Chains and heterogens:
PDB Chain Sequences:
>1fo3A (A:) tqgpvhlnyrqkgvidvflhawkgyrkfawghdelkpvsrsfsewfglgltlidaldtmw ilglrkefeearkwvskklhfekdvdvnlfestirilggllsayhlsgdslflrkaedfg nrlmpafrtpskipysdvnigtgvahpprwtsdstvaevtsiqlefrelsrltgdkkfqe avekvtqhihglsgkkdglvpmfinthsglfthlgvftlgaradsyyeyllkqwiqggkq etqlledyveaiegvrthllrhsepskltfvgelahgrfsakmdhlvcflpgtlalgvyh glpashmelaqelmetcyqmnrqmetglspeivhfnlypqpgrrdvevkpadrhnllrpe tveslfylyrvtgdrkyqdwgweilqsfsrftrvpsggyssinnvqdpqkpeprdkmesf flgetlkylfllfsddpnllsldayvfnteahplpiwtpa
>1fo3A (A:) qgpvhlnyrqkgvidvflhawkgyrkfawghdelkpvsrsfsewfglgltlidaldtmwi lglrkefeearkwvskklhfekdvdvnlfestirilggllsayhlsgdslflrkaedfgn rlmpafrtpskipysdvnigtgvahpprsdstvaevtsiqlefrelsrltgdkkfqeave kvtqhihglsgkkdglvpmfinthsglfthlgvftlgaradsyyeyllkqwiqggkqetq lledyveaiegvrthllrhsepskltfvgelahgrfsakmdhlvcflpgtlalgvyhglp ashmelaqelmetcyqmnrqmetglspeivhfnlypqpgrrdvevkpadrhnllrpetve slfylyrvtgdrkyqdwgweilqsfsrftrvpsggyssinnvqdpqkpeprdkmesfflg etlkylfllfsddpnllsldayvfnteahplpiwt