Definition Methanocaldococcus jannaschii DSM 2661 chromosome, complete genome.
Accession NC_000909
Length 1,664,970

Click here to switch to the map view.

The map label for this gene is kch [C]

Identifier: 15668310

GI number: 15668310

Start: 137244

End: 138245

Strand: Direct

Name: kch [C]

Synonym: MJ0138.1

Alternate gene names: 15668310

Gene position: 137244-138245 (Clockwise)

Preceding gene: 15668309

Following gene: 15668312

Centisome position: 8.24

GC content: 32.83

Gene sequence:

>1002_bases
ATGGAAACTTATGAGAAGATAGAGCTTGGTATAATAGTTATCATCTTACTCATCTTAATTGAATCAGTAATATTAATGAC
AGTTGAAGGCTGGGACTTTTTCACAGCCTTTTATACTGCTGTTGTTACAATATCAACAGTTGGTTATGGAGATTACACTC
CACAAACATTTCTTGGAAAACTTTCAGTTATAATTTACATATTTGCAGGTGTTGGAGCAGTTGCATATACTATGGGAAAC
ATTGCAAGTTTTTTCATTGAAGGGCATTTTAGAAAATACTTCAGGTTGAGAAAGATGATGGACAGAATTAAAAAACTAAA
TAACCATTATATCATCTGCGGTTATGGAAGATTAGGAAAAGTAATAGCTGAAGAGTTTAAAAAATGTAATATTCCATTTG
TTATCATTGATTCAGATGAAAAATTATTAGAAGAAGCTCTTGAGAAAGACCCAAATCTTATCTGCATTGTTGGAGATGCA
ACATCAGACGATATTTTAAAAAAGGCAAAGATTGAAAAAGCTAAAGGATTGATTTCAGTAGTTTCATCAGATGCTGAAAA
CGTTTTCATAACCTTATCAGCAAAAAAGTTAAATCCAAACATCTACATAGTCGCAAAAGCAGAAAAGCCATCAACGTTGG
ATAAACTAATAAAAGCAGGAGCTGATAGGGCGGTTTGCCCCTATATAGTTGGAGGAATGGAAATTGCAAGAATAGCTATA
AATCCCGATATTGTTGAATTTATCCATTCCTTAGTGGCTACAGAAGAGGATATGGAAGTTAGAAGATACATTGTAAAAAA
TAAAGAACTTGATAACAAACTTTTAAAGGATTCTGGCATTAGGGAAAAAACTGGAGCCACAATTTTAGCAGTTAAAAAAG
GAGATAAAACAATTACAAGTCCTCCTCCTGACACAGTAATTAATATTGGAGACATCATTTATGCCTTTGGGACTAAAGAA
CAGCTTGAGAAGTTAAAAAGATATGTTGAGGGAGTAGAATAA

Upstream 100 bases:

>100_bases
ACCAAAAACAGATGCTGGGAAGCTAATAATAATATTCTCAGTCCTATTCTTTATATCTGGTTTAATAACCTCTTTACAAA
AGGCATTAAAGGGAGATTAA

Downstream 100 bases:

>100_bases
ACTAAAAATAGAAAATGGGGCTCGGGAGATACAAATGAAACTTTTAGAAAAAGTTTCATCAAAATGGAATGGGTATTCAG
AAAAAGGTCTAAAATTATTG

Product: potassium channel protein

Products: K (I) [Cytoplasm] [C]

Alternate protein names: MjK1

Number of amino acids: Translated: 333; Mature: 333

Protein sequence:

