HHsearch alignment for GI: 254781044 and conserved domain: TIGR03290

>TIGR03290 CoB_CoM_SS_C CoB--CoM heterodisulfide reductase, subunit C. The last step in methanogenesis leaves two coenzymes of methanogenesis, CoM and CoB, linked by a disulfide bond. Members of this protein family are the C subunit of the enzyme that reduces the heterodisulfide to CoB-SH and CoM-SH. Similar enzyme complex subunits are found in various other species, but likely act on a different substrate.
Probab=99.61  E-value=5.3e-16  Score=119.62  Aligned_cols=80  Identities=19%  Similarity=0.493  Sum_probs=62.8

Q ss_pred             HHHHHHHCCCHHHCCCEEECCCCCCCHHHHHHHHHHHCCCCCCCHHHHHHHHCCCCCCCCCCCCCCHHHHCCCCCCHHHH
Q ss_conf             88888731313228200102221011478899988516888431388999622866527676647345518997888999
Q gi|254781044|r  167 LYECVMCACCSTSCPSYWWNSDRYLGPAILLQAYRWLIDSRDEFQGERLDNLEDPFRLYRCHTIMNCTQSCPKGLNPAKA  246 (259)
Q Consensus       167 ~~~CI~CG~C~saCP~~~~~~~~flGP~~l~~a~r~~~D~rD~~~~erl~~l~~~~gi~~C~~C~~C~~vCPkgI~~~~~  246 (259)
T Consensus         1 l~~C~qCG~Cta~CP~~~~~-~--~~pR~iir~~~~G~--~--------e~vl~s~~lW~C~tC~~C~~~CP~gV~~~~v   67 (144)
T TIGR03290         1 VKACYQCGTCTGSCPSGRRT-S--YRTRLIIRKALLGL--K--------DEVISDDDLWMCTTCYTCQERCPRDVKITDI   67 (144)
T ss_pred             CCCCCCCCCCCCCCCCCCCC-C--CCHHHHHHHHHCCC--H--------HHHCCCCCCCCCCCCCCHHHHCCCCCCHHHH
T ss_conf             97055799987849999888-9--89899999998688--0--------2330688630384737540134899988999


Q ss_pred             HHHHHHHHHHCCC
Q ss_conf             9999999986129
Q gi|254781044|r  247 IAKIKMMLLDRKI  259 (259)
Q Consensus       247 I~~LRr~~v~rkl  259 (259)
T Consensus        68 I~~lR~~A~~~G~   80 (144)
T TIGR03290        68 IKALRNLAAKKGF   80 (144)
T ss_pred             HHHHHHHHHHCCC
T ss_conf             9999999998599