Chains and heterogens:
PDB Chain Sequences:
>4tn2A (A:) asytwtgalitpcaaeesklpinalsnsllrhhnmvyattsrsaglrqkkvtfdrlqvld dhyrdvlkemkakastvkakllsveeackltpphsakskfgygakdvrnlsskavnhihs vwkdlledtvtpidttimaknevfcvqpekggrkparlivfpdlgvrvcekmalydvvst lpqvvmgssygfqyspgqrveflvntwkskknpmgfsydtrcfdstvtendirveesiyq ccdlapearqaikslterlyiggpltnskgqncgyrrcrasgvlttscgntltcylkasa acraaklqdctmlvngddlvvicesagvqedaaslrafteamtrysappgdppqpeydle litscssnvsvahdasgkrvyyltrdpttplaraawetarhtpvnswlgniimyaptlwa rmilmthffsillaqeqlekaldcqiygacysiepldlpqiierlhglsafslhsyspge inrvasclrklgvpplrvwrhrarsvrarllsqggraatcgkylfnwavktklklfqgpa asqldlsgwfvagysggdiyhslsrarprlehhhhhh
>4tn2A (A:) asytwtgalitpcaaeesklpinalsnsllrhhnmvyattsrsaglrqkkvtfdrlqvld dhyrdvlkemkakastvkakllsveeackltpphsakskfgygakdvrnlsskavnhihs vwkdlledtvtpidttimaknevfcvqrkparlivfpdlgvrvcekmalydvvstlpqvv mgssygfqyspgqrveflvntwkskknpmgfsydtrcfdstvtendirveesiyqccdla pearqaikslterlyiggpltnskgqncgyrrcrasgvlttscgntltcylkasaacraa klqdctmlvngddlvvicesagvqedaaslrafteamtrysappgdppqpeydlelitsc ssnvsvahdasgkrvyyltrdpttplaraawetarhtpvnswlgniimyaptlwarmilm thffsillaqeqlekaldcqiygacysiepldlpqiierlhglsafslhsyspgeinrva sclrklgvpplrvwrhrarsvrarllsqggraatcgkylfnwavktklklfqgpaasqld lsgwfvagysggdiyhslsra