Chains and heterogens:
PDB Chain Sequences:
>4xeqA (A:) mhhhhhhssgvdlgtenlyfqsmaeditlavvtkpgsaqyvcaerfaqllaersdkrfnv vlhhsaslgtetdilqqvqlgavqmaivttgtldafvpemaaldfpflftdtttadrvld gpvgrglldrlstagfkglhfsengfrhltnsirpvmtpddvrglkirvmesqvhrelwr tlganptpmgwpiyaelqqgtldgqenplwviaeyrlnevqkhlsltghvysthtdlanl awfealpandrrllascmqdaalwqrtwsrqrdaayleqlrtagmqvierpdiatfrqrv qplsgsalfehkgvrkaledlmaatrar
>4xeqA (A:) aeditlavvtkpgsaqyvcaerfaqllaersdkrfnvvlhhsaslgtetdilqqvqlgav qmaivttgtldafvpemaaldfpflftdtttadrvldgpvgrglldrlstagfkglhfse ngfrhltnsirpvmtpddvrglkirvmesqvhrelwrtlganptpmgwpiyaelqqgtld gqenplwviaeyrlnevqkhlsltghvysthtdlanlawfealpandrrllascmqdaal wqrtwsrqrdaayleqlrtagmqvierpdiatfrqrvqplsgsalfehkgvrkaledlma atr
>4xeqB (B:) mhhhhhhssgvdlgtenlyfqsmaeditlavvtkpgsaqyvcaerfaqllaersdkrfnv vlhhsaslgtetdilqqvqlgavqmaivttgtldafvpemaaldfpflftdtttadrvld gpvgrglldrlstagfkglhfsengfrhltnsirpvmtpddvrglkirvmesqvhrelwr tlganptpmgwpiyaelqqgtldgqenplwviaeyrlnevqkhlsltghvysthtdlanl awfealpandrrllascmqdaalwqrtwsrqrdaayleqlrtagmqvierpdiatfrqrv qplsgsalfehkgvrkaledlmaatrar
>4xeqB (B:) aeditlavvtkpgsaqyvcaerfaqllaersdkrfnvvlhhsaslgtetdilqqvqlgav qmaivttgtldafvpemaaldfpflftdtttadrvldgpvgrglldrlstagfkglhfse ngfrhltnsirpvmtpddvrglkirvmesqvhrelwrtlganptpmgwpiyaelqqgtld gqenplwviaeyrlnevqkhlsltghvysthtdlanlawfealpandrrllascmqdaal wqrtwsrqrdaayleqlrtagmqvierpdiatfrqrvqplsgsalfehkgvrkaledlma atra
>4xeqC (C:) mhhhhhhssgvdlgtenlyfqsmaeditlavvtkpgsaqyvcaerfaqllaersdkrfnv vlhhsaslgtetdilqqvqlgavqmaivttgtldafvpemaaldfpflftdtttadrvld gpvgrglldrlstagfkglhfsengfrhltnsirpvmtpddvrglkirvmesqvhrelwr tlganptpmgwpiyaelqqgtldgqenplwviaeyrlnevqkhlsltghvysthtdlanl awfealpandrrllascmqdaalwqrtwsrqrdaayleqlrtagmqvierpdiatfrqrv qplsgsalfehkgvrkaledlmaatrar
>4xeqC (C:) editlavvtkpgsaqyvcaerfaqllaersdkrfnvvlhhsaslgtetdilqqvqlgavq maivttgtldafvpemaaldfpflftdtttadrvldgpvgrglldrlstagfkglhfsen gfrhltnsirpvmtpddvrglkirvmesqvhrelwrtlganptpmgwpiyaelqqgtldg qenplwviaeyrlnevqkhlsltghvysthtdlanlawfealpandrrllascmqdaalw qrtwsrqrdaayleqlrtagmqvierpdiatfrqrvqplsgsalfehkgvrkaledlmaa tr
>4xeqD (D:) mhhhhhhssgvdlgtenlyfqsmaeditlavvtkpgsaqyvcaerfaqllaersdkrfnv vlhhsaslgtetdilqqvqlgavqmaivttgtldafvpemaaldfpflftdtttadrvld gpvgrglldrlstagfkglhfsengfrhltnsirpvmtpddvrglkirvmesqvhrelwr tlganptpmgwpiyaelqqgtldgqenplwviaeyrlnevqkhlsltghvysthtdlanl awfealpandrrllascmqdaalwqrtwsrqrdaayleqlrtagmqvierpdiatfrqrv qplsgsalfehkgvrkaledlmaatrar
>4xeqD (D:) editlavvtkpgsaqyvcaerfaqllaersdkrfnvvlhhsaslgtetdilqqvqlgavq maivttgtldafvpemaaldfpflftdtttadrvldgpvgrglldrlstagfkglhfsen gfrhltnsirpvmtpddvrglkirvmesqvhrelwrtlganptpmgwpiyaelqqgtldg qenplwviaeyrlnevqkhlsltghvysthtdlanlawfealpandrrllascmqdaalw qrtwsrqrdaayleqlrtagmqvierpdiatfrqrvqplsgsalfehkgvrkaledlmaa tr