>5zc1_F mol:protein length:136 Cystatin-1MTSTRLAFAWRELFSVFCYLLYTSDILAERHNNHPVMPICGGISAARIPTADEKKKLEPVLLQSLYAHLGSKPTSAEVVLVATQVVAGTNYFAKVKVNNDHYIHTRVYEQLPCYGGALELHSVQMNKTDTDPLDYF