L-histidyl-L-alpha-amino acid(out) => L-histidyl-L-alpha-amino acid(in)
l-histidyl-l-alpha-amino acid(out) => l-histidyl-l-alpha-amino acid(in)
L-histidyl-L-alpha-amino acid(out) => L-histidyl-L-alpha-amino acid(in)
l-histidyl-l-alpha-amino acid(out) => l-histidyl-l-alpha-amino acid(in)