Chains and heterogens:
PDB Chain Sequences:
>4w4qA (A:) mnyqptpedrftfglwtvgwqgrdpfgdatrraldpvesvrrlaelgahgvtfhdddlip fgssdsereehvkrfrqalddtgmkvpmattnlfthpvfkdggftandrdvrryalrkti rnidlavelgaetyvawggregaesggakdvrdaldrmkeafdllgeyvtsqgydirfai epkpneprgdillptvghalafierlerpelygvnpevgheqmaglnfphgiaqalwagk lfhidlngqngikydqdlrfgagdlraafwlvdllesagysgprhfdfkpprtedfdgvw asaagcmrnylilkeraaafradpevqealrasrldelarptaadglqallddrsafeef dvdaaaargmaferldqlamdhllgarg
>4w4qA (A:) nyqptpedrftfglwtvgwqgrdpfgdatrraldpvesvrrlaelgahgvtfhdddlipf gssdsereehvkrfrqalddtgmkvpmattnlfthpvfkdggftandrdvrryalrktir nidlavelgaetyvawggregaesggakdvrdaldrmkeafdllgeyvtsqgydirfaie pkpneprgdillptvghalafierlerpelygvnpevgheqmaglnfphgiaqalwagkl fhidlngqngikydqdlrfgagdlraafwlvdllesagysgprhfdfkpprtedfdgvwa saagcmrnylilkeraaafradpevqealrasrldelarptaadglqallddrsafeefd vdaaaargmaferldqlamdhllgarg