UniProt database (https://www.uniprot.org/) is where you can find the sequence of a specific gene. Please use the UniProt database to find the amino acid sequence of the gene KMT2A_HUMAN and the gene KMT2A_MOUSE. Write down the first 50 amino acids of KMT2A_HUMAN (5 points) and the first 50 amino acids of KMT2A_MOUSE (5 points) here.