Consensus terms for the KH domain 

Q17936/1-73      AQTTIDIAIPP-------------NRCGLIIGKSG------DTIRQLQEKS---GCKMIL
CONSENSUS/80%    .....th.l...............t.hthllG.tG..  ..ttlptltp.h...thpl.h
CONSENSUS/65%    t.hphplhlss.............phhuhlIGppG..  ..pslcplppps...ssplpl
CONSENSUS/50%    sssshclplss.............spsGtlIG+sG..  ..psI+plpcpo...uscIpl


Q17936/1-73      VQDNQS--------------------------------------------------VSDQ
CONSENSUS/80%    .t..........................................................
CONSENSUS/65%    .t..........................................................
CONSENSUS/50%    sst.......................................................tp


Q17936/1-73      SKPLRITGD------PQKIELAKQLVAEILN
CONSENSUS/80%    .t.h.lts.........tht.sht.l.t.ht
CONSENSUS/65%    .phlplput.......pshphstphltphlp
CONSENSUS/50%    ppslpIpGs......spslppAtctltptlp

The grouping of amino acids to classes and class abbreviation (the key) used within consensus sequences are shown below:

ClassKeyResidues
alcoholoS,T
aliphaticlI,L,V
any.A,C,D,E,F,G,H,I,K,L,M,N,P,Q,R,S,T,V,W,Y
aromaticaF,H,W,Y
chargedcD,E,H,K,R
hydrophobichA,C,F,G,H,I,K,L,M,R,T,V,W,Y
negative-D,E
polarpC,D,E,H,K,N,Q,R,S,T
positive+H,K,R
smallsA,C,D,G,N,P,S,T,V
tinyuA,G,S
turnliketA,C,D,E,G,H,K,N,Q,R,S,T