Sphingosine itself can be phosphorylated to produce sphingosine-1-phosphate (S1P) inside cells. 

TLS Online TPP Program

#Id: 8219

#Section 3: Genetics, Cellular and Molecular Biology

M6P residues are generated in the cis-Golgi by two Golgi-resident enzymes. 

1. N-acetylglucosamine (GlcNAc) phosphotransferase
2. Phosphodiesterase

TLS Online TPP Program

#Id: 7751

#Section 2: General Biology

Ranks the following in increasing atomic radius

S, Mg, Al

S: 16-10 +6

Mg: 12-10 = +2

Al: 13-10 +3

So: S < AlMg

TLS Online TPP Program

#Id: 8885

#Section 3: Genetics, Cellular and Molecular Biology

TLS Online TPP Program

#Id: 8346

#Section 3: Genetics, Cellular and Molecular Biology

Formins are activated by membrane-bound Rho-GTP, a Ras-related small GTPase

TLS Online TPP Program

#Id: 8606

#Section 3: Genetics, Cellular and Molecular Biology

M phase Cyclin–CDKs

In human - cyclin A-CDK 1

cyclin B-CDK 1

In budding yeast - CIb 1/2/3/4-Cdc 28