SOS2, Official Symbol SOS2provided by HGNC Official Full Name SOS Ras/Rho guanine nucleotide exchange factor 2provided by HGNC Primary source HGNC:HGNC:11188 See related Ensembl:ENSG00000100485 MIM:601247; AllianceGenome:HGNC:11188 Gene type protein coding RefSeq status REVIEWED Organism Homo sapiens Lineage Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo Also known as NS9; SOS-2 Summary This gene encodes a regulatory protein that is involved in the positive regulation of ras proteins. Mutations in this gene are associated with Noonan Syndrome-9. [provided by RefSeq, Jul 2016] Expression Ubiquitous expression in testis (RPKM 19.8), thyroid (RPKM 17.5) and 25 other tissues See more Orthologs mouse all