Chains and heterogens:
PDB Chain Sequences:
>4n22A (A:) mghhhhhhhhhhssghiegrhmlrertvrlqygsrveavyvlgtylwtdvysaapagaqt fslkhsehvwvevvrdgeaeevatngkqrwllspsttlrvtmsqasteassdkvtvnyyd eegsipidqaglfltaieisldvdadrdgvveknnpkkaswtwgpegqgaillvncdret pwlpkedcrdekvyskedlkdmsqmilrtkgpdrlpagyeivlyismsdsdkvgvfyven pffgqryihilgrrklyhvvkytggsaellffveglcfpdegfsglvsihvslleymaqd ipltpiftdtvifriapwimtpnilppvsvfvccmkdnylflkevknlvektncelkvcf qylnrgdrwiqdeiefgyieaphkgfpvvldsprdgnlkdfpvkellgpdfgyvtreplf esvtsldsfgnlevsppvtvngktyplgriligssfplsggrrmtkvvrdflkaqqvqap velysdwltvghvdefmsfvpipgtkkflllmastsacyklfrekqkdghgeaimfkglg gmsskritinkilsneslvqenlyfqrcldwnrdilkkelglteqdiidlpalfkmdedh raraffpnmvnmivldkdlgipkpfgpqveeecclemhvrglleplglectfiddisayh kflgevhcgtnvrrkpftfkwwhmvpsrrs
>4n22A (A:) rertvrlqygsrveavyvlgtylwtdvysaapagaqtfslkhsehvwvevvrdgeaeeva tngkqrwllspsttlrvtmsqasteassdkvtvnyydeegsipidqaglfltaieisldv dadrdgvveknnpkkaswtwgpegqgaillvncdrvyskedlkdmsqmilrtkgpdrlpa gyeivlyismsdsdkvgvfyvenpffgqryihilgrrklyhvvkytggsaellffveglc fpdegfsglvsihvslleymaqdipltpiftdtvifriapwimtpnilppvsvfvccmkd nylflkevknlvektncelkvcfqylnrgdrwiqdeiefgyieaphkgfpvvldsprdgn lellgpdfgyvtresvtsldsfgnlevsppvtvngktyplgriligssfplsggrrmtkv vrdflkaqqvqapvelysdwltvghvdefmsfvpipgtkkflllmastsacyklfrekqk dghgeaimfkglggmsskritinkilsneslvqenlyfqrcldwnrdilkkelglteqdi idlpalfkmdedhraraffpnmvnmivldkdlgipkpfgpqveeecclemhvrglleplg lectfiddisayhkflgevhcgtnvrrkpftfkwwhmvpsrr