Chains and heterogens:
PDB Chain Sequences:
>1os7A (A:) mserlsitplgpyigaqisgadltrplsdnqfeqlyhavlrhqvvflrdqaitpqqqral aqrfgelhihpvyphaegvdeiivldthndnppdndnwhtdvtfietppagailaakelp stggdtlwtsgiaayealsvpfrqllsglraehdfrksfpeykyrkteeehqrwreavak nppllhpvvrthpvsgkqalfvnegfttrivdvsekeseallsflfahitkpefqvrwrw qpndiaiwdnrvtqhyanadylpqrrimhratilgdkpfyrag
>1os7A (A:) serlsitplgpyigaqisgadltrplsdnqfeqlyhavlrhqvvflrdqaitpqqqrala qrfgelhihpvyphaegvdeiivldthndnppdndnwhtdvtfietppagailaakelps tggdtlwtsgiaayealsvpfrqllsglraehdfrksfpeykyrkteeehqrwreavakn ppllhpvvrthpvsgkqalfvnegfttrivdvsekeseallsflfahitkpefqvrwrwq pndiaiwdnrvtqhyanadylpqrrimhratilgdkpfyra
>1os7B (B:) mserlsitplgpyigaqisgadltrplsdnqfeqlyhavlrhqvvflrdqaitpqqqral aqrfgelhihpvyphaegvdeiivldthndnppdndnwhtdvtfietppagailaakelp stggdtlwtsgiaayealsvpfrqllsglraehdfrksfpeykyrkteeehqrwreavak nppllhpvvrthpvsgkqalfvnegfttrivdvsekeseallsflfahitkpefqvrwrw qpndiaiwdnrvtqhyanadylpqrrimhratilgdkpfyrag
>1os7B (B:) erlsitplgpyigaqisgadltrplsdnqfeqlyhavlrhqvvflrdqaitpqqqralaq rfgelhihpvyphaegvdeiivldthndnppdndnwhtdvtfietppagailaakelpst ggdtlwtsgiaayealsvpfrqllsglraehdfrksfpeykyrkteeehqrwreavaknp pllhpvvrthpvsgkqalfvnegfttrivdvsekeseallsflfahitkpefqvrwrwqp ndiaiwdnrvtqhyanadylpqrrimhratilgdkpfyra
>1os7C (C:) mserlsitplgpyigaqisgadltrplsdnqfeqlyhavlrhqvvflrdqaitpqqqral aqrfgelhihpvyphaegvdeiivldthndnppdndnwhtdvtfietppagailaakelp stggdtlwtsgiaayealsvpfrqllsglraehdfrksfpeykyrkteeehqrwreavak nppllhpvvrthpvsgkqalfvnegfttrivdvsekeseallsflfahitkpefqvrwrw qpndiaiwdnrvtqhyanadylpqrrimhratilgdkpfyrag
>1os7C (C:) erlsitplgpyigaqisgadltrplsdnqfeqlyhavlrhqvvflrdqaitpqqqralaq rfgelhihpvyphaegvdeiivldthndnppdndnwhtdvtfietppagailaakelpst ggdtlwtsgiaayealsvpfrqllsglraehdfrksfpeykyrkteeehqrwreavaknp pllhpvvrthpvsgkqalfvnegfttrivdvsekeseallsflfahitkpefqvrwrwqp ndiaiwdnrvtqhyanadylpqrrimhratilgdkpfyra
>1os7D (D:) mserlsitplgpyigaqisgadltrplsdnqfeqlyhavlrhqvvflrdqaitpqqqral aqrfgelhihpvyphaegvdeiivldthndnppdndnwhtdvtfietppagailaakelp stggdtlwtsgiaayealsvpfrqllsglraehdfrksfpeykyrkteeehqrwreavak nppllhpvvrthpvsgkqalfvnegfttrivdvsekeseallsflfahitkpefqvrwrw qpndiaiwdnrvtqhyanadylpqrrimhratilgdkpfyrag
>1os7D (D:) erlsitplgpyigaqisgadltrplsdnqfeqlyhavlrhqvvflrdqaitpqqqralaq rfgelhihpvyphaegvdeiivldthndnppdndnwhtdvtfietppagailaakelpst ggdtlwtsgiaayealsvpfrqllsglraehdfrksfpeykyrkteeehqrwreavaknp pllhpvvrthpvsgkqalfvnegfttrivdvsekeseallsflfahitkpefqvrwrwqp ndiaiwdnrvtqhyanadylpqrrimhratilgdkpfyra