Peptide sequence: SCRRTGAACL PFYSAASYPA LRASLLPQSL AAAAAVPTRS YSQESKTTYL Sequence homology: Cow: 85%; Human: 100%; Mouse: 85%; Pig: 77%; Rat: 77%. G-rich sequence factor 1 (GRSF1) is a regulator of post-transcriptional mitochondrial gene expression. It r