to establish the extent of homology among such proteins , we have determined the complete variable region ( v ) sequence of the light chains of four monoclonal igm kappa autoantibodies , of which two ( gar and got ) are rheumatoid factors ( rfs ) , the third ( son ) has anti-apo beta lipoprotein specificity , and the fourth ( pie ) binds specifically to intermediate filaments .
C0004358
autoantibodies
C0035448
rheumatoid factors