Chains and heterogens:
PDB Chain Sequences:
>3fhtA (A:) snlvdntnqvevlqrdpnsplysvksfeelrlkpqllqgvyamgfnrpskiqenalplml aeppqnliaqsqsgtgktaafvlamlsqvepankypqclclsptyelalqtgkvieqmgk fypelklayavrgnklergqkiseqivigtpgtvldwcsklkfidpkkikvfvldeadvm iatqghqdqsiriqrmlprncqmllfsatfedsvwkfaqkvvpdpnviklkreeetldti kqyyvlcssrdekfqalcnlygaitiaqamifchtrktaswlaaelskeghqvallsgem mveqraavierfregkekvlvttnvcargidveqvsvvinfdlpvdkdgnpdnetylhri grtgrfgkrglavnmvdskhsmnilnriqehfnkkierldtddldeiekian
>3fhtA (A:) nqvevlqrdpnsplysvksfeelrlkpqllqgvyamgfnrpskiqenalplmlaeppqnl iaqsqsgtgktaafvlamlsqvepankypqclclsptyelalqtgkvieqmgkfypelkl ayavrgnklergqkiseqivigtpgtvldwcsklkfidpkkikvfvldeadvmiatqghq dqsiriqrmlprncqmllfsatfedsvwkfaqkvvpdpnviklkreeetldtikqyyvlc ssrdekfqalcnlygaitiaqamifchtrktaswlaaelskeghqvallsgemmveqraa vierfregkekvlvttnvcargidveqvsvvinfdlpvdkdgnpdnetylhrigrtgrfg krglavnmvdskhsmnilnriqehfnkkierl
>3fhtB (B:) snlvdntnqvevlqrdpnsplysvksfeelrlkpqllqgvyamgfnrpskiqenalplml aeppqnliaqsqsgtgktaafvlamlsqvepankypqclclsptyelalqtgkvieqmgk fypelklayavrgnklergqkiseqivigtpgtvldwcsklkfidpkkikvfvldeadvm iatqghqdqsiriqrmlprncqmllfsatfedsvwkfaqkvvpdpnviklkreeetldti kqyyvlcssrdekfqalcnlygaitiaqamifchtrktaswlaaelskeghqvallsgem mveqraavierfregkekvlvttnvcargidveqvsvvinfdlpvdkdgnpdnetylhri grtgrfgkrglavnmvdskhsmnilnriqehfnkkierldtddldeiekian
>3fhtB (B:) nqvevlqrdpnsplysvksfeelrlkpqllqgvyamgfnrpskiqenalplmlaeppqnl iaqsqsgtgktaafvlamlsqvepankypqclclsptyelalqtgkvieqmgkfypelkl ayavrgnkiseqivigtpgtvldwcsklkfidpkkikvfvldeadvmiatqghqdqsiri qrmlprncqmllfsatfedsvwkfaqkvvpdpnviklkreeetldtikqyyvlcssrdek fqalcnlygaitiaqamifchtrktaswlaaelskeghqvallsgemmveqraavierfr egkekvlvttnvcargidveqvsvvinfdlpvdkdgnpdnetylhrigrtgrfgkrglav nmvdskhsmnilnriqehfnkkierld