Chains and heterogens:
PDB Chain Sequences:
>4uaxA (A:) mtqmltrpdvdlvngmfyadggareayrwmranepvfrdrnglaaattyqavldaernpe lfsstggirpdqpgmpymidmddpqhllrrklvnagftrkrvmdkvdsigrlcdtlidav cergecdfvrdiaaplpmavigdmlgvlpterdmllkwsddlvcglsshvdeaaiqklmd tfaayteftkdvitkrraeptddlfsvlvnsevegqrmsddeivfetlliliggdettrh tlsggteqllrhrdqwdalvadvdllpgaieemlrwtspvknmcrtltadtvfhgtelra gekimlmfesanfdesvfgdpdnfridrnpnshvafgfgthfclgnqlarlelrlmterv lrrlpdlrladdapvplrpanfvsgpesmpvvftpsapvlahhhhhh
>4uaxA (A:) qmltrpdvdlvngmfyadggareayrwmranepvfrdrnglaaattyqavldaernpelf sstggirpdqpgmpymidmddpqhllrrklvnagftrkrvmdkvdsigrlcdtlidavce rgecdfvrdiaaplpmavigdmlgvlpterdmllkwsddlvcglsshvdeaaiqklmdtf aayteftkdvitkrraeptddlfsvlvnsevegqrmsddeivfetlliliggdettrhtl sggteqllrhrdqwdalvadvdllpgaieemlrwtspvknmcrtltadtvfhgtelrage kimlmfesanfdesvfgdpdnfridrnpnshvafgfgthfclgnqlarlelrlmtervlr rlpdlrladdapvplrpanfvsgpesmpvvftpsapvlahh