Chains and heterogens:
PDB Chain Sequences:
>1mg1A (A:) gklviwingdkgynglaevgkkfekdtgikvtvehpdkleekfpqvaatgdgpdiifwah drfggyaqsgllaeitpdkafqdklypftwdavryngkliaypiavealsliynkdllpn ppktweeipaldkelkakgksalmfnlqepyftwpliaadggyafkyengkydikdvgvd nagakagltflvdliknkhmnadtdysiaeaafnkgetamtingpwawsnidtskvnygv tvlptfkgqpskpfvgvlsaginaaspnkelakeflenylltdegleavnkdkplgaval ksyeeelakdpriaatmenaqkgeimpnipqmsafwyavrtavinaasgrqtvdaalaaa qtnaaamslasgksllhevdkdisqltqaivknhknllkiaqyaaqnrrgldllfweqgg lckalqeqccflnitnshvsilqerpplen