UniProtKB - A7ZKW2 (NHAP2_ECO24)
Protein
K(+)/H(+) antiporter NhaP2
Gene
nhaP2
Organism
Escherichia coli O139:H28 (strain E24377A / ETEC)
Status
Functioni
K+/H+ antiporter that extrudes potassium in exchange for external protons and maintains the internal concentration of potassium under toxic levels.UniRule annotation
GO - Molecular functioni
- flavin adenine dinucleotide binding Source: InterPro
- potassium:proton antiporter activity Source: UniProtKB-UniRule
GO - Biological processi
- cell volume homeostasis Source: InterPro
Keywordsi
Biological process | Antiport, Ion transport, Potassium transport, Transport |
Ligand | Potassium |
Names & Taxonomyi
Protein namesi | Recommended name: K(+)/H(+) antiporter NhaP2UniRule annotationAlternative name(s): Potassium/proton antiporter NhaP2UniRule annotation |
Gene namesi | Name:nhaP2UniRule annotation Synonyms:cvrA Ordered Locus Names:EcE24377A_1336 |
Organismi | Escherichia coli O139:H28 (strain E24377A / ETEC) |
Taxonomic identifieri | 331111 [NCBI] |
Taxonomic lineagei | Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacterales › Enterobacteriaceae › Escherichia › |
Proteomesi |
|
Subcellular locationi
- Cell inner membrane UniRule annotation; Multi-pass membrane protein UniRule annotation
Topology
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Transmembranei | 6 – 26 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 30 – 50 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 58 – 78 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 87 – 107 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 119 – 141 | HelicalUniRule annotationAdd BLAST | 23 | |
Transmembranei | 156 – 176 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 185 – 205 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 216 – 236 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 237 – 257 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 270 – 290 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 293 – 313 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 334 – 354 | HelicalUniRule annotationAdd BLAST | 21 | |
Transmembranei | 363 – 383 | HelicalUniRule annotationAdd BLAST | 21 |
GO - Cellular componenti
- cell Source: GOC
- integral component of plasma membrane Source: UniProtKB-UniRule
Keywords - Cellular componenti
Cell inner membrane, Cell membrane, MembranePTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
ChainiPRO_1000064663 | 1 – 578 | K(+)/H(+) antiporter NhaP2Add BLAST | 578 |
Family & Domainsi
Domains and Repeats
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Domaini | 403 – 485 | RCK C-terminalUniRule annotationAdd BLAST | 83 |
Sequence similaritiesi
Belongs to the monovalent cation:proton antiporter 1 (CPA1) transporter (TC 2.A.36) family. NhaP2 subfamily. [View classification]UniRule annotation
Keywords - Domaini
Transmembrane, Transmembrane helixPhylogenomic databases
HOGENOMi | HOG000019567 |
KOi | K11105 |
OMAi | QIGMFVL |
Family and domain databases
Gene3Di | 1.20.1530.20, 1 hit 3.30.465.10, 1 hit 3.30.70.1450, 1 hit |
HAMAPi | MF_01075 NhaP2, 1 hit |
InterProi | View protein in InterPro IPR006153 Cation/H_exchanger IPR036318 FAD-bd_PCMH-like_sf IPR016169 FAD-bd_PCMH_sub2 IPR038770 Na+/solute_symporter_sf IPR030151 NhaP IPR023729 NhaP2 IPR006037 RCK_C IPR036721 RCK_C_sf IPR005170 Transptr-assoc_dom |
PANTHERi | PTHR32507:SF7 PTHR32507:SF7, 1 hit |
Pfami | View protein in Pfam PF03471 CorC_HlyC, 1 hit PF00999 Na_H_Exchanger, 1 hit PF02080 TrkA_C, 1 hit |
SMARTi | View protein in SMART SM01091 CorC_HlyC, 1 hit |
SUPFAMi | SSF116726 SSF116726, 1 hit SSF56176 SSF56176, 1 hit |
PROSITEi | View protein in PROSITE PS51202 RCK_C, 1 hit |
i Sequence
Sequence statusi: Complete.
