Protein: PCY1B
Choline-phosphate cytidylyltransferase B (EC 2.7.7.15) (CCT-beta) (CTP:phosphocholine cytidylyltransferase B) (CCT B) (CT B) (Phosphorylcholine transferase B)

Gene: PCY1B, PCYT1B
Organism: Homo sapiens
Interactions: 18
UniProt ID: Q9Y5K3

Gene Ontology (top 5):
GO:0001541 - ovarian follicle development
GO:0004105 - choline-phosphate cytidylyltransferase activity
GO:0005737 - cytoplasm
GO:0005783 - endoplasmic reticulum
GO:0005789 - endoplasmic reticulum membrane

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

884491

PCY1A
Choline-phosphate cytidylyltransferase A

4

5

High-throughput

0.890

High

1491699

PCY1B
Choline-phosphate cytidylyltransferase B

2

5

High-throughput

0.783

High

1322224

VKORL
Vitamin K epoxide reductase complex subunit 1-like protein 1

3

1

High-throughput

0.665

High

1413715

TMM43
Transmembrane protein 43

2

0

High-throughput

0.580

High

423538

A4
Amyloid-beta precursor protein

1

0

High-throughput

0.480

High

1256271

TRI67
Tripartite motif-containing protein 67

1

2

High-throughput

0.479

High

1219383

ECM29
Proteasome adapter and scaffold protein ECM29

1

0

Small-scale

0.460

High

1459902

UBQL2
Ubiquilin-2

1

0

High-throughput

0.458

High

911898

GDS1
Rap1 GTPase-GDP dissociation stimulator 1

1

1

High-throughput

0.445

High

953213

ACTB
Actin, cytoplasmic 1

1

2

Small-scale

0.445

High

977867

ACTA
Actin, aortic smooth muscle

1

2

Small-scale

0.445

High

261342

NSMA
Sphingomyelin phosphodiesterase 2

1

0

High-throughput

0.426

High

996565

ACTS
Actin, alpha skeletal muscle

1

2

Small-scale

0.407

High

1339357

BBS1
BBSome complex member BBS1

1

1

High-throughput

0.407

High

1439147

LRC4C
Leucine-rich repeat-containing protein 4C

1

1

High-throughput

0.407

High

1257186

PAXI1
PAX-interacting protein 1

1

0

High-throughput

0.251

Low

1224721

TSH3
Teashirt homolog 3

1

0

High-throughput

0.249

Low


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Last updated: 11Aug2025