HHsearch alignment for GI: 254780321 and conserved domain: cd01864

>cd01864 Rab19 Rab19 subfamily. Rab19 proteins are associated with Golgi stacks. Similarity analysis indicated that Rab41 is closely related to Rab19. However, the function of these Rabs is not yet chracterized. GTPase activating proteins (GAPs) interact with GTP-bound Rab and accelerate the hydrolysis of GTP to GDP. Guanine nucleotide exchange factors (GEFs) interact with GDP-bound Rabs to promote the formation of the GTP-bound state. Rabs are further regulated by guanine nucleotide dissociation inhibitors (GDIs), which facilitate Rab recycling by masking C-terminal lipid binding and promoting cytosolic localization. Most Rab GTPases contain a lipid modification site at the C-terminus, with sequence motifs CC, CXC, or CCX. Lipid binding is essential for membrane attachment, a key feature of most Rab proteins. Due to the presence of truncated sequences in this CD, the lipid modification site is not available for annotation.
Probab=99.33  E-value=3.5e-11  Score=94.52  Aligned_cols=153  Identities=18%  Similarity=0.278  Sum_probs=98.7

Q ss_pred             EEEEECCCCCCHHHHHHHHHHHCCCCCCCCCCCEEECCCHHHHHHCCEEEEEEEEEEEECCCCCEEEEEEEECCCCCHHH
Q ss_conf             79998013898778899999982980544443113058677987195052327999974378843899996178730027
Q gi|254780321|r   13 NFSIVAHIDHGKSTLADRFIQHCRGLTEREMSSQVLDNMDIERERGITIKAQTVRLNYTSTDAKDYQLNLIDTPGHVDFT   92 (606)
Q Consensus        13 N~~IiaHvDhGKTTL~d~lL~~tg~i~~~~~~~~vlD~~~~EreRGITIka~~~~~~~~~~~~~~y~iNlIDTPGH~DF~   92 (606)
T Consensus         5 Kiv~lGd~~vGKTsli~r~~--~~~f~~~~~-~Ti----------~~~~~~k~--i---~~~~~~~~l~iwDtaG~e~~~   66 (165)
T cd01864           5 KIILIGDSNVGKTCVVQRFK--SGTFSERQG-NTI----------GVDFTMKT--L---EIEGKRVKLQIWDTAGQERFR   66 (165)
T ss_pred             EEEEECCCCCCHHHHHHHHH--HCCCCCCCC-CCC----------CEEEEEEE--E---EECCEEEEEEEEECCCCCCCC
T ss_conf             99999999958999999996--499999879-975----------43789999--9---999999999999899983445


Q ss_pred             HHHHHHHHHCCEEEEEEECCCCCCHHHH---HHHHH-HHH---CCCCEEEEECCCCCCCCCCCCHHHHHHHHHH-HHHHH
Q ss_conf             9999999730268999986878865589---99999-997---0996799832678875321133888775553-22321
Q gi|254780321|r   93 YEVSRSLSACEGSLLVVDATQGVEAQTL---ANVYQ-AID---NNHEIITVLNKADLPSADPDRVKKQIEETIG-ISTED  164 (606)
Q Consensus        93 ~EV~r~l~a~dgaiLvVdA~~Gvq~QT~---~~~~~-A~~---~~l~~I~viNKiD~~~A~~e~v~~ei~~~~g-~~~~~  164 (606)
T Consensus        67 ~l~~~~~~~a~~~ilvydit~---~~Sf~~~~~w~~~i~~~~~~~~~iilVGNK~DL~~~r~V-~~~~~~~~a~~~~~~~  142 (165)
T cd01864          67 TITQSYYRSANGAIIAYDITR---RSSFESVPHWIEEVEKYGASNVVLLLIGNKCDLEEQREV-LFEEACTLAEKNGMLA  142 (165)
T ss_pred             CCCHHHEECCCEEEEEECCCC---HHHHHHHHHHHHHHHHHCCCCCCEEEEEECCCHHHHCCC-CHHHHHHHHHHCCCCE
T ss_conf             350755221566699713899---899999999999999876999843888772376862899-9999999999839976


Q ss_pred             HHHHHHHCCCCCCHHHHHHHHHH
Q ss_conf             00011100223200678776321
Q gi|254780321|r  165 ALLVSAKTGEGIPLLLERIVQQL  187 (606)
Q Consensus       165 ii~vSAktG~GV~~LLd~Iv~~i  187 (606)
T Consensus       143 ~~E~SAk~~~nV~e~F~~la~~i  165 (165)
T cd01864         143 VLETSAKESQNVEEAFLLMATEL  165 (165)
T ss_pred             EEEECCCCCCCHHHHHHHHHHHC
T ss_conf             99978885819899999999849