Chains and heterogens:
PDB Chain Sequences:
>1qgkA (A:) melitilektvspdrleleaaqkfleraavenlptflvelsrvlanpgnsqvarvaaglq iknsltskdpdikaqyqqrwlaidanarrevknyvlhtlgtetyrpssasqcvagiacae ipvnqwpelipqlvanvtnpnstehmkestleaigyicqdidpeqlqdksneiltaiiqg mrkeepsnnvklaatnallnsleftkanfdkeserhfimqvvceatqcpdtrvrvaalqn lvkimslyyqymetymgpalfaitieamksdidevalqgiefwsnvcdeemdlaieasea aeqgrppehtskfyakgalqylvpiltqtltkqdendddddwnpckaagvclmllatcce ddivphvlpfikehiknpdwryrdaavmafgcilegpepsqlkplviqamptlielmkdp svvvrdtaawtvgricellpeaaindvylapllqclieglsaeprvasnvcwafsslaea ayeaadvaddqeepatyclsssfelivqkllettdrpdghqnnlrssayeslmeivknsa kdcypavqkttlvimerlqqvlqmeshiqstsdriqfndlqsllcatlqnvlrkvqhqda lqisdvvmasllrmfqstagsggvqedalmavstlvevlggeflkymeafkpflgiglkn yaeyqvclaavglvgdlcralqsniipfcdevmqlllenlgnenvhrsvkpqilsvfgdi alaiggefkkylevvlntlqqasqaqvdksdydmvdylnelrescleaytgivqglkgdq envhpdvmlvqprvefilsfidhiagdedhtdgvvacaagligdlctafgkdvlklvear pmihelltegrrsktnkaktlarwatkelrklknqa