Chains and heterogens:
PDB Chain Sequences:
>1ksfX (X:) mlnqelelslnmafararehrhefmtvehlllallsnpsarealeacsvdlvalrqelea fieqttpvlpaseeerdtqptlsfqrvlqravfhvqssgrnevtganvlvaifseqesqa ayllrkhevsrldvvnfishgtrkdeptqssdpgsqpnseeqaggeerlenfttnlnqla rvggidpligrekeleraiqvlcrrrknnpllvgesgvgktaiaeglawrivqgdvpevm adctiysldigsllagtkyrgdfekrfkallkqleqdtnsilfideihtiigagaasggq vdaanlikpllssgkirvigsttyqefsnifekdralarrfqkiditepsieetvqiing lkpkyeahhdvrytakavraavelavkyindrhlpdkaidvideagararlmpvskrkkt vnvadiesvvariaripeksvsqsdrdtlknlgdrlkmlvfgqdkaiealteaikmarag lghehkpvgsflfagptgvgktevtvqlskalgiellrfdmseymerhtvsrligappgy vgfdqgglltdavikhphavllldeiekahpdvfnillqvmdngtltdnngrkadfrnvv lvmttnagvreterksiglihqdnstdameeikkiftpefrnrldniiwfdhlstdvihq vvdkfivelqvqldqkgvslevsqearnwlaekgydramgarpmarviqdnlkkplanel lfgslvdggqvtvaldkekneltygfqsaqkhkaeaah
>1ksfX (X:) mlnqelelslnmafararehrhefmtvehlllallsnpsarealeacsvdlvalrqelea fieqttpvlpaseeerdtqptlsfqrvlqravfhvqssgrnevtganvlvaifseqesqa ayllrkhevsrldvvnfishgtrlenfttnlnqlarvggidpligrekeleraiqvlcrr rknnpllvgesgvgktaiaeglawrivqgdvpevmadctiysldigagtkyrgdfekrfk allkqleqdtnsilfideihtiigagaasggqvdaanlikpllssgkirvigsttyqefs nifekdralarrfqkiditepsieetvqiinglkpkyeahhdvrytakavraavelavky indrhlpdkaidvideagararlmpvskrkktvnvadiesvvariaripeksvsqsdrdt lknlgdrlkmlvfgqdkaiealteaikmaraglghehkpvgsflfagptgvgktevtvql skalgiellrfdmseymerhtvsrligappgyvgfdqgglltdavikhphavllldeiek ahpdvfnillqvmdngtltdnngrkadfrnvvlvmttnagvrnstdameeikkiftpefr nrldniiwfdhlstdvihqvvdkfivelqvqldqkgvslevsqearnwlaekgydramga rpmarviqdnlkkplanellfgslvdggqvtvaldkekneltygfqsaqkhkae