Chains and heterogens:
PDB Chain Sequences:
>1ttqA (A:) meryenlfaqlndrregafvpfvtlgdpgieqslkiidtlidagadalelgvpfsdplad gptiqnanlrafaagvtpaqcfemlalirekhptipigllmyanlvfnngidafyarceq vgvdsvlvadvpveesapfrqaalrhniapificppnadddllrqvasygrgytyllsrs gvtgaenrgalplhhlieklkeyhaapalqgfgisspeqvsaavragaagaisgsaivki ieknlaspkqmlaelrsfvsamkaasra
>1ttqA (A:) meryenlfaqlndrregafvpfvtlgdpgieqslkiidtlidagadalelgvpfsdplad gptiqnanlrafaagvtpaqcfemlalirekhptipigllmyanlvfnngidafyarceq vgvdsvlvadvpveesapfrqaalrhniapificppnadddllrqvasygrgytyllalp lhhlieklkeyhaapalqgfgisspeqvsaavragaagaisgsaivkiieknlaspkqml aelrsfvsamkaasra
>1ttqB (B:) tllnpyfgefggmyvpqilmpalnqleeafvraqkdpefqaqfadllknyagrptaltkc qnitagtrttlylkredllhggahktnqvlgqallakrmgkseiiaetgagqhgvasala sallglkcriymgakdverqspnvfrmrlmgaevipvhsgsatlkdacnealrdwsgsye tahymlgtaagphpyptivrefqrmigeetkaqildkegrlpdaviacvgggsnaigmfa dfindtsvgligvepgghgietgehgaplkhgrvgiyfgmkapmmqtadgqieesysisa gldfpsvgpqhaylnsigradyvsitddealeafktlcrhegiipalesshalahalkmm reqpekeqllvvnlsgrgdkdiftvhdil