Chains and heterogens:
PDB Chain Sequences:
>4rr1A (A:) mtpasynlavrraapavvnvynrglntnshnqleirtlgsgvimdqrgyiitnkhvinda dqiivalqdgrvfeallvgsdsltdlavlkinatgglptipinarrvphigdvvlaignp ynlgqtitqgiisatgriglnptgrqnflqtdasinhgnsggalvnslgelmgintlsfd ksndgetpegigfaipfqlatkimdklirdgrvirgyigiggreiaplhaqgggidqlqg ivvnevspdgpaanagiqvndliisvdnkpaisaletmdqvaeirpgsvipvvvmrddkq ltlqvtiqeypatnhhhhhh
>4rr1A (A:) mtpasynlavrraapavvnvynrglntnshnqleirtlgsgvimdqrgyiitnkhvinda dqiivalqdgrvfeallvgsdsltdlavlkinatgglptipinarrvphigdvvlaignn lgqtitqgiisatgriglnptgrqnflqtdasinhgnsggalvnslgelmgintlspegi gfaipfqlatkimdklirdgrvirgyigiggreigivvnevspdgpaanagiqvndliis vdnkpaisaletmdqvaeirpgsvipvvvmqltlqvtiqeyp
>4rr1B (B:) mtpasynlavrraapavvnvynrglntnshnqleirtlgsgvimdqrgyiitnkhvinda dqiivalqdgrvfeallvgsdsltdlavlkinatgglptipinarrvphigdvvlaignp ynlgqtitqgiisatgriglnptgrqnflqtdasinhgnsggalvnslgelmgintlsfd ksndgetpegigfaipfqlatkimdklirdgrvirgyigiggreiaplhaqgggidqlqg ivvnevspdgpaanagiqvndliisvdnkpaisaletmdqvaeirpgsvipvvvmrddkq ltlqvtiqeypatnhhhhhh
>4rr1B (B:) mtpasynlavrraapavvnvynrgeirtlgsgvimdqrgyiitnkhvindadqiivalqd grvfeallvgsdsltdlavlkinatgglptipinarrvphigdvvlaignnlgqtitqgi isatgriglnptgrqnflqtdasinhgnsggalvnslgelmgintlegigfaipfqlatk imdklirdgrvirgyigigggivvnevspdgpaanagiqvndliisvdnkpaisaletmd qvaeirpgsvipvvvmqltlqvtiqeypatnhhhhhh
>4rr1C (C:) mtpasynlavrraapavvnvynrglntnshnqleirtlgsgvimdqrgyiitnkhvinda dqiivalqdgrvfeallvgsdsltdlavlkinatgglptipinarrvphigdvvlaignp ynlgqtitqgiisatgriglnptgrqnflqtdasinhgnsggalvnslgelmgintlsfd ksndgetpegigfaipfqlatkimdklirdgrvirgyigiggreiaplhaqgggidqlqg ivvnevspdgpaanagiqvndliisvdnkpaisaletmdqvaeirpgsvipvvvmrddkq ltlqvtiqeypatnhhhhhh
>4rr1C (C:) mtpasynlavrraapavvnvynrgleirtlgsgvimdqrgyiitnkhvindadqiivalq dgrvfeallvgsdsltdlavlkinatgglptipinarrvphigdvvlaignlgqtitqgi isatgriglnptgrqnflqtdasinhgnsggalvnslgelmgintlpegigfaipfqlat kimdklirdgrvirgyigigggivvnevspdgpaanagiqvndliisvdnkpaisaletm dqvaeirpgsvipvvvtlqvtiqeypat