MeSH definition : A class of RAS GUANINE NUCLEOTIDE EXCHANGE FACTORS that are genetically related to
the Son of Sevenless gene from DROSOPHILA. Sevenless refers to genetic mutations in
DROSOPHILA that cause loss of the R7 photoreceptor which is required to see UV light.;
MeSH synonym : sevenless protein son; sos proteins; son of sevenless protein;
MeSH annotation : not for proteins involved in SOS RESPONSE (GENETICS); SOS PROTEIN see SON OF SEVENLESS
PROTEIN, DROSOPHILA is also available;
A class of RAS GUANINE NUCLEOTIDE EXCHANGE FACTORS that are genetically related to
the Son of Sevenless gene from DROSOPHILA. Sevenless refers to genetic mutations in
DROSOPHILA that cause loss of the R7 photoreceptor which is required to see UV light.