Chains and heterogens:
PDB Chain Sequences:
>1bl2A (A:) setsrtafggrravppnnsnaaeddlptvelqgvvprgvnlqeflnvtsvhlfkerwdtn kvdhhtdkyennklivrrgqsfyvqidfsrpydprrdlfrveyvigrypqenkgtyipvp ivselqsgkwgakivmredrsvrlsiqsspkcivgkfrmyvavwtpygvlrtsrnpetdt yilfnpwceddavyldnekereeyvlndigvifygevndiktrswsygqfedgildtcly vmdraqmdlsgrgnpikvsrvgsamvnakddegvlvgswdniyaygvppsawtgsvdill eyrssenpvrygqcwvfagvfntflrclgiparivtnyfsahdndanlqmdifleedgnv nskltkdsvwnyhcwneawmtrpdlpvgfggwqavdstpqensdgmyrcgpasvqaikhg hvcfqfdapfvfaevnsdliyitakkdgthvvenvdathigklivtkqiggdgmmditdt ykfqegqeeerlaletalmygakkplntegvmksrsnvdmdfevenavlgkdfklsitfr nnshnrytitaylsanitfytgvpkaefkketfdvtleplsfkkeavliqageymgqlle qaslhffvtarinetrdvlakqkstvltipeiiikvrgtqvvgsdmtvtveftnplketl rnvwvhldgpgvtrpmkkmfreirpnstvqweevcrpwvsghrkliasmssdslrhvyge ldvqiqrrpsm
>1bl2A (A:) ggrravppnnsnaaeddlptvelnvtsvhlfkerwdtnkvdhhtdkyennklivrrgqsf yvqidfsrpydprrdlfrveyvigrypqenkgtyipvpivselqsgkwgakivmredrsv rlsiqsspkcivgkfrmyvavwtpygvlrtsrnpetdtyilfnpwceddavyldnekere eyvlndigvifygevndiktrswsygqfedgildtclyvmdraqmdlsgrgnpikvsrvg samvnakddegvlvgswdniyaygvppsawtgsvdilleyrssenpvrygqcwvfagvfn tflrclgiparivtnyfsahdndanlqmdifleedgnvnskltkdsvwnyhcwneawmtr pdlpvgfggwqavdstpqensdgmyrcgpasvqaikhghvcfqfdapfvfaevnsdliyi takkdgthvvenvdathigklivtkqiggdgmmditdtykfqegqeeerlaletalmyga kkplntegvnvdmdfevenavlgkdfklsitfrnnshnrytitaylsanitfytgvpkae fkketfdvtleplsfkkeavliqageymgqlleqaslhffvtarinetrdvlakqkstvl tipeiiikvrgtqvvgsdmtvtveftnplketlrnvwvhldgpgvtrpmkkmfreirpns tvqweevcrpwvsghrkliasmssdslrhvygeldvqiqr
>1bl2B (B:) setsrtafggrravppnnsnaaeddlptvelqgvvprgvnlqeflnvtsvhlfkerwdtn kvdhhtdkyennklivrrgqsfyvqidfsrpydprrdlfrveyvigrypqenkgtyipvp ivselqsgkwgakivmredrsvrlsiqsspkcivgkfrmyvavwtpygvlrtsrnpetdt yilfnpwceddavyldnekereeyvlndigvifygevndiktrswsygqfedgildtcly vmdraqmdlsgrgnpikvsrvgsamvnakddegvlvgswdniyaygvppsawtgsvdill eyrssenpvrygqcwvfagvfntflrclgiparivtnyfsahdndanlqmdifleedgnv nskltkdsvwnyhcwneawmtrpdlpvgfggwqavdstpqensdgmyrcgpasvqaikhg hvcfqfdapfvfaevnsdliyitakkdgthvvenvdathigklivtkqiggdgmmditdt ykfqegqeeerlaletalmygakkplntegvmksrsnvdmdfevenavlgkdfklsitfr nnshnrytitaylsanitfytgvpkaefkketfdvtleplsfkkeavliqageymgqlle qaslhffvtarinetrdvlakqkstvltipeiiikvrgtqvvgsdmtvtveftnplketl rnvwvhldgpgvtrpmkkmfreirpnstvqweevcrpwvsghrkliasmssdslrhvyge ldvqiqrrpsm
>1bl2B (B:) grravppnnsnaaeddlptvelqgvvlqeflnvtsvhlfkerwdtnkvdhhtdkyennkl ivrrgqsfyvqidfsrpydprrdlfrveyvigrypqenkgtyipvpivselqsgkwgaki vmredrsvrlsiqsspkcivgkfrmyvavwtpygvlrtsrnpetdtyilfnpwceddavy ldnekereeyvlndigvifygevndiktrswsygqfedgildtclyvmdraqmdlsgrgn pikvsrvgsamvnakddegvlvgswdniyaygvppsawtgsvdilleyrssenpvrygqc wvfagvfntflrclgiparivtnyfsahdndanlqmdifleedgnvnskltkdsvwnyhc wneawmtrpdlpvgfggwqavdstpqensdgmyrcgpasvqaikhghvcfqfdapfvfae vnsdliyitakkdgthvvenvdathigklivtkqiggdgmmditdtykfqegqeeerlal etalmygakkplnsnvdmdfevenavlgkdfklsitfrnnshnrytitaylsanitfytg vpkaefkketfdvtleplsfkkeavliqageymgqlleqaslhffvtarinetrdvlakq kstvltipeiiikvrgtqvvgsdmtvtveftnplketlrnvwvhldgpgvtrpmkkmfre irpnstvqweevcrpwvsghrkliasmssdslrhvygeldvqiqr