Chains and heterogens:
PDB Chain Sequences:
>1yagA (A:) mdsevaalvidngsgmckagfagddapravfpsivgrprhqgimvgmgqkdsyvgdeaqs krgiltlrypiehgivtnwddmekiwhhtfynelrvapeehpvllteapmnpksnrekmt qimfetfnvpafyvsiqavlslyssgrttgivldsgdgvthvvpiyagfslphailridl agrdltdylmkilsergysfsttaereivrdikeklcyvaldfeqemqtaaqsssieksy elpdgqvitignerfrapealfhpsvlglesagidqttynsimkcdvdvrkelygnivms ggttmfpgiaermqkeitalapssmkvkiiapperkysvwiggsilaslttfqqmwiskq eydesgpsivhhkcf
>1yagA (A:) evaalvidngsgmckagfagddapravfpsivgrprhqgimvgmgqkdsyvgdeaqskrg iltlrypiehgivtnwddmekiwhhtfynelrvapeehpvllteapmnpksnrekmtqim fetfnvpafyvsiqavlslyssgrttgivldsgdgvthvvpiyagfslphailridlagr dltdylmkilsergysfsttaereivrdikeklcyvaldfeqemqtaaqsssieksyelp dgqvitignerfrapealfhpsvlglesagidqttynsimkcdvdvrkelygnivmsggt tmfpgiaermqkeitalapssmkvkiiapperkysvwiggsilaslttfqqmwiskqeyd esgpsivhhkcf
>1yagG (G:) mvvehpeflkagkepglqiwrvekfdlvpvptnlygdfftgdayvilktvqlrngnlqyd lhywlgnecsqdesgaaaiftvqlddylngravqhrevqgfesatflgyfksglkykkgg vasgf