Chains and heterogens:
PDB Chain Sequences:
>1irmA (A:) sefmrnfqkgqvsregfklvmaslyhiytaleeeiernkqnpvyaplyfpeelhrraale qdmafwygphwqeaipytpatqhyvkrlhevggthpellvahaytrylgdlsggqvlkki aqkamalpssgeglafftfpsidnptkfkqlyrarmntlemtpevkhrvteeaktaflln ielfeelqallt
>1irmB (B:) nsefmrnfqkgqvsregfklvmaslyhiytaleeeiernkqnpvyaplyfpeelhrraal eqdmafwygphwqeaipytpatqhyvkrlhevggthpellvahaytrylgdlsggqvlkk iaqkamalpssgeglafftfpsidnptkfkqlyrarmntlemtpevkhrvteeaktafll nielfeelqallte
>1irmB (B:) nsefmrnfqkgqvsregfklvmaslyhiytaleeeiernkqnpvyaplyfpeelhrraal eqdmafwygphwqeaipytpatqhyvkrlhevggthpellvahaytrylgdlsqvlkkia qkamalpssgeglafftfpsidnptkfkqlyrarmntlemtpevkhrvteeaktafllni elfeelqallte
>1irmC (C:) nsefmrnfqkgqvsregfklvmaslyhiytaleeeiernkqnpvyaplyfpeelhrraal eqdmafwygphwqeaipytpatqhyvkrlhevggthpellvahaytrylgdlsggqvlkk iaqkamalpssgeglafftfpsidnptkfkqlyrarmntlemtpevkhrvteeaktafll nielfeelqallteeh