Chains and heterogens:
PDB Chain Sequences:
>4txtA (A:) ptpsstpsvlgeygqrfmwlwnkihdpangyfnqdgipyhsvetliceapdyghlttsea fsyyvwleavygkltgdwskfktawdtlekymipsaedqpmrsydpnkpatyagewetpd kypsplefnvpvgkdplhnelvstygstlmygmhwlmdvdnwygygkrgdgvsrasfint fqrgpeesvwetvphpsweefkwggpngfldlfikdqnyskqwrytdapdadaraiqaty wakvwakeqgkfneissyvakaakmgdylryamfdkyfkplgcqdknaaggtgydsahyl lswyyawggaldgawswkigsshvhfgyqnpmaawalandsdmkpkspngasdwakslkr qiefyrwlqsaegaiaggatnswngryekypagtatfygmayepnpvyhdpgsntwfgfq awsmqrvaeyyyvtgdkdagallekwvswvksvvklnsdgtfaipstldwsgqpdtwnga ytgnsnlhvkvvdygtdlgitaslanallyysagtkkygvfdegaknlakelldrmwkly rdekglsapekradykrffeqevyipagwigkmpngdviksgvkfidirskykqdpdwpk leaayksgqapefryhrfwaqcdiaianatyeilfgnqsssvdklaaalehhhhhh
>4txtA (A:) lgeygqrfmwlwnkihdpangyfnqdgipyhsvetliceapdyghlttseafsyyvwlea vygkltgdwskfktawdtlekymipsaedqpmrsydpnkpatyagewetpdkypsplefn vpvgkdplhnelvstygstlmygmhwlmdvdnwygygkrgdgvsrasfintfqrgpeesv wetvphpsweefkwggpngfldlfikdqnyskqwrytdapdadaraiqatywakvwakeq gkfneissyvakaakmgdylryamfdkyfkplgcqdknaaggtgydsahyllswyyawgg aldgawswkigsshvhfgyqnpmaawalandsdmkpkspngasdwakslkrqiefyrwlq saegaiaggatnswngryekypagtatfygmayepnpvyhdpgsntwfgfqawsmqrvae yyyvtgdkdagallekwvswvksvvklnsdgtfaipstldwsgqpdtwngaytgnsnlhv kvvdygtdlgitaslanallyysagtkkygvfdegaknlakelldrmwklyrdekglsap ekradykrffeqevyipagwigkmpngdviksgvkfidirskykqdpdwpkleaayksgq apefryhrfwaqcdiaianatyeilfg