Chains and heterogens:
PDB Chain Sequences:
>7c7fA (A:) gsmdskhqcvklndghfmpvlgfgtyappevprskalevtklaieagfrhidsahlynne eqvglairskiadgsvkredifytsklwstfhrpelvrpalenslkkaqldyvdlylihs pmslkpgeelsptdengkvifdivdlcttweamekckdaglaksigvsnfnrrqlemiln kpglkykpvcnqvechpyfnrsklldfckskdivlvaysalgsqrdkrwvdpnspvlled pvlcalakkhkrtpalialryqlqrgvvvlaksyneqrirqnvqvfefqltaedmkaidg ldrnlhyfnsdsfashpnypysdey
>7c7fA (A:) hqcvklndghfmpvlgfgtyappevprskalevtklaieagfrhidsahlynneeqvgla irskiadgsvkredifytsklwstfhrpelvrpalenslkkaqldyvdlylihspmslkp geelsptdengkvifdivdlcttweamekckdaglaksigvsnfnrrqlemilnkpglky kpvcnqvechpyfnrsklldfckskdivlvaysalgsqrdkrwvdpnspvlledpvlcal akkhkrtpalialryqlqrgvvvlaksyneqrirqnvqvfefqltaedmkaidgldrnlh yfnsdsfashpnypysdey
>7c7fB (B:) gsmdskhqcvklndghfmpvlgfgtyappevprskalevtklaieagfrhidsahlynne eqvglairskiadgsvkredifytsklwstfhrpelvrpalenslkkaqldyvdlylihs pmslkpgeelsptdengkvifdivdlcttweamekckdaglaksigvsnfnrrqlemiln kpglkykpvcnqvechpyfnrsklldfckskdivlvaysalgsqrdkrwvdpnspvlled pvlcalakkhkrtpalialryqlqrgvvvlaksyneqrirqnvqvfefqltaedmkaidg ldrnlhyfnsdsfashpnypysdey
>7c7fB (B:) hqcvklndghfmpvlgfgtyappevprskalevtklaieagfrhidsahlynneeqvgla irskiadgsvkredifytsklwstfhrpelvrpalenslkkaqldyvdlylihspmslkp geelsptdengkvifdivdlcttweamekckdaglaksigvsnfnrrqlemilnkpglky kpvcnqvechpyfnrsklldfckskdivlvaysalgsqrdkrwvdpnspvlledpvlcal akkhkrtpalialryqlqrgvvvlaksyneqrirqnvqvfefqltaedmkaidgldrnlh yfnsdsfashpnypysdey