>2a50_B   168   2     
# si pdb  2a50_B      99.40   167     1.30  SCOP 2a50_B
# si pdb  2a50_D      99.40   167     1.30  SCOP 2a50_D
XSKTFIKYVSGIPDYFKQSFPEGFTWERTTTYEDGGFLTAHQDTSLDGDC  
LVYKVKILGNNFPADGPVMQNKAGRWEPATEIVYEVDGVLRGQSLMALKC  
PGGRHLTCHLHTTYRSKKPASALKMPGFHFEDHRIEIMEEVEKGKCYKQY  
EAAVGRYCDAAPSKLGHN