A7ZKW2-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MDATTIISLF ILGSILVTSS ILLSSFSSRL GIPILVIFLA IGMLAGVDGV
60 70 80 90 100
GGIPFDNYPF AYMVSNLALA IILLDGGMRT QASSFRVALG PALSLATLGV
110 120 130 140 150
LITSGLTGMM AAWLFNLDLI EGLLIGAIVG STDAAAVFSL LGGKGLNERV
160 170 180 190 200
GSTLEIESGS NDPMAVFLTI TLIAMIQQHE SSVSWMFVVD ILQQFGLGIV
210 220 230 240 250
IGLGGGYLLL QMINRIALPA GLYPLLALSG GILIFALTTA LEGSGILAVY
260 270 280 290 300
LCGFLLGNRP IRNRYGILQN FDGLAWLAQI AMFLVLGLLV NPSDLLPIAI
310 320 330 340 350
PALILSAWMI FFARPLSVFA GLLPFRGFNL RERVFISWVG LRGAVPIILA
360 370 380 390 400
VFPMMAGLEN ARLFFNVAFF VVLVSLLLQG TSLSWAAKKA KVVVPPVGRP
410 420 430 440 450
VSRVGLDIHP ENPWEQFVYQ LSADKWCVGA ALRDLHMPKE TRIAALFRDN
460 470 480 490 500
QLLHPTGSTR LREGDVLCVI GRERDLPALG KLFSQSPPVA LDQRFFGDFI
510 520 530 540 550
LEASAKYADV ALIYGLEDGR EYRDKQQTLG EIVQQLLGAA PVVGDQVEFA
560 570
GMIWTVAEKE DNEVLKIGVR VAEEEAES
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | CP000800 Genomic DNA Translation: ABV16987.1 |
RefSeqi | WP_000340206.1, NC_009801.1 |
Genome annotation databases
EnsemblBacteriai | ABV16987; ABV16987; EcE24377A_1336 |
KEGGi | ecw:EcE24377A_1336 |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | CP000800 Genomic DNA Translation: ABV16987.1 |
RefSeqi | WP_000340206.1, NC_009801.1 |
3D structure databases
ModBasei | Search... |
SWISS-MODEL-Workspacei | Submit a new modelling project... |
Genome annotation databases
EnsemblBacteriai | ABV16987; ABV16987; EcE24377A_1336 |
KEGGi | ecw:EcE24377A_1336 |
Phylogenomic databases
HOGENOMi | HOG000019567 |
KOi | K11105 |
OMAi | QIGMFVL |
Family and domain databases
Gene3Di | 1.20.1530.20, 1 hit 3.30.465.10, 1 hit 3.30.70.1450, 1 hit |
HAMAPi | MF_01075 NhaP2, 1 hit |
InterProi | View protein in InterPro IPR006153 Cation/H_exchanger IPR036318 FAD-bd_PCMH-like_sf IPR016169 FAD-bd_PCMH_sub2 IPR038770 Na+/solute_symporter_sf IPR030151 NhaP IPR023729 NhaP2 IPR006037 RCK_C IPR036721 RCK_C_sf IPR005170 Transptr-assoc_dom |
PANTHERi | PTHR32507:SF7 PTHR32507:SF7, 1 hit |
Pfami | View protein in Pfam PF03471 CorC_HlyC, 1 hit PF00999 Na_H_Exchanger, 1 hit PF02080 TrkA_C, 1 hit |
SMARTi | View protein in SMART SM01091 CorC_HlyC, 1 hit |
SUPFAMi | SSF116726 SSF116726, 1 hit SSF56176 SSF56176, 1 hit |
PROSITEi | View protein in PROSITE PS51202 RCK_C, 1 hit |
ProtoNeti | Search... |
MobiDBi | Search... |
Entry informationi
Entry namei | NHAP2_ECO24 | |
Accessioni | A7ZKW2Primary (citable) accession number: A7ZKW2 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | February 5, 2008 |
Last sequence update: | October 23, 2007 | |
Last modified: | November 13, 2019 | |
This is version 77 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Prokaryotic Protein Annotation Program |
Miscellaneousi
Keywords - Technical termi
Complete proteomeDocuments
- SIMILARITY comments
Index of protein domains and families