Chains and heterogens:
PDB Chain Sequences:
>4kkmA (A:) mhhhhhhssgvdlgtenlyfqsmavnlktmmeqvaqdidrlfaeqlpvpedprrrlveam ryaaigggkrlrpllvvatcalfnvdreaalrvgmaiecihvyslihddmpcmdnddlrr gkptvhkafddasavlsgdalqalafeilseekihtdphvrleliqalaiasgkdgmvgg qaidlaaetstvpfdlptitrlqqlktgalfgfcleagaimgrqnkdirdrlkayardig lafqiaddlidaegdeavagkavgkdaaagkatflsllglekarsqaqalvdqaiahlsv fgseadylrsiaryivardh
>4kkmA (A:) mavnlktmmeqvaqdidrlfaeqlpvpedprrrlveamryaaigggkrlrpllvvatcal fnvdreaalrvgmaiecihvyslihddmpcmdnddlrrgkptvhkafddasavlsgdalq alafeilseekihtdphvrleliqalaiasgkdgmvggqaidlaaetstvpfdlptitrl qqlktgalfgfcleagaimgrqnkdirdrlkayardiglafqiaddlidagkatflsllg lekarsqaqalvdqaiahlsvfgseadylrsiaryiva
>4kkmB (B:) mhhhhhhssgvdlgtenlyfqsmavnlktmmeqvaqdidrlfaeqlpvpedprrrlveam ryaaigggkrlrpllvvatcalfnvdreaalrvgmaiecihvyslihddmpcmdnddlrr gkptvhkafddasavlsgdalqalafeilseekihtdphvrleliqalaiasgkdgmvgg qaidlaaetstvpfdlptitrlqqlktgalfgfcleagaimgrqnkdirdrlkayardig lafqiaddlidaegdeavagkavgkdaaagkatflsllglekarsqaqalvdqaiahlsv fgseadylrsiaryivardh
>4kkmB (B:) mavnlktmmeqvaqdidrlfaeqlpvpedprrrlveamryaaigggkrlrpllvvatcal fnvdreaalrvgmaiecihvyslihddmpcmdnddlrrgkptvhkafddasavlsgdalq alafeilseekihtdphvrleliqalaiasgkdgmvggqaidlaaetstvpfdlptitrl qqlktgalfgfcleagaimgrqnkdirdrlkayardiglafqiaddlidaegdgkatfls llglekarsqaqalvdqaiahlsvfgseadylrsiaryiv