OXT GI:4505537 oxytocin-neurophysin I preproprotein 1 magpslaccl lgllaltsac yiqncplggk raapdldvrk clpcgpggkg 50 51 rcfgpnicca eelgcfvgta ealrcqeeny lpspcqsgqk acgsggrcav 100 101 lglccspdgc hadpacdaea tfsqr