Chains and heterogens:
PDB Chain Sequences:
>1zt2A (A:) mgtftlhqgqtnliksffrnyylnaelelpkdmelrefalqpfgsdtyvrhlsfssseel rdylvnrnlplhlfyssaryqlpsarnmeekawmgsdllfdidadhlcklrsirfcpvcg navvsekcerdnvetleyvemtsecikrgleqtrnlveileddfglkpkvyfsgnrgfhv qvdcygncalldsderkeiaeyvmgigvpgypggsenapgwvgrknrgingvtideqvti dvkrliripnslhgksglivkrvpnlddfefnetlspftgytiflpyitietevlgsiik lnrgipikikssigiylhlrnlgevkayvr
>1zt2A (A:) tftlhqgqtnliksffrnyylnaelelpkdmelrefalqpfgsdtyvrhlsfssseelrd ylvnrnlplhlfyssaryqlpsarnmeekawmgsdllfdidadhlcklrsirfcpvcgna vvsekcerdnvetleyvemtsecikrgleqtrnlveileddfglkpkvyfsgnrgfhvqv dcygncalldsderkeiaeyvmgigvpgypggsenapgwvgrknrgingvtideqvtidv krliripnslhgksglivkrvpnlddfefnetlspftgytiflpyitietevlgsiikln rgipikikssigiylhlrnlgevkayv
>1zt2B (B:) maldvkkypfikslddelkkygggitltdlllnsttlidqakdriqktksgdelphyvsy nepvlvfyttllslailndvklirryayaeakqfrsllhteneenlleisklldlkinrc dpikfylekkrriiqkefcvhfidylkytkdlkedwklsgqilhkgyvyldknqliglia esikskivemirplnlkeipeklkslierrgi
>1zt2B (B:) ldvkkypfikslddelkkygggitltdlllnsttlidqakdriqktksgdelphyvsyne pvlvfyttllslailndvklirryayaeakqfrsllhteneenlleisklldlkinrcdp ikfylekkrriiqkefcvhfidylkytkdlkedwklsgqilhkgyvyldknqligliaes ikskivemirplnlkeipeklkslier
>1zt2D (D:) maldvkkypfikslddelkkygggitltdlllnsttlidqakdriqktksgdelphyvsy nepvlvfyttllslailndvklirryayaeakqfrsllhteneenlleisklldlkinrc dpikfylekkrriiqkefcvhfidylkytkdlkedwklsgqilhkgyvyldknqliglia esikskivemirplnlkeipeklkslierrgi
>1zt2D (D:) aldvkkypfikslddelkkygggitltdlllnsttlidqakdriqktksgdelphyvsyn epvlvfyttllslailndvklirryayaeakqfrsllhteneenlleisklldlkinrcd pikfyiiqkefcvhfidylkytkdlkedwklsgqilhkgyvyldknqligliaesikski vemirplnlkeipeklkslier