Chains and heterogens:
PDB Chain Sequences:
>1jfqH (H:) evqlqqsgvelvragssvkmsckasgytftsnginwvkqrpgqglewigynnpgngyity nekfkgkttltvdkssntaymqlrsltsedsavyfcarseyyggsykfdywgqgttltvs sagttppsvyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqs dlytlsssvtvpssprpsetvtcnvahpasstkvdkkivprd
>1jfqH (H:) vqlqqsgvelvragssvkmsckasgytftsnginwvkqrpgqglewigynnpgngyityn ekfkgkttltvdkssntaymqlrsltsedsavyfcarseyyggsykfdywgqgttltvss agttppsvyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsd lytlsssvtvpssprpsetvtcnvahpasstkvdkkivpr
>1jfqL (L:) diqmtqipsslsaslgdrvsiscrasqdinnflnwyqqkpdgtiklliyftsrsqsgvps rfsgsgsgtdysltisnleqediatyfcqqgnalprtfgggtkleikradaaptvsifpp sseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysmsstlt ltkdeyerhnsytceathktstspivksfnrneca