Chains and heterogens:
PDB Chain Sequences:
>4l8tA (A:) mhhhhhhssgvdlgtenlyfqsmdleeeldmkdrvikklqdqvktlsktigkandvhsss gpkeylgmlqykredeakliqnlildlkprgvvvnmipglpahilfmcvryadslndanm lkslmnstingikqvvkehledfemlsfwlsntchflnclkqysgeeefmkhnspqqnkn clnnfdlseyrqilsdvairiyhqfiiimekniqpiivpgmleyeslqgisglkptgfrk rsssiddtdgytmtsvlqqlsyfyttmcqngldpelvrqavkqlffligavtlnslflrk dmcscrkgmqircnisyleewlkdknlqnslaketleplsqaawllqvkkttdsdakeiy erctslsavqiikilnsytpiddfekrvtpsfvrkvqallnsredssqlmldtkylfqvt fpftpsphalemiqipssfklgflnrl
>4l8tA (A:) eylgmlqykredeakliqnlildlkprgvvvnmipglpahilfmcvryadslndanmlks lmnstingikqvvkehledfemlsfwlsntchflnclkqysgeeefmkhnspqqnkncln nfdlseyrqilsdvairiyhqfiiimekniqpiivpgmleyeslqgytmtsvlqqlsyfy ttmcqngldpelvrqavkqlffligavtlnslflrkdmcscrkgmqircnisyleewlkd knlqnslaketleplsqaawllqvkkttdsdakeiyerctslsavqiikilnsytpiddf ekrvtpsfvrkvqallnsredssqlmldtkylfqvtfpftpsphalemiqipssfklgfl nrl