>4gms_N mol:protein length:214 Fab S139/1 light chain
DIVMTQSQKFMSTSVGDRVSVTCKASQNVDTNVAWYQEKPGQSPKTLIYSASNRYSGVPDRFTGSASGTDFTLTITNVQSEDLAEYFCQQYNSYPYTFGGGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC