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O54852

- KCNH7_RAT

UniProt

O54852 - KCNH7_RAT

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Protein

Potassium voltage-gated channel subfamily H member 7

Gene

Kcnh7

Organism
Rattus norvegicus (Rat)
Status
Reviewed - Annotation score: 5 out of 5- Experimental evidence at protein leveli

Functioni

Pore-forming (alpha) subunit of voltage-gated potassium channel. Channel properties may be modulated by cAMP and subunit assembly.

Regions

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Nucleotide bindingi745 – 862118cNMPAdd
BLAST

GO - Molecular functioni

  1. inward rectifier potassium channel activity Source: RGD
  2. potassium channel activity Source: RGD
  3. signal transducer activity Source: InterPro
  4. voltage-gated potassium channel activity Source: RGD

GO - Biological processi

  1. circadian rhythm Source: RGD
  2. potassium ion transmembrane transport Source: RefGenome
  3. potassium ion transport Source: RGD
  4. protein heterooligomerization Source: RGD
  5. regulation of membrane potential Source: RefGenome
Complete GO annotation...

Keywords - Molecular functioni

Ion channel, Potassium channel, Voltage-gated channel

Keywords - Biological processi

Ion transport, Potassium transport, Transport

Keywords - Ligandi

Potassium

Enzyme and pathway databases

ReactomeiREACT_199159. Voltage gated Potassium channels.

Protein family/group databases

TCDBi1.A.1.20.3. the voltage-gated ion channel (vic) superfamily.

Names & Taxonomyi

Protein namesi
Recommended name:
Potassium voltage-gated channel subfamily H member 7
Alternative name(s):
Ether-a-go-go-related gene potassium channel 3
Short name:
ERG-3
Short name:
Eag-related protein 3
Short name:
Ether-a-go-go-related protein 3
Voltage-gated potassium channel subunit Kv11.3
Gene namesi
Name:Kcnh7
Synonyms:Erg3
OrganismiRattus norvegicus (Rat)
Taxonomic identifieri10116 [NCBI]
Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresGliresRodentiaSciurognathiMuroideaMuridaeMurinaeRattus
ProteomesiUP000002494: Chromosome 3

Organism-specific databases

RGDi621112. Kcnh7.

Subcellular locationi

Topology

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Topological domaini1 – 412412CytoplasmicSequence AnalysisAdd
BLAST
Transmembranei413 – 43321Helical; Name=Segment S1Sequence AnalysisAdd
BLAST
Topological domaini434 – 44916ExtracellularSequence AnalysisAdd
BLAST
Transmembranei450 – 47021Helical; Name=Segment S2Sequence AnalysisAdd
BLAST
Topological domaini471 – 49424CytoplasmicSequence AnalysisAdd
BLAST
Transmembranei495 – 51521Helical; Name=Segment S3Sequence AnalysisAdd
BLAST
Topological domaini516 – 5216ExtracellularSequence Analysis
Transmembranei522 – 54221Helical; Voltage-sensor; Name=Segment S4Sequence AnalysisAdd
BLAST
Topological domaini543 – 5497CytoplasmicSequence Analysis
Transmembranei550 – 57021Helical; Name=Segment S5Sequence AnalysisAdd
BLAST
Topological domaini571 – 61444ExtracellularSequence AnalysisAdd
BLAST
Intramembranei615 – 63521Pore-forming; Name=Segment H5Sequence AnalysisAdd
BLAST
Topological domaini636 – 6416ExtracellularSequence Analysis
Transmembranei642 – 66221Helical; Name=Segment S6Sequence AnalysisAdd
BLAST
Topological domaini663 – 1195533CytoplasmicSequence AnalysisAdd
BLAST

GO - Cellular componenti

  1. integral component of plasma membrane Source: RefGenome
Complete GO annotation...

Keywords - Cellular componenti

Membrane

Pathology & Biotechi

Mutagenesis

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Mutagenesisi480 – 4801E → S: Lower channel activity.

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 11951195Potassium voltage-gated channel subfamily H member 7PRO_0000054017Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Glycosylationi600 – 6001N-linked (GlcNAc...)Sequence Analysis

Keywords - PTMi

Glycoprotein

Proteomic databases

PaxDbiO54852.

PTM databases

PhosphoSiteiO54852.

Expressioni

Tissue specificityi

Detected in total brain, in superior cervical, mesenteric and celiac ganglia, and at very low levels in retina. Found in pituitary.1 Publication

Gene expression databases

GenevestigatoriO54852.

Interactioni

Subunit structurei

The potassium channel is probably composed of a homo- or heterotetrameric complex of pore-forming alpha subunits that can associate with modulating beta subunits. Heteromultimer with KCNH2/ERG1 and KCNH6/ERG2.

Protein-protein interaction databases

BioGridi250984. 1 interaction.
STRINGi10116.ENSRNOP00000009920.

Structurei

3D structure databases

ProteinModelPortaliO54852.
SMRiO54852. Positions 26-135, 572-614.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Domaini41 – 7030PASAdd
BLAST
Domaini92 – 14453PACAdd
BLAST

Motif

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Motifi627 – 6326Selectivity filterBy similarity

Domaini

The segment S4 is probably the voltage-sensor and is characterized by a series of positively charged amino acids at every third position.

Sequence similaritiesi

Contains 1 cyclic nucleotide-binding domain.PROSITE-ProRule annotation
Contains 1 PAS (PER-ARNT-SIM) domain.Curated

Keywords - Domaini

Transmembrane, Transmembrane helix

Phylogenomic databases

eggNOGiCOG2202.
GeneTreeiENSGT00760000118772.
HOGENOMiHOG000230793.
HOVERGENiHBG052232.
InParanoidiO54852.
KOiK04910.
OMAiESQMTTD.
OrthoDBiEOG75B879.
PhylomeDBiO54852.
TreeFamiTF313130.

Family and domain databases

Gene3Di2.60.120.10. 1 hit.
InterProiIPR018490. cNMP-bd-like.
IPR000595. cNMP-bd_dom.
IPR005821. Ion_trans_dom.
IPR003938. K_chnl_volt-dep_EAG/ELK/ERG.
IPR003967. K_chnl_volt-dep_ERG.
IPR001610. PAC.
IPR000014. PAS.
IPR014710. RmlC-like_jellyroll.
[Graphical view]
PfamiPF00027. cNMP_binding. 1 hit.
PF00520. Ion_trans. 1 hit.
PF13426. PAS_9. 1 hit.
[Graphical view]
PRINTSiPR01463. EAGCHANLFMLY.
PR01470. ERGCHANNEL.
SMARTiSM00100. cNMP. 1 hit.
SM00086. PAC. 1 hit.
SM00091. PAS. 1 hit.
[Graphical view]
SUPFAMiSSF51206. SSF51206. 1 hit.
SSF55785. SSF55785. 1 hit.
TIGRFAMsiTIGR00229. sensory_box. 1 hit.
PROSITEiPS50042. CNMP_BINDING_3. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

O54852-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MPVRRGHVAP QNTFLGTIIR KFEGQNKKFI IANARVQNCA IIYCNDGFCE
60 70 80 90 100
MTGFSRPDVM QKPCTCDFLH GPETKRHDIA QIAQALLGSE ERKVEVTYYH
110 120 130 140 150
KNGSTFICNT HIIPVKNQEG VAMMFIINFE YVTDEDNAAS PERVNPILPV
160 170 180 190 200
KSVNRKLFGF KFPGLRVLTY RKQSLPQEDP DVVVIDSSKH SDDSVAMKHF
210 220 230 240 250
KSPTKESCSP SEADDTKALI QPSQCSPLVN ISGPLDHSSP KRQWDRLYPD
260 270 280 290 300
MLQSSSQLTH SRSRESLCSI RRASSVHDIE GFNVHPKNIF RDRHASEDNG
310 320 330 340 350
RNVKGPFNHI KSSLLGSTSD SNLNKYSTIN KIPQLTLNFS DVKTEKKNTS
360 370 380 390 400
PPSSDKTIIA PKVKERTHNV TEKVTQVLSL GADVLPEYKL QTPRINKFTI
410 420 430 440 450
LHYSPFKAVW DWLILLLVIY TAIFTPYSAA FLLNDREEQK RRECGYSCSP
460 470 480 490 500
LNVVDLIVDI MFIIDILINF RTTYVNQNEE VVSDPAKIAV HYFKGWFLID
510 520 530 540 550
MVAAIPFDLL IFGSGSDETT TLIGLLKTAR LLRLVRVARK LDRYSEYGAA
560 570 580 590 600
VLMLLMCIFA LIAHWLACIW YAIGNVERPY LTDKIGWLDS LGTQIGKRYN
610 620 630 640 650
DSDSSSGPSI KDKYVTALYF TFSSLTSVGF GNVSPNTNSE KIFSICVMLI
660 670 680 690 700
GSLMYASIFG NVSAIIQRLY SGTARYHMQM LRVKEFIRFH QIPNPLRQRL
710 720 730 740 750
EEYFQHAWTY TNGIDMNMVL KGFPECLQAD ICLHLNQTLL QNCKAFRGAS
760 770 780 790 800
KGCLRALAMK FKTTHAPPGD TLVHCGDVLT ALYFLSRGSI EILKDDIVVA
810 820 830 840 850
ILGKNDIFGE MVHLYAKPGK SNADVRALTY CDLHKIQRED LLEVLDMYPE
860 870 880 890 900
FSDHFLTNLE LTFNLRHESA KSQSINDSEG DTCKLRRRRL SFESEGDKDF
910 920 930 940 950
SKENSANDAD DSTDTIRRYQ SSKKHFEEKK SRSSSFISSI DDEQKPLFLG
960 970 980 990 1000
TVDSTPRMVK ASRHHGEEAA PPSGRIHTDK RSHSCKDITD THSWEREHAR
1010 1020 1030 1040 1050
AQPEECSPSG LQRAAWGISE TESDLTYGEV EQRLDLLQEQ LNRLESQMTT
1060 1070 1080 1090 1100
DIQAILQLLQ KQTTVVPPAY SMVTAGAEYQ RPILRLLRTS HPRASIKTDR
1110 1120 1130 1140 1150
SFSPSSQCPE FLDLEKSKLK SKESLSSGKR LNTASEDNLT SLLKQDSDAS
1160 1170 1180 1190
SELDPRQRKS YLHPIRHPSL PDSSLSTVGI LGLHRHVSDP GLPGK
Length:1,195
Mass (Da):134,901
Last modified:June 1, 1998 - v1
Checksum:iBA24C54BB86C59B7
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AF016191 mRNA. Translation: AAB94741.1.
RefSeqiNP_571987.1. NM_131912.1.
UniGeneiRn.10874.

