Chains and heterogens:
PDB Chain Sequences:
>4xd3A (A:) mgdrintvrgpitiseagftlthehicgssagflrawpeffgsrkalaekavrglrrara agvrtivdvstfdlgrdvsllaevsraadvhivaatglwldpplsmrlrsveeltqfflr eiqygiedtgiragiikvattgkvtpfqelvlraaaraslatgvpvtthtaasqrggeqq aaifeseglspsrvcighsdetddlsyltalaargyligldriphsaiglednasasafm girswqtrallikalidqgymkqilvsndwlfgissyvtnfmdvmdsvnpdgmafiplrv ipflrekgipqetlagitvtnparflsptlras
>4xd3A (A:) rintvrgpitiseagftlthehicgssagflrawpeffgsrkalaekavrglrraraagv rtivdvstfdlgrdvsllaevsraadvhivaatglwldpplsmrlrsveeltqfflreiq ygiedtgiragiikvattgkvtpfqelvlraaaraslatgvpvtthtaasqrggeqqaai feseglspsrvcighsdetddlsyltalaargyligldriphsaiglednasasafmgir swqtrallikalidqgymkqilvsndwlfgissyvtnfmdvmdsvnpdgmafiplrvipf lrekgipqetlagitvtnparflsptl
>4xd3G (G:) mgdrintvrgpitiseagftlthehicgssagflrawpeffgsrkalaekavrglrrara agvrtivdvstfdlgrdvsllaevsraadvhivaatglwldpplsmrlrsveeltqfflr eiqygiedtgiragiikvattgkvtpfqelvlraaaraslatgvpvtthtaasqrggeqq aaifeseglspsrvcighsdetddlsyltalaargyligldriphsaiglednasasafm girswqtrallikalidqgymkqilvsndwlfgissyvtnfmdvmdsvnpdgmafiplrv ipflrekgipqetlagitvtnparflsptlras
>4xd3G (G:) gdrintvrgpitiseagftlthehicgssagflrawpeffgsrkalaekavrglrraraa gvrtivdvstfdlgrdvsllaevsraadvhivaatglwldpplsmrlrsveeltqfflre iqygiedtgiragiikvattgkvtpfqelvlraaaraslatgvpvtthtaasqrggeqqa aifeseglspsrvcighsdetddlsyltalaargyligldriphsaiglednasasafmg irswqtrallikalidqgymkqilvsndwlfgissyvtnfmdvmdsvnpdgmafiplrvi pflrekgipqetlagitvtnparflsptl