Chains and heterogens:
PDB Chain Sequences:
>1zqx_ (-) irqddtsssinfltrvtgigpsaarklvdegiktledlrknedklnhhqriglkyfedfe kripreemlqmqdivlnevkkldpeyiatvcgsfrrgaessgdmdvllthpnftsesskq pkllhrvveqlqkvrfitdtlskgetkfmgvcqlpsendeneyphrridirlipkdqyyc gvlyftgsdifnknmrahalekgftineytirplgvtgvageplpvdseqdifdyiqwry repkdrse
>1zqx_ (-) ddtsssinfltrvtgigpsaarklvdegiktledlrknedklnhhqriglkyfedfekri preemlqmqdivlnevkkldpeyiatvcgsfrrgaessgdmdvllthpnftsesskqpkl lhrvveqlqkvrfitdtlskgetkfmgvcqlpseneyphrridirlipkdqyycgvlyft gsdifnknmrahalekgftineytirplgvtgvageplpvdseqdifdyiqwryrepkdr se