Protein: KI21A
Kinesin-like protein KIF21A (Kinesin-like protein KIF2) (Renal carcinoma antigen NY-REN-62)

Gene: KI21A, KIF21A
Organism: Homo sapiens
Interactions: 95
UniProt ID: Q7Z4S6

Gene Ontology (top 5):
GO:0003777 - microtubule motor activity
GO:0005524 - ATP binding
GO:0005737 - cytoplasm
GO:0005829 - cytosol
GO:0005871 - kinesin complex

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1129920

KANK1
KN motif and ankyrin repeat domain-containing protein 1

3

4

Small-scale

0.871

High

269457

KI21B
Kinesin-like protein KIF21B

3

16

High-throughput

0.847

High

1278679

KI21A
Kinesin-like protein KIF21A

2

16

Small-scale

0.754

High

249160

DSCAM
Cell adhesion molecule DSCAM

1

4

High-throughput

0.698

High

610740

TCPA
T-complex protein 1 subunit alpha

1

6

High-throughput

0.691

High

821425

TCPZ
T-complex protein 1 subunit zeta

1

6

High-throughput

0.691

High

876040

TCPE
T-complex protein 1 subunit epsilon

1

7

High-throughput

0.691

High

882004

TCPG
T-complex protein 1 subunit gamma

1

7

High-throughput

0.691

High

899109

TCPQ
T-complex protein 1 subunit theta

1

10

High-throughput

0.691

High

899453

TCPD
T-complex protein 1 subunit delta

1

6

High-throughput

0.691

High

1007108

TCPB
T-complex protein 1 subunit beta

1

7

High-throughput

0.691

High

1224987

KANK2
KN motif and ankyrin repeat domain-containing protein 2

1

7

High-throughput

0.691

High

1278691

TCPH
T-complex protein 1 subunit eta

1

7

High-throughput

0.691

High

1278696

ZN106
Zinc finger protein 106

1

5

High-throughput

0.691

High

1278692

H2B1L
Histone H2B type 1-L

1

11

High-throughput

0.665

High

1278682

DGKH
Diacylglycerol kinase eta

1

0

High-throughput

0.656

High

1278706

BIG1
Brefeldin A-inhibited guanine nucleotide-exchange protein 1

2

2

Small-scale

0.621

High

1111067

SNW1
SNW domain-containing protein 1

1

3

High-throughput

0.618

High

1138351

U5S1
116 kDa U5 small nuclear ribonucleoprotein component

1

3

High-throughput

0.618

High

1254420

TRI67
Tripartite motif-containing protein 67

1

20

High-throughput

0.618

High

1278697

PKHA4
Pleckstrin homology domain-containing family A member 4

1

15

High-throughput

0.618

High

1278698

BIRC6
Dual E2 ubiquitin-conjugating enzyme/E3 ubiquitin-protein ligase BIRC6

1

2

High-throughput

0.618

High

1278701

STAR9
StAR-related lipid transfer protein 9

1

17

High-throughput

0.618

High

1220603

RN123
E3 ubiquitin-protein ligase RNF123

2

3

High-throughput

0.611

High

1278527

P4HA3
Prolyl 4-hydroxylase subunit alpha-3

3

2

High-throughput

0.604

High

1161919

H31T
Histone H3.1t

1

9

High-throughput

0.595

High

1123958

DYHC1
Cytoplasmic dynein 1 heavy chain 1

1

0

High-throughput

0.586

High

1278683

TTC9C
Tetratricopeptide repeat protein 9C

1

0

High-throughput

0.578

High

210984

PSMD3
26S proteasome non-ATPase regulatory subunit 3

2

0

High-throughput

0.559

High

188500

NVL
Nuclear valosin-containing protein-like

1

7

High-throughput

0.536

High

530022

TAU
Microtubule-associated protein tau

1

8

High-throughput

0.536

High

543228

UBL4A
Ubiquitin-like protein 4A

1

4

High-throughput

0.536

High

991594

DYL1
Dynein light chain 1, cytoplasmic

1

4

High-throughput

0.536

High

1115774

DYR1A
Dual specificity tyrosine-phosphorylation-regulated kinase 1A

1

5

High-throughput

0.536

High

1134474

NOLC1
Nucleolar and coiled-body phosphoprotein 1

1

1

High-throughput

0.536

High

1278680

TLK2
Serine/threonine-protein kinase tousled-like 2

1

2

High-throughput

0.536

High

1278681

LIPB1
Liprin-beta-1

1

10

High-throughput

0.536

High

1278687

MSI2H
RNA-binding protein Musashi homolog 2

1

1

High-throughput

0.536

High

1278690

CDC5L
Cell division cycle 5-like protein

1

4

High-throughput

0.536

High

1278693

RBM4
RNA-binding protein 4

1

2

High-throughput

0.536

High

261833

PFD1
Prefoldin subunit 1

1

0

High-throughput

0.513

High

322035

ENDD1
Endonuclease domain-containing 1 protein

1

0

High-throughput

0.513

High

1055931

RAD51
DNA repair protein RAD51 homolog 1

1

0

High-throughput

0.513

High

1248031

FIP1
Pre-mRNA 3'-end-processing factor FIP1

1

0

High-throughput

0.513

High

1278703

PFD2
