Chains and heterogens:
PDB Chain Sequences:
>3ak4A (A:) gshmagifdlsgrkaivtggskgigaaiaraldkagatvaiadldvmaaqavvaglengg favevdvtkrasvdaamqkaidalggfdllcanagvstmrpavditdeewdfnfdvnarg vflanqiacrhflasntkgvivntaslaakvgapllahysaskfavfgwtqalaremapk nirvncvcpgfvktamqereiiweaelrgmtpeavraeyvsltplgrieepedvadvvvf lasdaarfmtgqginvtggvrmd
>3ak4A (A:) gifdlsgrkaivtggskgigaaiaraldkagatvaiadldvmaaqavvaglenggfavev dvtkrasvdaamqkaidalggfdllcanagvstmrpavditdeewdfnfdvnargvflan qiacrhflasntkgvivntaslaakvgapllahysaskfavfgwtqalaremapknirvn cvcpgfvktamqereiiweaelrgmtpeavraeyvsltplgrieepedvadvvvflasda arfmtgqginvtggvrmd
>3ak4B (B:) gshmagifdlsgrkaivtggskgigaaiaraldkagatvaiadldvmaaqavvaglengg favevdvtkrasvdaamqkaidalggfdllcanagvstmrpavditdeewdfnfdvnarg vflanqiacrhflasntkgvivntaslaakvgapllahysaskfavfgwtqalaremapk nirvncvcpgfvktamqereiiweaelrgmtpeavraeyvsltplgrieepedvadvvvf lasdaarfmtgqginvtggvrmd
>3ak4B (B:) gifdlsgrkaivtggskgigaaiaraldkagatvaiadldvmaaqavvaglenggfavev dvtkrasvdaamqkaidalggfdllcanagvstmrpavditdeewdfnfdvnargvflan qiacrhflasntkgvivntaslaakvgapllahysaskfavfgwtqalaremapknirvn cvcpgfvktamqereiiweaelrgmtpeavraeyvsltplgrieepedvadvvvflasda arfmtgqginvtggvrmd
>3ak4C (C:) gshmagifdlsgrkaivtggskgigaaiaraldkagatvaiadldvmaaqavvaglengg favevdvtkrasvdaamqkaidalggfdllcanagvstmrpavditdeewdfnfdvnarg vflanqiacrhflasntkgvivntaslaakvgapllahysaskfavfgwtqalaremapk nirvncvcpgfvktamqereiiweaelrgmtpeavraeyvsltplgrieepedvadvvvf lasdaarfmtgqginvtggvrmd
>3ak4C (C:) gifdlsgrkaivtggskgigaaiaraldkagatvaiadldvmaaqavvaglenggfavev dvtkrasvdaamqkaidalggfdllcanagvstmrpavditdeewdfnfdvnargvflan qiacrhflasntkgvivntaslaakvgapllahysaskfavfgwtqalaremapknirvn cvcpgfvktamqereiiweaelrgmtpeavraeyvsltplgrieepedvadvvvflasda arfmtgqginvtggvrmd
>3ak4D (D:) gshmagifdlsgrkaivtggskgigaaiaraldkagatvaiadldvmaaqavvaglengg favevdvtkrasvdaamqkaidalggfdllcanagvstmrpavditdeewdfnfdvnarg vflanqiacrhflasntkgvivntaslaakvgapllahysaskfavfgwtqalaremapk nirvncvcpgfvktamqereiiweaelrgmtpeavraeyvsltplgrieepedvadvvvf lasdaarfmtgqginvtggvrmd
>3ak4D (D:) gifdlsgrkaivtggskgigaaiaraldkagatvaiadldvmaaqavvaglenggfavev dvtkrasvdaamqkaidalggfdllcanagvstmrpavditdeewdfnfdvnargvflan qiacrhflasntkgvivntaslaakvgapllahysaskfavfgwtqalaremapknirvn cvcpgfvktamqereiiweaelrgmtpeavraeyvsltplgrieepedvadvvvflasda arfmtgqginvtggvrmd