>333_residues
METYEKIELGIIVIILLILIESVILMTVEGWDFFTAFYTAVVTISTVGYGDYTPQTFLGKLSVIIYIFAGVGAVAYTMGN
IASFFIEGHFRKYFRLRKMMDRIKKLNNHYIICGYGRLGKVIAEEFKKCNIPFVIIDSDEKLLEEALEKDPNLICIVGDA
TSDDILKKAKIEKAKGLISVVSSDAENVFITLSAKKLNPNIYIVAKAEKPSTLDKLIKAGADRAVCPYIVGGMEIARIAI
NPDIVEFIHSLVATEEDMEVRRYIVKNKELDNKLLKDSGIREKTGATILAVKKGDKTITSPPPDTVINIGDIIYAFGTKE
QLEKLKRYVEGVE

Sequences:

>Translated_333_residues
METYEKIELGIIVIILLILIESVILMTVEGWDFFTAFYTAVVTISTVGYGDYTPQTFLGKLSVIIYIFAGVGAVAYTMGN
IASFFIEGHFRKYFRLRKMMDRIKKLNNHYIICGYGRLGKVIAEEFKKCNIPFVIIDSDEKLLEEALEKDPNLICIVGDA
TSDDILKKAKIEKAKGLISVVSSDAENVFITLSAKKLNPNIYIVAKAEKPSTLDKLIKAGADRAVCPYIVGGMEIARIAI
NPDIVEFIHSLVATEEDMEVRRYIVKNKELDNKLLKDSGIREKTGATILAVKKGDKTITSPPPDTVINIGDIIYAFGTKE
QLEKLKRYVEGVE
>Mature_333_residues
METYEKIELGIIVIILLILIESVILMTVEGWDFFTAFYTAVVTISTVGYGDYTPQTFLGKLSVIIYIFAGVGAVAYTMGN
IASFFIEGHFRKYFRLRKMMDRIKKLNNHYIICGYGRLGKVIAEEFKKCNIPFVIIDSDEKLLEEALEKDPNLICIVGDA
TSDDILKKAKIEKAKGLISVVSSDAENVFITLSAKKLNPNIYIVAKAEKPSTLDKLIKAGADRAVCPYIVGGMEIARIAI
NPDIVEFIHSLVATEEDMEVRRYIVKNKELDNKLLKDSGIREKTGATILAVKKGDKTITSPPPDTVINIGDIIYAFGTKE
QLEKLKRYVEGVE

Specific function: Potassium channel protein. Seems to conduct potassium at low membrane potentials

COG id: COG1226

COG function: function code P; Kef-type K+ transport systems, predicted NAD-binding component

Gene ontology:

Cell location: Cell membrane; Multi-pass membrane protein (Probable)

Metaboloic importance: Non_Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Contains 1 RCK N-terminal domain

Homologues:

Organism=Escherichia coli, GI1787503, Length=240, Percent_Identity=27.5, Blast_Score=94, Evalue=2e-20,
Organism=Escherichia coli, GI1786685, Length=130, Percent_Identity=31.5384615384615, Blast_Score=71, Evalue=1e-13,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): MJK1_METJA (Q57604)

Other databases:

- EMBL:   L77117
- PIR:   D64317
- RefSeq:   NP_247106.1
- ProteinModelPortal:   Q57604
- SMR:   Q57604
- GeneID:   1450981
- GenomeReviews:   L77117_GR
- KEGG:   mja:MJ_0138.1
- NMPDR:   fig|243232.1.peg.143
- TIGR:   MJ0138.1
- HOGENOM:   HBG476698
- OMA:   DFFTAFY
- ProtClustDB:   CLSK876085
- BioCyc:   MJAN243232:MJ_0138.1-MONOMER
- GO:   GO:0005488
- InterPro:   IPR013099
- InterPro:   IPR003280
- InterPro:   IPR016040
- InterPro:   IPR006037
- InterPro:   IPR003148
- Gene3D:   G3DSA:3.40.50.720
- PRINTS:   PR01333

Pfam domain/function: PF07885 Ion_trans_2; PF02080 TrkA_C; PF02254 TrkA_N

EC number: NA

Molecular weight: Translated: 37150; Mature: 37150

Theoretical pI: Translated: 6.78; Mature: 6.78

Prosite motif: PS51202 RCK_C; PS51201 RCK_N

Important sites: NA

Signals:

