>PTB-sup:A TRGWLHPNDKVMGP---------------------GVSYLVRYMGCVEVLQSMRALDFNT RTQ----------------VTREAISLVCEAVPGAKGATRRRKPCSRPLSSILGRSNLKF AG--------MPITLTVSTSSLNLMAA--DCKQIIANH------HMQSISFASGGDPDTA ---------EYVAYVAKDPVNQ----------RACHILECPEGLAQD------------- -VISTIGQAFELRFKQYLR------------------ >PTB-sup:B --------------SKPHQWQADEEAVRSA-----TCSFSVKYLGCVEVF---------- ---ESRGMQ----------VCEEALKVLRQ------------------------------ --SRRRP---VRGLLHVSGDGLRVVD-D-ETKGL----IVDQ--TIEKVSFCA------- PDRNHE---RGFSYIC------RDGTTRR---WMCHGFL--------ACKDSGER----- -LSHAVGCAFAVC------LERKQRRTRAAA------ >PTB-sup:C ------------------------------EDLIDGIIFAANYLGSTQLL---------- ---------SDKTPSKNVRQAQEAVSRIKA------------------------------ -------QKLTEVDLFILTQRIKVLN--ADTQET--------DHPLRTISYIA------- ------DIGNIVVLAR-------------RRYKICHVFE----------------SEDAQ LIAQSIGQAFSVA------------------YQEFLR