Chains and heterogens:
PDB Chain Sequences:
>3tn3A (A:) mgsshhhhhhssglvprgshmasmtggqqmgrgsmaemvetvcgpvpveqlgktlihehf lfgypgfqgdvtrgtfredeslrvaveaaekmkrhgiqtvvdptpndcgrnpaflrrvae etglniicatgyyyegegappyfqfrrllgtaeddiydmfmaeltegiadtgikagvikl asskgriteyekmffraaaraqketgaviithtqegtmgpeqaayllehgadpkkivigh mcgntdpdyhrktlaygvyiafdrfgiqgmvgaptdeervrtllallrdgyekqimlshd tvnvwlgrpftlpepfaemmknwhvehlfvniipalknegirdevleqmfignpaalfsa
>3tn3A (A:) emvetvcgpvpveqlgktlihehflfgypgfqgdvtrgtfredeslrvaveaaekmkrhg iqtvvdptpndcgrnpaflrrvaeetglniicatgyyyegegappyfqfrrllgtaeddi ydmfmaeltegiadtgikagviklasskgriteyekmffraaaraqketgaviithtqeg tmgpeqaayllehgadpkkivighmcgntdpdyhrktlaygvyiafdrfgiqgmvgaptd eervrtllallrdgyekqimlshdtvnvwlgrpftlpefaemmknwhvehlfvniipalk negirdevleqmfignpaalfsa
>3tn3B (B:) mgsshhhhhhssglvprgshmasmtggqqmgrgsmaemvetvcgpvpveqlgktlihehf lfgypgfqgdvtrgtfredeslrvaveaaekmkrhgiqtvvdptpndcgrnpaflrrvae etglniicatgyyyegegappyfqfrrllgtaeddiydmfmaeltegiadtgikagvikl asskgriteyekmffraaaraqketgaviithtqegtmgpeqaayllehgadpkkivigh mcgntdpdyhrktlaygvyiafdrfgiqgmvgaptdeervrtllallrdgyekqimlshd tvnvwlgrpftlpepfaemmknwhvehlfvniipalknegirdevleqmfignpaalfsa
>3tn3B (B:) emvetvcgpvpveqlgktlihehflfgypgfqgdvtrgtfredeslrvaveaaekmkrhg iqtvvdptpndcgrnpaflrrvaeetglniicatgyyyegegappyfqfrrllgtaeddi ydmfmaeltegiadtgikagviklasskgriteyekmffraaaraqketgaviithtqeg tmgpeqaayllehgadpkkivighmcgntdpdyhrktlaygvyiafdrfgiqgmvgaptd eervrtllallrdgyekqimlshdtvnvwlgrpftlpepfaemmknwhvehlfvniipal knegirdevleqmfignpaalfsa