Prefoldin subunit 2

1

0

High-throughput

0.513

High

171085

VP26C
Vacuolar protein sorting-associated protein 26C

1

3

High-throughput

0.494

High

178504

TBX3
T-box transcription factor TBX3

1

1

High-throughput

0.489

High

907917

PLXA3
Plexin-A3

1

3

High-throughput

0.489

High

1272869

RFIP2
Rab11 family-interacting protein 2

1

4

High-throughput

0.489

High

242133

PRKN
E3 ubiquitin-protein ligase parkin

1

6

High-throughput

0.479

High

276482

PDCD6
Programmed cell death protein 6

1

4

High-throughput

0.479

High

334306

TACC2
Transforming acidic coiled-coil-containing protein 2

1

3

High-throughput

0.479

High

412173

NTRK1
High affinity nerve growth factor receptor

1

11

High-throughput

0.479

High

552623

IMDH2
Inosine-5'-monophosphate dehydrogenase 2

1

2

High-throughput

0.479

High

791494

SYUA
Alpha-synuclein

1

2

High-throughput

0.479

High

830988

CCNF
Cyclin-F

1

4

High-throughput

0.479

High

891223

GSK3A
Glycogen synthase kinase-3 alpha

1

4

High-throughput

0.479

High

942713

BCAR1
Breast cancer anti-estrogen resistance protein 1

1

9

High-throughput

0.479

High

1045450

TF65
Transcription factor p65

1

4

High-throughput

0.479

High

1129092

PLSI
Plastin-1

1

1

High-throughput

0.479

High

1278689

RUFY1
RUN and FYVE domain-containing protein 1

1

7

High-throughput

0.479

High

1278695

MLP3B
Microtubule-associated protein 1 light chain 3 beta

1

4

High-throughput

0.479

High

1278702

ZRAN1
Ubiquitin thioesterase ZRANB1

1

13

High-throughput

0.479

High

1278704

MARE3
Microtubule-associated protein RP/EB family member 3

1

7

High-throughput

0.479

High

1278707

M3K4
Mitogen-activated protein kinase kinase kinase 4

1

4

High-throughput

0.479

High

285682

BAF
Barrier-to-autointegration factor

1

0

High-throughput

0.458

High

380837

MYG
Myoglobin

1

0

High-throughput

0.458

High

832998

ETV6
Transcription factor ETV6

1

0

High-throughput

0.458

High

1039269

RL6
Large ribosomal subunit protein eL6

1

0

High-throughput

0.458

High

1278699

EXOC1
Exocyst complex component 1

1

4

High-throughput

0.457

High

96825

E9PBC6
Transforming acidic coiled-coil containing protein 2

1

3

High-throughput

0.445

High

116945

J3KNB8
Mitogen-activated protein kinase kinase kinase 4

1

6

High-throughput

0.445

High

934797

TERA
Transitional endoplasmic reticulum ATPase

1

7

High-throughput

0.445

High

1209326

LRRK2
Leucine-rich repeat serine/threonine-protein kinase 2

1

5

High-throughput

0.445

High

1278694

ZDHC5
Palmitoyltransferase ZDHHC5

1

1

High-throughput

0.445

High

1278705

ITM2B
Integral membrane protein 2B

1

3

High-throughput

0.445

High

106183

APRIO
Alternative prion protein

1

4

High-throughput

0.437

High

372425

MYC
Myc proto-oncogene protein

1

8

High-throughput

0.437

High

481321

HMGB1
High mobility group protein B1

1

3

High-throughput

0.437

High

600328

ZNF24
Zinc finger protein 24

1

8

High-throughput

0.437

High

695819

RFA1
Replication protein A 70 kDa DNA-binding subunit

1

6

High-throughput

0.437

High

1117241

NCOA4
Nuclear receptor coactivator 4

1

1

High-throughput

0.437

High

1210046

CF136
Uncharacterized protein C6orf136

1

1

High-throughput

0.437

High

1257517

TMTC3
Protein O-mannosyl-transferase TMTC3

1

5

High-throughput

0.437

High

1278684

ZBTB2
Zinc finger and BTB domain-containing protein 2

1

4

High-throughput

0.437

High

1278700

PHRF1
PHD and RING finger domain-containing protein 1

1

3

High-throughput

0.437

High

76174

B4DF87
Nuclear receptor coactivator 4

1

1

High-throughput

0.407

High

96978

E9PJ24
PHD and RING finger domain-containing protein 1

1

4

High-throughput

0.407

High

1071211

Q0P5T2
C6orf136 protein

1

1

High-throughput

0.407

High

1260513

NOL8
Nucleolar protein 8

1

0

High-throughput

0.279

Low

1278685

C99L2
CD99 antigen-like protein 2

1

0

High-throughput

0.279

Low

1278688

ZN668
Zinc finger protein 668

1

0

High-throughput

0.279

Low

297219

PRAF3
PRA1 family protein 3

1

0

High-throughput

0.249

Low

1278686

DCAF4
DDB1- and CUL4-associated factor 4

1

0

High-throughput

0.249

Low


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Last updated: 11Aug2025