Consensus terms for the SR domain 

Q29110/35-135    LRLVDGGS-----------YCSGSVEILHQG----SWGTVC--DDSW--------DLDDA
CONSENSUS/80%    lRLhsstt.............pGplElhhts....tWuslC..spta........s..pu
CONSENSUS/65%    lRLssGss............spGRVEVhhps....pWGoVC..ccsW........shpsA
CONSENSUS/50%    lRLssGss...........ssEGRVEVhhsG....pWGTVC..DDsW........shp-A


Q29110/35-135    HVVCRQLGCGKTLSALG------------------SAHFGAGSG-----------RIWLD
CONSENSUS/80%    tlhC+pLGh.ts.th...........    ........hs.sts............hhht
CONSENSUS/65%    pVlC+pLGhstuhps.t.........    .....tshautuss...........slhhs
CONSENSUS/50%    sVVCRQLGausAsssss.........    .....pupFGsGsG...........sIalD


Q29110/35-135    DVNCTGKES-HLWQCPS---RGWGQHN---CRH------KEDAGVICS
CONSENSUS/80%    thtCpGtE..pl.pC.......ht.t....Ctp........ssulhC.
CONSENSUS/65%    plpCpGsEs.sl.pCtp...tshstps...Cs+......tp-AuVhCp
CONSENSUS/50%    sVpCsGsEs.oLt-Csp...sshusps...CsH......pEDAGVlCs

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