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. 2016 Apr 15;44(14):6676–6692. doi: 10.1093/nar/gkw252

Table 1. Nomenclature of the cohesin subunits in various organisms.

Mammals D. melanogaster S. cerevisiae S. pombe Function
SMC1A Smc1 Smc1 Psm1 Core cohesin (mitosis)
SMC1B Core cohesin (meiosis)
SMC3 Smc3 Smc3 Psm3 Core cohesin
RAD21 Rad21/Vtd Mcd1/Scc1 Rad21 Core cohesin (mitosis)
REC8 C(2)M Rec8 Rec8 Core cohesin (meiosis)
SA1/STAG1 SA (Stromalin) Scc3 Psc3 Core cohesin (mitosis)
SA2/STAG2 SA2 (Stromalin-2)
SA3/STAG3 Core cohesin (meiosis)