RPSBLAST alignment for GI: 254780924 and conserved domain: pfam00999

>gnl|CDD|144551 pfam00999, Na_H_Exchanger, Sodium/hydrogen exchanger family. Na/H antiporters are key transporters in maintaining the pH of actively metabolising cells. The molecular mechanisms of antiport are unclear. These antiporters contain 10-12 transmembrane regions (M) at the amino-terminus and a large cytoplasmic region at the carboxyl terminus. The transmembrane regions M3-M12 share identity with other members of the family. The M6 and M7 regions are highly conserved. Thus, this is thought to be the region that is involved in the transport of sodium and hydrogen ions. The cytoplasmic region has little similarity throughout the family. Length = 371
 Score =  187 bits (477), Expect = 7e-48
 Identities = 111/396 (28%), Positives = 193/396 (48%), Gaps = 33/396 (8%)

Query: 4   IIWGFVLAFIFGAIANRCRLPTLIGYLVAGILVGPRTPGFVASQSLVP-ALAEIGIILLM 62
            +   +LA + G +A R  LP ++G ++AGIL+GP   G V    L    LAE+G+  L+
Sbjct: 1   AVLLILLALLAGLLARRLGLPPVVGLILAGILLGPSGLGLVEPDELDLEVLAELGLPFLL 60

Query: 63  FGVGLHFSVKDLISVRGIALPGALIQIILGTALGAL---MGMVMGWSLGGSVVFGLALSI 119
           F  GL   +++L       L  AL+ ++L   L  L   +   +G  L  +++FG ALS 
Sbjct: 61  FLAGLELDLRELRKNGKSILLLALLGVLLPFLLIGLLLALLGGLGIPLLEALLFGAALSA 120

Query: 120 ASTVVLLKALQENRILETDRGKIAVGWLIVEDLIIVLALVLIPAAATNYSAEPSSMTHPW 179
            S VV+L  L+E   L T  G + +G  ++ D + V+ L ++ A A              
Sbjct: 121 TSPVVVLAILKERGRLNTRLGTLILGESVLNDAVAVVLLAVLLALAGVGG---------- 170

Query: 180 TSFITQQMGFEVGMPGLIMITLLKVVAFIGVMLIFGRRVIPWI--LHMIFYTGSRELFRL 237
                             +  LL +   + +  +    V  W+  L   F +G REL  L
Sbjct: 171 ---------------LSDLGLLLLIFLVVALGGLLLGLVFGWLLRLITRFTSGDRELEVL 215

Query: 238 GVLAIALGFAYGSSKLFGVSLSLGAFFAGMILAESELSQSAAQESLPLRDAFS-VLFFIS 296
            VLA+AL  A   ++L G+S  LGAF AG++L+    +   +++  P        LFF+ 
Sbjct: 216 LVLALALL-AALLAELLGLSGILGAFLAGLVLSNYAFANELSEKLEPFGYGLFLPLFFVL 274

Query: 297 VGMMFNPDILISNPILLMMAVIIVIIGKALIAFIVVIAFGRSVATALTIAASLSQIGEFS 356
           VG+  +  +L+S  +L+++ ++ +++GK L  F++    G S+  AL +     Q G  S
Sbjct: 275 VGLSLDLSLLLSLLLLVLLLLVAILLGKLLGVFLLARLLGLSLREALIVGFGGLQRGAVS 334

Query: 357 FILANLGVELGILPDQARDLILASSIISIILNPLVF 392
             LA +G++LG++  +   L++A  +++ +L PL+ 
Sbjct: 335 LALAAIGLQLGLIDRELYTLLVAVVLLTTLLKPLLK 370