HHsearch alignment for GI: 254780233 and conserved domain: cd04123
>cd04123 Rab21 Rab21 subfamily. The localization and function of Rab21 are not clearly defined, with conflicting data reported. Rab21 has been reported to localize in the ER in human intestinal epithelial cells, with partial colocalization with alpha-glucosidase, a late endosomal/lysosomal marker. More recently, Rab21 was shown to colocalize with and affect the morphology of early endosomes. In Dictyostelium, GTP-bound Rab21, together with two novel LIM domain proteins, LimF and ChLim, has been shown to regulate phagocytosis. 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
Probab=99.19 E-value=1.3e-10 Score=88.97 Aligned_cols=156 Identities=16% Similarity=0.186 Sum_probs=97.8
Q ss_pred EEEEECCCCCCHHHHHHHHHHHCCCCCCCCCCCCEECCCCHHHHHCCCEEEEEEEEEEECCEEEEEECCCCCCCCHHHHH
Q ss_conf 49998546898778899999983961423220000038857798709606467999998997999972898754079999
Q gi|254780233|r 21 NIAIIAHVDHGKTTLVDELLKQSGVFRDNQRVSERVMDCNDLEKERGITILAKVTSIVWNDVRINIVDTPGHADFGGEVE 100 (624)
Q Consensus 21 NiaIiaHvDhGKTTL~d~LL~~sG~~~~~~~v~~~vmD~~~~EreRGITI~a~~~~~~~~~~~iNiiDTPGH~DF~gEVe 100 (624)
T Consensus 2 Ki~vvG~~~vGKTsli~r~~~--~~f~~~~~~--t----------i~~~~~~k~i~~~~~~~~l~iwDt~G~~~~~~~~~ 67 (162)
T cd04123 2 KVVLLGEGRVGKTSLVLRYVE--NKFNEKHES--T----------TQASFFQKTVNIGGKRIDLAIWDTAGQERYHALGP 67 (162)
T ss_pred EEEEECCCCCCHHHHHHHHHH--CCCCCCCCC--C----------CEEEEEEEEEEECCEEEEEEEEECCCCCCCCCCCH
T ss_conf 899999999679999999983--989987677--5----------26479999999999999999995899730355631
Q ss_pred HHHHHHCEEEEEEECCCCCCHHHHHHHHH----HHHCCCCEEEEEECCCCCCCCHHHHHHHHHHHHHHCCCCHHHCCHHH
Q ss_conf 99874217899997687886478999999----99729978999975436674025689999988862267301104266
Q gi|254780233|r 101 RILCMVESVVVLVDAAEGPMPQTKFVVGK----ALKIGLRPIVVVNKVDRSDARADEVINEVFDLFSALDATDAQLDFPI 176 (624)
Q Consensus 101 r~l~~~DgaiLvVdA~eGv~~QT~~vl~~----A~~~~l~~IvvINKiDr~~a~~~~v~~ei~dlf~~l~a~de~ld~Pv 176 (624)
T Consensus 68 ~~~~~a~~~ilv~d~t~~~Sf~~i~~~~~~i~~~~~~~~~iilvgnK~Dl~~~r~v-~~~e~~~~a~~-------~~~~y 139 (162)
T cd04123 68 IYYRDADGAILVYDITDADSFQKVKKWIKELKQMRGNNISLVIVGNKIDLERQRVV-SKSEAEEYAKS-------VGAKH 139 (162)
T ss_pred HHEECCCEEEEEEECCCHHHHHHHHHHHHHHHHHCCCCCCEEEECCCCCCHHHCCC-CHHHHHHHHHH-------CCCEE
T ss_conf 33011445799963899899999999999999876999746866332132540888-99999999998-------29989
Q ss_pred HHHHHHCCEECCCCCCCCCCCCHHHHHHHHCCC
Q ss_conf 887886591646742233486413555321024
Q gi|254780233|r 177 LYGSGRFGWMSDSSDGSRDQGMVPLLNLIVDHV 209 (624)
Q Consensus 177 ~~~Sa~~G~~~~~~~~~~~~gl~~Lld~Ii~~i 209 (624)
T Consensus 140 ~e~Sak~g-----------~nV~e~F~~l~~~i 161 (162)
T cd04123 140 FETSAKTG-----------KGIEELFLSLAKRM 161 (162)
T ss_pred EEEECCCC-----------CCHHHHHHHHHHHH
T ss_conf 99812788-----------19899999999986