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---------+---------+---------+---------+---------+------
UniProt: LAAVSVDCSEYPKPACTLEYRPLCGSDNKTYGNKCNFCNAVVESNGTLTLSHFGKC
.................X......................................
PDB seq: -----VDCSEYPKPACTHEYRPLCGSDNKTYGNKCNFCNAVVESNGTLTLSHFGKC
----+---------+---------+---------+---------+------
10 20 30 40 50