Sequence alignment between 4mz3(A) and UniProt seq Q8IWT1 (SCN4B_HUMAN):

Q8IWT1 (SCN4B_HUMAN): Sodium channel subunit beta-4 from Homo sapiens
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220        
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
UniProt: MPGAGDGGKAPARWLGTGLLGLFLLPVTLSLEVSVGKATDIYAVNGTEILLPCTFSSCFGFEDLHFRWTYNSSDAFKILIEGTVKNEKSDPKVTLKDDDRITLVGSTKEKMNNISIVLRDLEFSDTGKYTCHVKNPKENNLQHHATIFLQVVDRLEEVDNTVTLIILAVVGGVIGLLILILLIKKLIIFILKKTREKKKECLVSSSGNDNTENGLPGSKAEEKPPSKV
         .........................................................X........................................................................X.................................................................................................
PDB seq: -----------------------------------GKATDIYAVNGTEILLPCTFSSXFGFEDLHFRWTYNSSDAFKILIEGTVKNEKSDPKVTLKDDDRITLVGSTKEKMNNISIVLRDLEFSDTGKYTWHVKNPKENNLQHHATIFLQVVDRL-------------------------------------------------------------------------
                                            ----+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-----                                                                         
                                               40        50        60        70        80        90       100       110       120       130       140       150