Chains and heterogens:
PDB Chain Sequences:
>1ksnA (A:) ivggqeckdgecpwqallineenegfcggtilsefyiltaahclyqakrfkvrvgdrnte qeeggeavhevevvikhnrftketydfdiavlrlktpitfrmnvapaclperdwaestlm tqktgivsgfgrthekgrqstrlkmlevpyvdrnscklsssfiitqnmfcagydtkqeda cqgdsggphvtrfkdtyfvtgivswgegcarkgkygiytkvtaflkwidrsmktrglpka kshapevitssplk
>1ksnA (A:) ivggqeckdgecpwqallineenegfcggtilsefyiltaahclyqakrfkvrvgdrnte qeeggeavhevevvikhnrftketydfdiavlrlktpitfrmnvapaclperdwaestlm tqktgivsgfgrthekgrqstrlkmlevpyvdrnscklsssfiitqnmfcagydtkqeda cqgdsggphvtrfkdtyfvtgivswgegcarkgkygiytkvtaflkwidrsmkt
>1ksnB (B:) eemkkghlerecmeetcsyeearevfedsdktnefwnkykdgdqcetspcqnqgkckdgl geytctclegfegkncelftrklcsldngdcdqfcheeqnsvvcscargytladngkaci ptgpypcgkqtler
>1ksnB (B:) klcsldngdcdqfcheeqnsvvcscargytladngkaciptgpypcgkqtle