HHsearch alignment for GI: 254780828 and conserved domain: cd03765

>cd03765 proteasome_beta_bacterial Bacterial proteasome, beta subunit. The 20S proteasome, multisubunit proteolytic complex, is the central enzyme of nonlysosomal protein degradation in both the cytosol and nucleus. It is composed of 28 subunits arranged as four homoheptameric rings that stack on top of one another forming an elongated alpha-beta-beta-alpha cylinder with a central cavity. The proteasome alpha and beta subunits are members of the N-terminal nucleophile (Ntn)-hydrolase superfamily. Their N-terminal threonine residues are exposed as a nucleophile in peptide bond hydrolysis. Mammals have 7 alpha and 7 beta proteasome subunits while archaea have one of each.
Probab=98.23  E-value=4.9e-05  Score=51.31  Aligned_cols=165  Identities=21%  Similarity=0.246  Sum_probs=103.3

Q ss_pred             EEEEEEEECCEEEEEECCCCCCC-CEEEECCCEEEEEE---CCCEEEEEECCHHHHHHHHHHHHHHHHHHHCCCCCC---
Q ss_conf             17999997997999813654505-36774451057981---597599973130588999999999999985366563---
Q gi|254780828|r   16 TTILTVRKDGVVVIAGDGQVSLG-QTVMKANARKVRRL---GKGNIIAGFAGSSADAFTLLERLEKKLEQYPNQLLR---   88 (190)
Q Consensus        16 TTivgi~~~dgVviAaDtR~S~G-~~v~sr~~~KI~~i---~d~~~~~g~ag~a~d~~~~~~~~~~~~~~~~~~~~~---   88 (190)
T Consensus         1 TYCvgi~l~~GLVf~SDsRTNAGvD~ist--~rKm~~~~~~g~R~ivlltaGNLattQ~Vi~~l~~~~~~~~~~~l~~~~   78 (236)
T cd03765           1 TYCLGIKLDAGLVFASDSRTNAGVDNIST--YRKMFVFSVPGERVIVLLTAGNLATTQAVISLLQRDLEDPEETNLLNAP   78 (236)
T ss_pred             CEEEEEEECCCEEEEECCCCCCCCCCHHH--CEEEEEECCCCCEEEEEECCCCHHHHHHHHHHHHHHHHCCCCCCCCCCC
T ss_conf             95799991688699973774457541200--2214885379978999976786088999999999985158888834456


Q ss_pred             CHHHHHHHH----HHHH-----HH----HHCCCE-EEE--CCCCCCEEEEECCCCCE----ECCCEEEEECCHHHHHHHH
Q ss_conf             067999999----7611-----22----201310-451--37876469980586311----4132799606423457889
Q gi|254780828|r   89 SSVELAKDW----RMDK-----YL----RNLEAM-ILI--ADKTITLVITGMGDVLE----PENGVMAIGSGGSYALSAA  148 (190)
Q Consensus        89 ~~~~~~~~~----~~~~-----y~----~~~~~~-~~~--~~~~~~~~~~~d~~g~~----~~~~~~a~GSGs~~A~g~L  148 (190)
T Consensus        79 ~m~~aA~~vG~~~r~v~~~~~~~l~~~~~~f~as~IlGGQI~g~~p~LflIYpeGNfIeas~dtPf~QIGE-tKYGKPIL  157 (236)
T cd03765          79 TMFDAARYVGETLREVQEQDREALKKAGIDFSASFILGGQIKGEEPRLFLIYPQGNFIEATPDTPFLQIGE-TKYGKPIL  157 (236)
T ss_pred             CHHHHHHHHHHHHHHHHHHHHHHHHHCCCCEEEEEEEEEEECCCCCEEEEEECCCCEEECCCCCCEEEECC-CCCCCCEE
T ss_conf             89999999999999999974566764577624799997316799843899936986186069996588546-56798538


Q ss_pred             HHHHCCCCCHHHHHHHHHHH---H----------HCCCEEECCCEEEE
Q ss_conf             85207899989999999997---5----------40110225956999
Q gi|254780828|r  149 RALMSTQNSAEEIARKAMSI---A----------ADICVYTNHNIVLE  183 (190)
Q Consensus       149 e~~y~~~~sa~ela~~Al~~---A----------~erDvyTgd~i~i~  183 (190)
T Consensus       158 DR~i~~~~sl~~A~K~aLvSfDST~rSNlSVG~PiDl~vY~~dsl~~~  205 (236)
T cd03765         158 DRVITPDTSLEDAAKCALVSMDSTMRSNLSVGPPLDLLVYERDSLQVG  205 (236)
T ss_pred             EEECCCCCCHHHHHHHHHHHHHHHHHHCCCCCCCEEEEEEECCCCCCC
T ss_conf             853579999999999877712555542267689826999977975413