Chains and heterogens:
PDB Chain Sequences:
>2cy7A (A:) gphmdaatltydtlrfaefedfpetsepvwilgrkysiftekdeilsdvasrlwftyrkn fpaiggtgptsdtgwgcmlrcgqmifaqalvcrhlgrdwrwtqrkrqpdsyfsvlnafid rkdsyysihqiaqmgvgegksigqwygpntvaqvlkklavfdtwsslavhiamdntvvme eirrlcrtsvpcagatafpadsdrhcngfpagaevtnrpspwrplvlliplrlgltdine ayvetlkhcfmmpqslgviggkpnsahyfigyvgeeliyldphttqpaveptdgcfipde sfhcqhppcrmsiaeldpsiavgffckteddfndwcqqvkklsllggalpmfelveqqps hlacpdvlnlsldssdverlerffdsededfeilsl
>2cy7A (A:) tltydtlrfaefedfpetsepvwilgrkysiftekdeilsdvasrlwftyrknfpaiggt gptsdtgwgcmlrcgqmifaqalvcrhlgrdwrwtqrkrqpdsyfsvlnafidrkdsyys ihqiaqmgvgegksigqwygpntvaqvlkklavfdtwsslavhiamdntvvmeeirrlcr tsvpcspwrplvlliplrlgltdineayvetlkhcfmmpqslgviggkpnsahyfigyvg eeliyldphttqpavegcfipdesfhcqhppcrmsiaeldpsiavgffckteddfndwcq qvkklsllpmfelveqqpdvlnlsldssdverl