Sequence alignment between 4dkf(B) and UniProt seq Q6ZMJ4 (IL34_HUMAN):

Q6ZMJ4 (IL34_HUMAN): Interleukin-34 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       230       240  
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--
UniProt: MPRGFTWLRYLGIFLGVALGNEPLEMWPLTQNEECTVTGFLRDKLQYRSRLQYMKHYFPINYKISVPYEGVFRIANVTRLQRAQVSERELRYLWVLVSLSATESVQDVLLEGHPSWKYLQEVETLLLNVQQGLTDVEVSPKVESVLSLLNAPGPNLKLVRPKALLDNCFRVMELLYCSCCKQSSVLNWQDCEVPSPQSCSPEPSLQYAATQLYPPPPWSPSSPPHSTGSVRPVRAQGEGLLP
         .................................................................................................................................XXXXXXXXX........................................................................................................
PDB seq: ----------------------------------CTVTGFLRDKLQYRSRLQYMKHYFPINYKISVPYEGVFRIANVTRLQRAQVSERELRYLWVLVSLSATESVQDVLLEGHPSWKYLQEVETLLLNV---------SPKVESVLSLLNAPGPNLKLVRPKALLDNCFRVMELLYCSCC--------------------------------------------------------------
                                           -----+---------+---------+---------+---------+---------+---------+---------+---------+---------         -+---------+---------+---------+---------+                                                              
                                               40        50        60        70        80        90       100       110       120                 140       150       160       170       180