Chains and heterogens:
PDB Chain Sequences:
>1szuA (A:) mnsnkelmqrrsqaiprgvgqihpifadraencrvwdvegreyldfaggiavlntghlhp kvvaaveaqlkklshtcfqvlayepylelceimnqkvpgdfakktllvttgseavenavk iaraatkrsgtiafsgayhgrthytlaltgkvnpysagmglmpghvyralypcplhgise ddaiasihrifkndaapediaaiviepvqgeggfyasspafmqrlralcdehgimliade aqsgagrtgtlfameqmgvapdlttfaksiaggfplagvtgraevmdavapgglggtyag npiacvaalevlkvfeqenllqkandlgqklkdgllaiaekhpeigdvrglgamiaielf edgdhnkpdakltaeivarardkglillscgpyynvlrilvpltiedaqirqgleiisqc fdeakq
>1szuA (A:) nsnkelmqrrsqaiprgvgqihpifadraencrvwdvegreyldfaggiavlntghlhpk vvaaveaqlkklshtcfqvlayepylelceimnqkvpgdfakktllvttgseavenavki araatkrsgtiafsgayhgrthytlaltgkvnpysagmglmpghvyralypcplhgised daiasihrifkndaapediaaiviepvqgeggfyasspafmqrlralcdehgimliadea qsgagrtgtlfameqmgvapdlttfaksiaggfplagvtgraevmdavapgglggtyagn piacvaalevlkvfeqenllqkandlgqklkdgllaiaekhpeigdvrglgamiaielfe dgdhnkpdakltaeivarardkglillscgpyynvlrilvpltiedaqirqgleiisqcf deakq
>1szuB (B:) mnsnkelmqrrsqaiprgvgqihpifadraencrvwdvegreyldfaggiavlntghlhp kvvaaveaqlkklshtcfqvlayepylelceimnqkvpgdfakktllvttgseavenavk iaraatkrsgtiafsgayhgrthytlaltgkvnpysagmglmpghvyralypcplhgise ddaiasihrifkndaapediaaiviepvqgeggfyasspafmqrlralcdehgimliade aqsgagrtgtlfameqmgvapdlttfaksiaggfplagvtgraevmdavapgglggtyag npiacvaalevlkvfeqenllqkandlgqklkdgllaiaekhpeigdvrglgamiaielf edgdhnkpdakltaeivarardkglillscgpyynvlrilvpltiedaqirqgleiisqc fdeakq
>1szuB (B:) nsnkelmqrrsqaiprgvgqihpifadraencrvwdvegreyldfaggiavlntghlhpk vvaaveaqlkklshtcfqvlayepylelceimnqkvpgdfakktllvttgseavenavki araatkrsgtiafsgayhgrthytlaltgkvnpysagmglmpghvyralypcplhgised daiasihrifkndaapediaaiviepvqgeggfyasspafmqrlralcdehgimliadea qsgagrtgtlfameqmgvapdlttfaksiaggfplagvtgraevmdavapgglggtyagn piacvaalevlkvfeqenllqkandlgqklkdgllaiaekhpeigdvrglgamiaielfe dgdhnkpdakltaeivarardkglillscgpyynvlrilvpltiedaqirqgleiisqcf deakq
>1szuC (C:) mnsnkelmqrrsqaiprgvgqihpifadraencrvwdvegreyldfaggiavlntghlhp kvvaaveaqlkklshtcfqvlayepylelceimnqkvpgdfakktllvttgseavenavk iaraatkrsgtiafsgayhgrthytlaltgkvnpysagmglmpghvyralypcplhgise ddaiasihrifkndaapediaaiviepvqgeggfyasspafmqrlralcdehgimliade aqsgagrtgtlfameqmgvapdlttfaksiaggfplagvtgraevmdavapgglggtyag npiacvaalevlkvfeqenllqkandlgqklkdgllaiaekhpeigdvrglgamiaielf edgdhnkpdakltaeivarardkglillscgpyynvlrilvpltiedaqirqgleiisqc fdeakq
>1szuC (C:) nsnkelmqrrsqaiprgvgqihpifadraencrvwdvegreyldfaggiavlntghlhpk vvaaveaqlkklshtcfqvlayepylelceimnqkvpgdfakktllvttgseavenavki araatkrsgtiafsgayhgrthytlaltgkvnpysagmglmpghvyralypcplhgised daiasihrifkndaapediaaiviepvqgeggfyasspafmqrlralcdehgimliadea qsgagrtgtlfameqmgvapdlttfaksiaggfplagvtgraevmdavapgglggtyagn piacvaalevlkvfeqenllqkandlgqklkdgllaiaekhpeigdvrglgamiaielfe dgdhnkpdakltaeivarardkglillscgpyynvlrilvpltiedaqirqgleiisqcf deakq
>1szuD (D:) mnsnkelmqrrsqaiprgvgqihpifadraencrvwdvegreyldfaggiavlntghlhp kvvaaveaqlkklshtcfqvlayepylelceimnqkvpgdfakktllvttgseavenavk iaraatkrsgtiafsgayhgrthytlaltgkvnpysagmglmpghvyralypcplhgise ddaiasihrifkndaapediaaiviepvqgeggfyasspafmqrlralcdehgimliade aqsgagrtgtlfameqmgvapdlttfaksiaggfplagvtgraevmdavapgglggtyag npiacvaalevlkvfeqenllqkandlgqklkdgllaiaekhpeigdvrglgamiaielf edgdhnkpdakltaeivarardkglillscgpyynvlrilvpltiedaqirqgleiisqc fdeakq
>1szuD (D:) nsnkelmqrrsqaiprgvgqihpifadraencrvwdvegreyldfaggiavlntghlhpk vvaaveaqlkklshtcfqvlayepylelceimnqkvpgdfakktllvttgseavenavki araatkrsgtiafsgayhgrthytlaltgkvnpysagmglmpghvyralypcplhgised daiasihrifkndaapediaaiviepvqgeggfyasspafmqrlralcdehgimliadea qsgagrtgtlfameqmgvapdlttfaksiaggfplagvtgraevmdavapgglggtyagn piacvaalevlkvfeqenllqkandlgqklkdgllaiaekhpeigdvrglgamiaielfe dgdhnkpdakltaeivarardkglillscgpyynvlrilvpltiedaqirqgleiisqcf deakq