Names & Taxonomy
- Uniprot ID:
- Q9Y5K3
- Entry Name:
- PCY1B_HUMAN
- Status:
- reviewed
- Protein Names:
- Choline-phosphate cytidylyltransferase B (EC 2.7.7.15) (CCT-beta) (CTP:phosphocholine cytidylyltransferase B) (CCT B) (CT B) (Phosphorylcholine transferase B)
- Gene Names:
- PCYT1B CCTB
- Gene Names Primary:
- PCYT1B
- Organism:
- Homo sapiens (Human)
Structure
- Length:
- 369
- Sequence:
- MPVVTTDAESETGIPKSLSNEPPSETMEEIEHTCPQPRLTLTAPAPFADETNCQCQAPHEKLTIAQARLGTPADRPVRVYADGIFDLFHSGHARALMQAKTLFPNSYLLVGVCSDDLTHKFKGFTVMNEAERYEALRHCRYVDEVIRDAPWTLTPEFLEKHKIDFVAHDDIPYSSAGSDDVYKHIKEAGMFVPTQRTEGISTSDIITRIVRDYDVYARRNLQRGYTAKELNVSFINEKRYRFQNQVDKMKEKVKNVEERSKEFVNRVEEKSHDLIQKWEEKSREFIGNFLELFGPDGAWKQMFQERSSRMLQALSPKQSPVSSPTRSRSPSRSPSPTFSWLPLKTSPPSSPKAASASISSMSEGDEDEK
- Proteomes:
- UP000005640
Subcellular location
- Subcellular Location:
- Endoplasmic reticulum.
Function
- Function:
- Controls phosphatidylcholine synthesis.
- Pathway:
- Phospholipid metabolism; phosphatidylcholine biosynthesis; phosphatidylcholine from phosphocholine: step 1/2.
- Catalytic Activity:
- CTP + phosphocholine = diphosphate + CDP-choline.
- Cross Reference Drug Bank:
- DB00122
- Gene Ontology Go:
- cytoplasm
endoplasmic reticulum membrane
choline-phosphate cytidylyltransferase activity
CDP-choline pathway
glycerophospholipid biosynthetic process
ovarian follicle development
phosphatidylcholine biosynthetic process
phospholipid metabolic process
small molecule metabolic process
spermatogenesis - Gene Ontology Biological Process:
- CDP-choline pathway
glycerophospholipid biosynthetic process
ovarian follicle development
phosphatidylcholine biosynthetic process
phospholipid metabolic process
small molecule metabolic process
spermatogenesis - Gene Ontology Molecular Function:
- choline-phosphate cytidylyltransferase activity
- Gene Ontology Cellular Component:
- cytoplasm
endoplasmic reticulum membrane - Keywords:
- Alternative splicing
Complete proteome
Endoplasmic reticulum
Lipid biosynthesis
Lipid metabolism
Nucleotidyltransferase
Phospholipid biosynthesis
Phospholipid metabolism
Phosphoprotein
Reference proteome
Transferase