Chains and heterogens:
PDB Chain Sequences:
>2x2yA (A:) madetiaivdadataetrsllsyldgvrgegilfghqhttsfglttgptdgttsdvknvt gdfpavfgwdtliiegnerpglaentrdenialfadyirkadaiggvntvsahvenfvtg gsfydtsgdtlravlpggshhaelvaylddiaeladasrrddgtlipivfrpwhenagsw fwwgaaygspgeyqelyrftveylrdvkgvsnflyawgpgggfggnrdvylrtypgdafv dvlgldtydstgsdaflaglvadlrmiaeiadekgkvsaftefgvsggvgtngsspaqwf tkvlaaikadpvasrnaymetwrnadagqhfvpvpgdalledfqayaadpftlfasevtg afdrtvaaapaqpvvhiaspadgarvasapttvrvrvggtdvqsvtvevaqggtvvdtld laydgalwwtapwsptsaqldnstytvtatattaagtldvtnevaaalehhhhhh
>2x2yA (A:) etiaivdadataetrsllsyldgvrgegilfghqhttsfglttgptdgttsdvknvtgdf pavfgwdtliiegnerpglaentrdenialfadyirkadaiggvntvsahvenfvtggsf ydtsgdtlravlpggshhaelvaylddiaeladasrrddgtlipivfrpwhenagswfww gaaygspgeyqelyrftveylrdvkgvsnflyawgpgggfggnrdvylrtypgdafvdvl gldtydstgsdaflaglvadlrmiaeiadekgkvsaftefgvsggvgtngsspaqwftkv laaikadpvasrnaymetwrnadagqhfvpvpgdalledfqayaadpftlfasevtgafd rtvaaapaqpvvhiaspadgarvpttvrvrvggtdvqsvtvevaqtvvdtldlaydgalw wtapwspstytvtatattaagtldvtneva
>2x2yB (B:) madetiaivdadataetrsllsyldgvrgegilfghqhttsfglttgptdgttsdvknvt gdfpavfgwdtliiegnerpglaentrdenialfadyirkadaiggvntvsahvenfvtg gsfydtsgdtlravlpggshhaelvaylddiaeladasrrddgtlipivfrpwhenagsw fwwgaaygspgeyqelyrftveylrdvkgvsnflyawgpgggfggnrdvylrtypgdafv dvlgldtydstgsdaflaglvadlrmiaeiadekgkvsaftefgvsggvgtngsspaqwf tkvlaaikadpvasrnaymetwrnadagqhfvpvpgdalledfqayaadpftlfasevtg afdrtvaaapaqpvvhiaspadgarvasapttvrvrvggtdvqsvtvevaqggtvvdtld laydgalwwtapwsptsaqldnstytvtatattaagtldvtnevaaalehhhhhh
>2x2yB (B:) etiaivdadataetrsllsyldgvrgegilfghqhttsfglttgptdgttsdvknvtgdf pavfgwdtliiegnerpglaentrdenialfadyirkadaiggvntvsahvenfvtggsf ydtsgdtlravlpggshhaelvaylddiaeladasrrddgtlipivfrpwhenagswfww gaaygspgeyqelyrftveylrdvkgvsnflyawgpgggfggnrdvylrtypgdafvdvl gldtydstgsdaflaglvadlrmiaeiadekgkvsaftefgvsggvgtngsspaqwftkv laaikadpvasrnaymetwrnadagqhfvpvpgdalledfqayaadpftlfasevtgafd rtvaaapaqpvvhiaspadgarvasapttvrvrvggtdvqsvtvevaqtvvdtldlaydg alwwtapwspytvtatattaagtldvtneva