Chains and heterogens:
PDB Chain Sequences:
>1t7wA (A:) qenqdgrysltyiytglskhvedvpafqalgslndlqffrynskdrksqpmglwrqvegm edwkqdsqlqkaredifmetlkdiveyykdstgshvlqgrfgceiennrssgafwkyyyd gkdyiefnkeipawvpfdpaaqitkqkweaepvyvqrakayleeecpatlrkylkyskni ldrqdppsvvvtshqapgekkklkclaydfypgkidvhwtragevqepelrgdvlhngng tyqswvvvavppqdtapyschvqhsslaqplvvpweas
>1t7wA (A:) dgrysltyiytglskhvedvpafqalgslndlqffrynskdrksqpmglwrqvegmedwk qdsqlqkaredifmetlkdiveyykdstgshvlqgrfgceiennrssgafwkyyydgkdy iefnkeipawvpfdpaaqitkqkweaepvyvqrakayleeecpatlrkylkysknildrq dppsvvvtshqapgekkklkclaydfypgkidvhwtragevqepelrgdvlhngngtyqs wvvvavppqdtapyschvqhsslaqplvvpwea