preferred_name: Initial activation of proMMP13 by MMP3 (Canis familiaris)
preferred_name_lc: initial activation of prommp13 by mmp3 (canis familiaris)
label: Initial activation of proMMP13 by MMP3 (Canis familiaris)
label_lc: initial activation of prommp13 by mmp3 (canis familiaris)