U2af1-rs1 is an alias for the gene, Zinc finger (CCCH type), RNA binding motif and serine/arginine rich 1, in humans. Other names include: U2 small nuclear ribonucleoprotein auxiliary factor 35 kDa subunit-related protein 1; CCCH type zinc finger, RNA-binding motif and serine/arginine rich protein 1; U2(RNU2) small nuclear RNA auxiliary factor pseudogene 1; U2AF1-RS1; U2AF1L1; U2AF1P; U2AF1RS1; U2AFBPL; zinc finger (CCCH type), RNA-binding motif and serine/arginine rich 1. The encoded protein has an amino acid length of 479 and a mass of 57.6 kDa. This gene shares homology with other species, including: Mouse, Rat.