HHsearch alignment for GI: 254780747 and conserved domain: cd07023

>cd07023 S49_Sppa_N_C Signal peptide peptidase A (SppA), a serine protease, has catalytic Ser-Lys dyad. Signal peptide peptidase A (SppA; Peptidase S49; Protease IV): SppA is found in all three domains of life and is involved in the cleavage of signal peptides after their removal from the precursor proteins by signal peptidases. This subfamily contains members with either a single domain (sometimes referred to as 36K type), such as sohB peptidase, protein C and archaeal signal peptide peptidase, or an amino-terminal domain in addition to the carboxyl-terminal protease domain that is conserved in all the S49 family members (sometimes referred to as 67K type), similar to E. coli and Arabidopsis thaliana SppA peptidases. Site-directed mutagenesis and sequence analysis have shown these SppAs to be serine proteases. The predicted active site serine for members in this family occurs in a transmembrane domain. Mutagenesis studies also suggest that the catalytic center comprises a Ser-Lys dyad
Probab=100.00  E-value=0  Score=376.81  Aligned_cols=201  Identities=38%  Similarity=0.669  Sum_probs=196.1

Q ss_pred             EEEEEEEEEEEC-----CHHHHHHHHHHHHCCCCCCEEEEECCCCCCCHHHHHHHHHHHHHHCC-CCCEEEEECCCCCCC
Q ss_conf             289999766623-----86999999999861899879999758888888999999999998414-786799603323322
Q gi|254780747|r   37 HVARIAIRGQIE-----DSQELIERIERISRDDSATALIVSLSSPGGSAYAGEAIFRAIQKVKN-RKPVITEVHEMAASA  110 (293)
Q Consensus        37 ~i~~i~i~G~I~-----~~~~l~~~l~~a~~d~~ik~ivL~i~SpGG~~~~~~~i~~ai~~~k~-~kpvva~~~~~~~S~  110 (293)
T Consensus         1 ~iavi~~~G~i~~~~~~~~~~i~~~l~~A~~d~~vk~ivL~idSpGG~~~~s~ei~~~i~~~k~~~KpV~a~~~~~aaSg   80 (208)
T cd07023           1 KIAVIDIEGTISDGGGIGADSLIEQLRKAREDDSVKAVVLRINSPGGSVVASEEIYREIRRLRKAKKPVVASMGDVAASG   80 (208)
T ss_pred             CEEEEEEEEEECCCCCCCHHHHHHHHHHHHHCCCCCEEEEEEECCCCCHHHHHHHHHHHHHHHCCCCEEEEEECCHHHCH
T ss_conf             97999988788899986999999999999508997489999748996299999999999987514985999977711133


Q ss_pred             CCCCCCCCCCCCCCHHHHHHHHHHHHCCCHHHHHHHHHHHCCEEEEECCCCCCCCCCCCCCHHHHHHHHHHHHHHHHHHH
Q ss_conf             32100011100013013534555653021024567774204225531552112346667899998877777666667789
Q gi|254780747|r  111 GYLISCASNIIVAAETSLVGSIGVLFQYPYVKPFLDKLGVSIKSVKSSPMKAEPSPFSEVNPKAVQMMQDVVDSSYHWFV  190 (293)
Q Consensus       111 ~Y~iAs~ad~I~a~p~s~vGsiGv~~~~~~~~~ll~k~gi~~~~~~~g~~K~~~~p~~~~s~e~~~~~~~~l~~~~~~f~  190 (293)
T Consensus        81 ~Y~lAs~ad~I~a~p~s~vGSIGv~~~~~~~~~~l~k~Gi~~~~~~~G~~K~~~~~~~~~s~e~~~~~~~~ld~~~~~F~  160 (208)
T cd07023          81 GYYIAAAADKIVANPTTITGSIGVIGQGPNLEELLDKLGIERDTIKSGPGKDKGSPDRPLTEEERAILQALVDDIYDQFV  160 (208)
T ss_pred             HHHHHHCCCEEEECCCCEECCCCEEEECCCHHHHHHHCCCCEEEEECCCCCCCCCCCCCCCHHHHHHHHHHHHHHHHHHH
T ss_conf             45655128779977876333200366326889999976970699952562334577778999999999999999999999


Q ss_pred             HHHHHCCCCCHHHHHHHHCCCCCCHHHHHHCCCCCCCCCHHHHHHHH
Q ss_conf             99985149998899887349823788998779806238989999999
Q gi|254780747|r  191 RLVSESRNIPYDKTLVLSDGRIWTGAEAKKVGLIDVVGGQEEVWQSL  237 (293)
Q Consensus       191 ~~Va~~R~~~~~~~~~~~~g~~~~~~~A~~~GLvD~ig~~~~a~~~l  237 (293)
T Consensus       161 ~~Va~~R~~~~~~v~~~~~g~v~~~~~A~~~GLiD~ig~~~eai~~~  207 (208)
T cd07023         161 DVVAEGRGMSGERLDKLADGRVWTGRQALELGLVDELGGLDDAIAKA  207 (208)
T ss_pred             HHHHHHCCCCHHHHHHHHCCCEEEHHHHHHCCCCCCCCCHHHHHHHH
T ss_conf             99998669998999998579867099999869975339999999975