Fusion protein amino acids 248-335 (cytoplasmic C2A domain) of mouse Synaptotagmin-10 (also known as Syt10, Synaptotagmin X and SytX, accession number Q9R0N4) Rat: 100% identity (88/88 amino acids identical) Human: 95% identity (84/88 amino acids identical) >75% identity with Synaptotagmin-6, Synaptotagmin-9 and Synaptotagmin-3