Chains and heterogens:
PDB Chain Sequences:
>4e99A (A:) dahksevahrfkdlgeenfkalvliafaqylqqcpfedhvklvnevtefaktcvadesae ncdkslhtlfgdklctvatlretygemadccakqepernecflqhkddnpnlprlvrpev dvmctafhdneetflkkylyeiarrhpyfyapellffakrykaafteccqaadkaacllp kldelrdegkassakqrlkcaslqkfgerafkawavarlsqrfpkaefaevsklvtdltk vhtecchgdllecaddradlakyicenqdsissklkeccekpllekshciaevendempa dlpslaadfveskdvcknyaeakdvflgmflyeyarrhpdysvvlllrlaktyettlekc caaadphecyakvfdefkplveepqnlikqncelfeqlgeykfqnallvrytkkvpqvst ptlvevsrnlgkvgskcckhpeakrmpcaedylsvvlnqlcvlhektpvsdrvtkcctes lvnrrpcfsalevdetyvpkefnaetftfhadictlsekerqikkqtalvelvkhkpkat keqlkavmddfaafvekcckaddketcfaeegkklvaasqaalgl
>4e99A (A:) sevahrfkdlgeenfkalvliafaqylqqcpfedhvklvnevtefaktcvadesaencdk slhtlfgdklctccakqepernecflqhkddnpnlprlvrpevdvmctafhdneetflkk ylyeiarrhpyfyapellffakrykaafteccqaadkaacllpkldelrdegkassakqr lkcaslqkfgerafkawavarlsqrfpkaefaevsklvtdltkvhtecchgdllecaddr adlakyicenqdsissklkeccekpllekshciaevendempadlpslaadfveskdvck nyaeakdvflgmflyeyarrhpdysvvlllrlaktyettlekccaaadphecyakvfdef kplveepqnlikqncelfeqlgeykfqnallvrytkkvpqvstptlvevsrnlgkvgskc ckhpeakrmpcaedylsvvlnqlcvlhektpvsdrvtkccteslvnrrpcfsalevdety vpkefnaetftfhadictlsekerqikkqtalvelvkhkpkatkeqlkavmddfaafvek cckaddketcfaee