Complex sentence: SLC24A5 (solute carrier family 24, member 5) is a gene that is thought to explain between 25 and 38% of skin pigmentation variation between Black African and White European humans.
Split into simpler sentences: SLC24A5 (solute carrier family 24, member 5) is a protein that in humans is encoded by the "SLC24A5" gene. Variations in the SLC24A5 gene are thought to explain between 25 and 38% of skin pigmentation variation between Black African and White European humans.