| P1 | <abbreviation> Parental generation; symbol for inorganic orthophosphate (should not be used when covalently linked to another moiety). (05 Mar 2000) |
|---|---|
| p107 | <protein> Protein (107 kD) with many similarities to retinoblastoma gene product. Binds to E2F and is found in the cyclin/E2F complex together with p33cdk2. (18 Nov 1997) |
| p150 protein kinase | <enzyme> Mw 150 kD; forms a cellular complex with phosphatidylinositol 3-kinase; a homolog of vps15 protein kinase; amino acid sequence given in first source Registry number: EC 2.7.1.- (26 Jun 1999) |
| p18 component, aminoacyl tRNA synthetase | <enzyme> Shares a protein motif with the beta and gamma subunits of eukaryotic elongation factor 1; amino acid sequence given in first source Registry number: EC 6.1.1.- Synonym: p18 aminoacyl-trna synthase (26 Jun 1999) |