Chains and heterogens:
PDB Chain Sequences:
>6hr4A (A:) gyqdparsvrhiaipahrglitdrngeplavstpvttlwanpkelmtakerwpqlaaalg qdtklfadrieqnaerefiylvrgltpeqgegvialkvpgvysieefrrfypagevvaha vgftdvddrgregielafdewlagvpgkrqvlkdrrgrvikdvqvtknakpgktlalsid lrlqylahrelrnallengakagslvimdvktgeilamtnqptynpnnrrnlqpaamrnr amidvfepgstvkpfsmsaalasgrwkpsdivdvypgtlqigrytirdvsrnsrqldltg ilikssnvgiskiafdigaesiysvmqqvglgqdtglgfpgervgnlpnhrkwpkaetat laygyglsvtaiqlahayaalandgksvplsmtrvdrvpdgvqvispevastvqgmlqqv veaqggvfraqvpgyhaagksgtarkvsvgtkgyrenayrslfagfapatdpriamvvvi depskagyfgglvsapvfskvmagalrlmnvppdnlptateqqqvnaapakggrg
>6hr4A (A:) qdparsvrhiaipahrglitdrngeplavstpvttlwanpkelmtakerwpqlaaalgqd tklfadrieqnaerefiylvrgltpeqgegvialkvpgvysieefrrfypagevvahavg ftdvddrgregielafdewlagvpgkrqvlkdrrgrvikdvqvtknakpgktlalsidlr lqylahrelrnallengakagslvimdvktgeilamtnqptynpnnrrnlqpaamrnram idvfepgstvkpfsmsaalasgrwkpsdivdvypgtlqigrytirdvsrnsrqldltgil ikssnvgiskiafdigaesiysvmqqvglgqdtglgfpgervgnlpnhrkwpkaetatla ygyglsvtaiqlahayaalandgksvplsmtrvdrvpdgvqvispevastvqgmlqqvve aqggvfraqvpgyhaagksgtaayrslfagfapatdpriamvvvidepskagyfgglvsa pvfskvmagalrlmnvppdnlpta