0.265

Low

1318453

TCPZB
T-complex protein 1 subunit zeta 2

1

0

High-throughput

0.251

Low


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Last updated: 11Aug2025