Chains and heterogens:
PDB Chain Sequences:
>2at1A (A:) anplyqkhiisindlsrddlnlvlataaklkanpqpellkhkviascffeastrtrlsfq tsmhrlgasvvgfsdsantslgkkgetladtisvistyvdaivmrhpqegaarlatefsg nvpvlnagdgsnqhptqtlldlftiqqtegrldnlhvamvgdlkygrtvhsltqalakfd gnrfyfiapdalampeyildmldekgiawslhssieevmaevdilymtrvqkerldpsey anvkaqfvlrasdlhnakanmkvlhplprvdeiatdvdktphawyfqqagngifarqall alvlnrdlvl
>2at1B (B:) gveaikrgtvidhipaqigfkllslfkltetdqritiglnlpsgemgrkdlikientfls edqvdqlalyapqatvnridnyevvgksrpslperinnvlvcpnsncishaepvsssfav rkrandialkckycekefshnvvlan
>2at1B (B:) gveaikrgtvidhipaqigfkllslfkltetdqritiglnlpsgemgrkdlikientfls edqvdqlalyapqatvnridnyevvgksrpslperidnvlvcpnsncishaepvsssfav rkrandialkckycekefshnvvlan
>2at1C (C:) anplyqkhiisindlsrddlnlvlataaklkanpqpellkhkviascffeastrtrlsfq tsmhrlgasvvgfsdsantslgkkgetladtisvistyvdaivmrhpqegaarlatefsg nvpvlnagdgsnqhptqtlldlftiqqtegrldnlhvamvgdlkygrtvhsltqalakfd gnrfyfiapdalampeyildmldekgiawslhssieevmaevdilymtrvqkerldpsey anvkaqfvlrasdlhnakanmkvlhplprvdeiatdvdktphawyfqqagngifarqall alvlnrdlvl
>2at1D (D:) gveaikrgtvidhipaqigfkllslfkltetdqritiglnlpsgemgrkdlikientfls edqvdqlalyapqatvnridnyevvgksrpslperinnvlvcpnsncishaepvsssfav rkrandialkckycekefshnvvlan
>2at1D (D:) gveaikrgtvidhipaqigfkllslfkltetdqritiglnlpsgemgrkdlikientfls edqvdqlalyapqatvnridnyevvgksrpslperidnvlvcpnsncishaepvsssfav rkrandialkckycekefshnvvlan