Chains and heterogens:
PDB Chain Sequences:
>1zqdA (A:) etlnggitdmltelanfeknvsqaihkynayrkaasviakyphkiksgaeakklpgvgtk iaekideflatgklrklekirqddtsssinfltrvsgigpsaarkfvdegiktledlrkn edklnhhqriglkyfgdfekripreemlqmqdivlnevkkvdseyiatvcgsfrrgaess gdmdvllthpsftsestkqpkllhqvveqlqkvhfitdtlskgetkfmgvcqlpskndek eyphrridirlipkdqyycgvlyftgsdifnknmrahalekgftineytirplgvtgvag eplpvdsekdifdyiqwkyrepkdrse