Protein: TT21A
Tetratricopeptide repeat protein 21A (TPR repeat protein 21A) (Stress-inducible protein 2)

Gene: TT21A, TTC21A
Organism: Homo sapiens
Interactions: 18
UniProt ID: Q8NDW8

Gene Ontology (top 5):
GO:0005929 - cilium
GO:0007286 - spermatid development
GO:0030317 - flagellated sperm motility
GO:0030991 - intraciliary transport particle A
GO:0035721 - intraciliary retrograde transport

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1336902

CEP76
Centrosomal protein of 76 kDa

2

1

High-throughput

0.533

High

1313659

IFT20
Intraflagellar transport protein 20 homolog

1

2

Small-scale

0.479

High

1336903

IF140
Intraflagellar transport protein 140 homolog

1

14

Small-scale

0.479

High

1336905

IFT52
Intraflagellar transport protein 52 homolog

1

3

Small-scale

0.479

High

374777

RASH
GTPase HRas

1

6

Small-scale

0.457

High

992260

SKP1
S-phase kinase-associated protein 1

1

1

High-throughput

0.439

High

1048920

REL
Proto-oncogene c-Rel

1

5

High-throughput

0.439

High

1131200

MESD
LRP chaperone MESD

1

1

High-throughput

0.439

High

461718

HS90A
Heat shock protein HSP 90-alpha

1

16

High-throughput

0.437

High

1088459

CHD3
Chromodomain-helicase-DNA-binding protein 3

1

8

High-throughput

0.437

High

1124658

SRC8
Src substrate cortactin

1

3

High-throughput

0.437

High

1130787

RRP5
Protein RRP5 homolog

1

9

High-throughput

0.437

High

1141790

EEA1
Early endosome antigen 1

1

4

High-throughput

0.437

High

1220662

RN123
E3 ubiquitin-protein ligase RNF123

1

8

High-throughput

0.437

High

1336904

SRRT
Serrate RNA effector molecule homolog

2

0

High-throughput

0.305

High

1311495

BBS7
BBSome complex member BBS7

1

0

High-throughput

0.279

Low

1225899

STEA3
Metalloreductase STEAP3

1

0

High-throughput

0.269

Low

1309521

DAA19
Dynein axonemal assembly factor 19

1

0

High-throughput

0.269

Low


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Last updated: 11Aug2025