Chains and heterogens:
PDB Chain Sequences:
>2by2A (A:) mtqtqpvtptppasfqtqhdprtrlgatplpggagtrfrlwtstartvavrvngtehvmt slgggiyelelpvgpgarylfvldgvptpdpyarflpdgvhgeaevvdfgtfdwtdadwh gikladcvfyevhvgtftpegtyraaaeklpylkelgvtaiqvmplaafdgqrgwgydga afyapyapygrpedlmalvdaahrlglgvfldvvynhfgpsgnylssyapsyftdrfssa wgmgldyaephmrryvtgnarmwlrdyhfdglrldatpymtddsethiltelaqeihelg gthlllaedhrnlpdlvtvnhldgiwtddfhhetrvtltgeqegyyagyrggaealayti rrgwryegqfwavkgeeherghpsdaleapnfvyciqnhdqignrplgerlhqsdgvtlh eyrgaaallltlpmtpllfqgqewaastpfqffsdhagelgqavsegrkkefggfsgfsg edvpdpqaeqtflnsklnwaereggehartlrlyrdllrlrredpvlhnrqrenlttghd gdvlwvrtvtgagervllwnlgqdtravaevklpftvprrlllhtegredltlgageavl vg
>2by2A (A:) sfqtqhdprtrlgatplpggagtrfrlwtstartvavrvngtehvmtslgggiyelelpv gpgarylfvldgvptpdpyarflpdgvhgeaevvdfgtfdwtdadwhgikladcvfyevh vgtftpegtyraaaeklpylkelgvtaiqvmplaafdgqrgwgydgaafyapyapygrpe dlmalvdaahrlglgvfldvvynhfgpsgnylssyapsyftdrfssawgmgldyaephmr ryvtgnarmwlrdyhfdglrldatpymtddsethiltelaqeihelggthlllaedhrnl pdlvtvnhldgiwtddfhhetrvtltgeqegyyagyrggaealaytirrgwryegqfwav kgeeherghpsdaleapnfvyciqnhdqignrplgerlhqsdgvtlheyrgaaallltlp mtpllfqgqewaastpfqffsdhagelgqavsegrkkefdvpdpqaeqtflnsklnwaer eggehartlrlyrdllrlrredpvlhnrqrenlttghdgdvlwvrtvtgagervllwnlg qdtravaevklpftvprrlllhtegredltlgageavlvg