Chains and heterogens:
PDB Chain Sequences:
>2yqsA (A:) mtvksqqqiidsfkqanqdqlfqyydsltidqqqefidqlstieepaklistveqaiqfs qtnstsrnftqlpneqtastldlskdilqnwtelglkaigngevavllmaggqgtrlgss apkgcfnielpsqkslfqiqaekilkieqlaqqylkstkkpiinwyimtsgptrnatesf fiennyfglnshqviffnqgtlpcfnlqgnkillelknsicqspdgngglykalkdngil ddlnskgikhihmycvdnclvkvadpifigfaiakkfdlatkvvrkrdanesvglivldq dnqkpcvieyseisqelankkdpqdssklflraanivnhyysveflnkmipkwissqkyl pfhiakkkipslnlengefykptepngikleqfifdvfpsvelnkfgclevdrldefspl knadgakndtpttcrnhylersskwviqnggvidnqglvevdsktsyggeglefvngkhf kngdii
>2yqsA (A:) vksqqqiidsfkqanqdqlfqyydsltidqqqefidqlstieepaklistveqaiqfsnf tqlpneqtastldlskdilqnwtelglkaigngevavllmaggqgtrlgssapkgcfnie lpsqkslfqiqaekilkieqlaqqylkstkkpiinwyimtsgptrnatesffiennyfgl nshqviffnqgtlpcfnlqgnkillelknsicqspdgngglykalkdngilddlnskgik hihmycvdnclvkvadpifigfaiakkfdlatkvvrkrdanesvglivldqdnqkpcvie yseisqelankkdpqdssklflraanivnhyysveflnkmipkwissqkylpfhiakkki pslngefykptepngikleqfifdvfpsvelnkfgclevdrldefsplknadgakndtpt tcrnhylersskwviqnggvidnqglvevdsktsyggeglefvngkhfkngdii