Genome annotation databases

EnsembliENSRNOT00000009920; ENSRNOP00000009920; ENSRNOG00000007528.
GeneIDi170739.
KEGGirno:170739.
UCSCiRGD:621112. rat.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AF016191 mRNA. Translation: AAB94741.1 .
RefSeqi NP_571987.1. NM_131912.1.
UniGenei Rn.10874.

3D structure databases

ProteinModelPortali O54852.
SMRi O54852. Positions 26-135, 572-614.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

BioGridi 250984. 1 interaction.
STRINGi 10116.ENSRNOP00000009920.

Chemistry

GuidetoPHARMACOLOGYi 574.

Protein family/group databases

TCDBi 1.A.1.20.3. the voltage-gated ion channel (vic) superfamily.

PTM databases

PhosphoSitei O54852.

Proteomic databases

PaxDbi O54852.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

Ensembli ENSRNOT00000009920 ; ENSRNOP00000009920 ; ENSRNOG00000007528 .
GeneIDi 170739.
KEGGi rno:170739.
UCSCi RGD:621112. rat.

Organism-specific databases

CTDi 90134.
RGDi 621112. Kcnh7.

Phylogenomic databases

eggNOGi COG2202.
GeneTreei ENSGT00760000118772.
HOGENOMi HOG000230793.
HOVERGENi HBG052232.
InParanoidi O54852.
KOi K04910.
OMAi ESQMTTD.
OrthoDBi EOG75B879.
PhylomeDBi O54852.
TreeFami TF313130.

Enzyme and pathway databases

Reactomei REACT_199159. Voltage gated Potassium channels.

Miscellaneous databases

NextBioi 621207.
PROi O54852.

Gene expression databases

Genevestigatori O54852.

Family and domain databases

Gene3Di 2.60.120.10. 1 hit.
InterProi IPR018490. cNMP-bd-like.
IPR000595. cNMP-bd_dom.
IPR005821. Ion_trans_dom.
IPR003938. K_chnl_volt-dep_EAG/ELK/ERG.
IPR003967. K_chnl_volt-dep_ERG.
IPR001610. PAC.
IPR000014. PAS.
IPR014710. RmlC-like_jellyroll.
[Graphical view ]
Pfami PF00027. cNMP_binding. 1 hit.
PF00520. Ion_trans. 1 hit.
PF13426. PAS_9. 1 hit.
[Graphical view ]
PRINTSi PR01463. EAGCHANLFMLY.
PR01470. ERGCHANNEL.
SMARTi SM00100. cNMP. 1 hit.
SM00086. PAC. 1 hit.
SM00091. PAS. 1 hit.
[Graphical view ]
SUPFAMi SSF51206. SSF51206. 1 hit.
SSF55785. SSF55785. 1 hit.
TIGRFAMsi TIGR00229. sensory_box. 1 hit.
PROSITEi PS50042. CNMP_BINDING_3. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. "Identification of two nervous system-specific members of the erg potassium channel gene family."
    Shi W., Wymore R.S., Wang H.-S., Pan Z., Cohen I.S., McKinnon D., Dixon J.E.
    J. Neurosci. 17:9423-9432(1997) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [MRNA].
  2. "Expression of mRNA for voltage-dependent and inward-rectifying K channels in GH3/B6 cells and rat pituitary."
    Wulfsen I., Hauber H.-P., Schiemann D., Bauer C.K., Schwarz J.R.
    J. Neuroendocrinol. 12:263-272(2000) [PubMed] [Europe PMC] [Abstract]
    Cited for: TISSUE SPECIFICITY.
  3. "Erg1, erg2 and erg3 K channel subunits are able to form heteromultimers."
    Wimmers S., Wulfsen I., Bauer C.K., Schwarz J.R.
    Pflugers Arch. 441:450-455(2001) [PubMed] [Europe PMC] [Abstract]
    Cited for: INTERACTION WITH KCNH2 AND KCNH6.

Entry informationi

Entry nameiKCNH7_RAT
AccessioniPrimary (citable) accession number: O54852
Entry historyi
Integrated into UniProtKB/Swiss-Prot: November 28, 2002
Last sequence update: June 1, 1998
Last modified: October 29, 2014
This is version 122 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programChordata Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3