Chains and heterogens:
PDB Chain Sequences:
>3krbA (A:) mahhhhhhmgtleaqtqgpgsmqypprlgfgtwqappeavqtavetalmtgyrhidcayv yqneeaigrafgkifkdassgikredvwitsklwnynhrpelvreqckktmsdlqvdyld lflvhwplafvrndvgdlfpkdaegramlekvpladtwrameqlveeglvkhigvsnytv plladllnyakikplvnqieihpwhpndatvkfcldngigvtayspmggsyadprdpsgt qknvilecktlkaiadakgtsphcvalawhvkkwntsmysvipksqtparieanfkctev qlsdddmdainnihlnkrirfcdpaifwkvplfd
>3krbA (A:) smqypprlgfgtwqappeavqtavetalmtgyrhidcayvyqneeaigrafgkifkdass gikredvwitsklwnynhrpelvreqckktmsdlqvdyldlflvhwplafvrndvgdlfp kdaegramlekvpladtwrameqlveeglvkhigvsnytvplladllnyakikplvnqie ihpwhpndatvkfcldngigvtayspmggsyatqknvilecktlkaiadakgtsphcval awhvkkwntsmysvipksqtparieanfkctevqlsdddmdainnihlnkrirfcdpaif wkvplfd
>3krbB (B:) mahhhhhhmgtleaqtqgpgsmqypprlgfgtwqappeavqtavetalmtgyrhidcayv yqneeaigrafgkifkdassgikredvwitsklwnynhrpelvreqckktmsdlqvdyld lflvhwplafvrndvgdlfpkdaegramlekvpladtwrameqlveeglvkhigvsnytv plladllnyakikplvnqieihpwhpndatvkfcldngigvtayspmggsyadprdpsgt qknvilecktlkaiadakgtsphcvalawhvkkwntsmysvipksqtparieanfkctev qlsdddmdainnihlnkrirfcdpaifwkvplfd
>3krbB (B:) smqypprlgfgtwqappeavqtavetalmtgyrhidcayvyqneeaigrafgkifkdass gikredvwitsklwnynhrpelvreqckktmsdlqvdyldlflvhwplafvrndvgdlfp kdaegramlekvpladtwrameqlveeglvkhigvsnytvplladllnyakikplvnqie ihpwhpndatvkfcldngigvtayspmggsyatqknvilecktlkaiadakgtsphcval awhvkkwntsmysvipksqtparieanfkctevqlsdddmdainnihlnkrirfcdpaif wkvplfd