>d1dn0b1 b.1.1.1 (B:1-120) Immunoglobulin (variable domains of L and H chains) {Fab Kau cold agglutinin (human) IgM, kappa L chain} evqlqqwgagllkpsetlsltcavyggsfsdyywswirqppgkglewigeinhsgstnyn pslksrvtisvdtsknqfslklssvtaadtavyycarpphdtsghywnywgqgtlvtvss