Chains and heterogens:
PDB Chain Sequences:
>1bpzA (A:) mskrkapqetlnggitdmltelanfeknvsqaihkynayrkaasviakyphkiksgaeak klpgvgtkiaekideflatgklrklekirqddtsssinfltrvsgigpsaarkfvdegik tledlrknedklnhhqriglkyfgdfekripreemlqmqdivlnevkkvdseyiatvcgs frrgaessgdmdvllthpsftsestkqpkllhqvveqlqkvhfitdtlskgetkfmgvcq lpskndekeyphrridirlipkdqyycgvlyftgsdifnknmrahalekgftineytirp lgvtgvageplpvdsekdifdyiqwkyrepkdrse
>1bpzA (A:) kapqetlnggitdmltelanfeknvsqaihkynayrkaasviakyphkiksgaeakklpg vgtkiaekideflatgklrklekirqddtsssinfltrvsgigpsaarkfvdegiktled lrknedklnhhqriglkyfgdfekripreemlqmqdivlnevkkvdseyiatvcgsfrrg aessgdmdvllthpsftsestkqpkllhqvveqlqkvhfitdtlskgetkfmgvcqlpsk ndekeyphrridirlipkdqyycgvlyftgsdifnknmrahalekgftineytirplgvt gvageplpvdsekdifdyiqwkyrepkdrse