HHsearch alignment for GI: 254780272 and conserved domain: cd07018

>cd07018 S49_SppA_67K_type Signal peptide peptidase A (SppA) 67K type, a serine protease, has catalytic Ser-Lys dyad. Signal peptide peptidase A (SppA; Peptidase S49; Protease IV) 67K type: 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. Members in this subfamily contain 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. Unlike the eukaryotic functional homologs that are proposed to be aspartic proteases, site-directed mutagenesis and sequence analysis have shown that members in this subfamily, mostly bacterial, are 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
Probab=98.97  E-value=1.3e-08  Score=74.87  Aligned_cols=162  Identities=17%  Similarity=0.174  Sum_probs=110.5

Q ss_pred             EEECCCCCHHHHHHHHHHHHHHHHCCCCCCEEEEEECCCCCHHHHHHHHHHHHHCC---CCEEEEEECCCCCCCCCCCCC
Q ss_conf             99878318989999999999974115769769999368761467899999986448---734899831556652000024
Q gi|254780272|r   45 VFVTGQIEDHMATLICAQLLFLEAENPQKEISLYINSPGGVVTAGMAIYDTMQFIK---PPISTFCMGQAASMGSLLLSA  121 (216)
Q Consensus        45 ifl~g~I~~~~a~~iia~Ll~L~~~~~~k~I~l~INSpGG~v~~glaIyD~i~~i~---~~V~Ti~~G~aaS~aslIl~a  121 (216)
T Consensus        20 ~~~~~~~~~~~l~~l~~~l~~A~~D~~ik~vvL~i~s~gg~~~~~~ei~~ai~~~k~~gKpVva~~~~-~~s~~Y~lAs~   98 (222)
T cd07018          20 LLGGGESSELSLRDLLEALEKAAEDDRIKGIVLDLDGLSGGLAKLEELRQALERFRASGKPVIAYADG-YSQGQYYLASA   98 (222)
T ss_pred             HHCCCCCCCCCHHHHHHHHHHHHCCCCCCEEEEECCCCCCCHHHHHHHHHHHHHHHHHCCEEEEEECC-CCCHHHHHHHH
T ss_conf             95499988405999999999983399963899966899976999999999999998609939999525-66166588752


Q ss_pred             CCCCCEEECCCHHHHHHHHH------HHH------------HHH------------HHH--HHHHHHHHHHHHHHHHHHH
Q ss_conf             67771455441566441256------666------------555------------412--8999999999999999999
Q gi|254780272|r  122 GEKGMRFALPNARILLHQPS------GGF------------SGQ------------ASD--IERHAQDIVKIKRRLNEIY  169 (216)
Q Consensus       122 G~~g~R~~~pns~iMiHqps------~~~------------~G~------------~~d--i~~~a~el~~~~~~l~~i~  169 (216)
T Consensus        99 ad--~I~a~p~~~vg~iGv~~~~~~~k~ll~klGi~~~~~~~G~yK~a~epf~~~~~s~e~re~~~~~l~~~~~~f~~~V  176 (222)
T cd07018          99 AD--EIYLNPSGSVELTGLSAETLFFKGLLDKLGVEVQVFRVGEYKSAVEPFTRDDMSPEAREQTQALLDSLWDQYLADV  176 (222)
T ss_pred             CC--EEEECCCCEEEEEEEEEECCCHHHHHHHCCCEEEEEECCCCCCCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHH
T ss_conf             78--5577688768776437542127889998698069984245466768655566589999999999999999999999


Q ss_pred             HHHCCCCHHHHHHHHCCCCCCCHHHHHHCCCCCEEECCCCCC
Q ss_conf             987199989999972458588889999758864460454225
Q gi|254780272|r  170 VKNCGKTYEEVEKTLDRDHIMSASEACDWGVVDKVLMSRIDI  211 (216)
Q Consensus       170 a~~Tg~~~e~i~~~~~rD~~lsa~EA~eyGliD~Ii~~~~e~  211 (216)
T Consensus       177 a~~R~~~~~~~~~~~~~~-~~~~~~A~~~GLVD~lg~~-de~  216 (222)
T cd07018         177 AASRGLSPDALEALIDLG-GDSAEEALEAGLVDGLAYR-DEL  216 (222)
T ss_pred             HHHCCCCHHHHHHHHHCC-CCCHHHHHHCCCCCCCCCH-HHH
T ss_conf             964799989999998479-8729999986997507989-999