None

Transmembrane regions:

HASH(0xb9f05e0)-; HASH(0xbcecfc8)-;

Cys/Met content:

1.2 %Cys     (Translated Protein)
2.1 %Met     (Translated Protein)
3.3 %Cys+Met (Translated Protein)
1.2 %Cys     (Mature Protein)
2.1 %Met     (Mature Protein)
3.3 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
METYEKIELGIIVIILLILIESVILMTVEGWDFFTAFYTAVVTISTVGYGDYTPQTFLGK
CCCHHHHHHHHHHHHHHHHHHHHHHEEECCCHHHHHHHHHHHHHEECCCCCCCHHHHHHH
LSVIIYIFAGVGAVAYTMGNIASFFIEGHFRKYFRLRKMMDRIKKLNNHYIICGYGRLGK
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCEEEEECCHHHH
VIAEEFKKCNIPFVIIDSDEKLLEEALEKDPNLICIVGDATSDDILKKAKIEKAKGLISV
HHHHHHHHCCCCEEEECCCHHHHHHHHHCCCCEEEEECCCCCHHHHHHHHHHHHHHHHHH
VSSDAENVFITLSAKKLNPNIYIVAKAEKPSTLDKLIKAGADRAVCPYIVGGMEIARIAI
HCCCCCEEEEEEEEEECCCCEEEEEECCCCHHHHHHHHCCCCCCCCHHHHCCCEEEEEEE
NPDIVEFIHSLVATEEDMEVRRYIVKNKELDNKLLKDSGIREKTGATILAVKKGDKTITS
CHHHHHHHHHHHCCCHHHHHHHHHHHCCHHHHHHHHCCCCCCCCCCEEEEEECCCCCCCC
PPPDTVINIGDIIYAFGTKEQLEKLKRYVEGVE
CCCCCEEECCCEEEECCCHHHHHHHHHHHCCCH
>Mature Secondary Structure
METYEKIELGIIVIILLILIESVILMTVEGWDFFTAFYTAVVTISTVGYGDYTPQTFLGK
CCCHHHHHHHHHHHHHHHHHHHHHHEEECCCHHHHHHHHHHHHHEECCCCCCCHHHHHHH
LSVIIYIFAGVGAVAYTMGNIASFFIEGHFRKYFRLRKMMDRIKKLNNHYIICGYGRLGK
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCEEEEECCHHHH
VIAEEFKKCNIPFVIIDSDEKLLEEALEKDPNLICIVGDATSDDILKKAKIEKAKGLISV
HHHHHHHHCCCCEEEECCCHHHHHHHHHCCCCEEEEECCCCCHHHHHHHHHHHHHHHHHH
VSSDAENVFITLSAKKLNPNIYIVAKAEKPSTLDKLIKAGADRAVCPYIVGGMEIARIAI
HCCCCCEEEEEEEEEECCCCEEEEEECCCCHHHHHHHHCCCCCCCCHHHHCCCEEEEEEE
NPDIVEFIHSLVATEEDMEVRRYIVKNKELDNKLLKDSGIREKTGATILAVKKGDKTITS
CHHHHHHHHHHHCCCHHHHHHHHHHHCCHHHHHHHHCCCCCCCCCCEEEEEECCCCCCCC
PPPDTVINIGDIIYAFGTKEQLEKLKRYVEGVE
CCCCCEEECCCEEEECCCHHHHHHHHHHHCCCH

PDB accession: NA

Resolution: NA

Structure class: Alpha Beta

Cofactors: NA

Metal ions: NA

Kcat value (1/min): NA

Specific activity: NA

Km value (mM): NA

Substrates: K (I) [Periplasm] [C]

Specific reaction: K (I) [Periplasm] = K (I) [Cytoplasm] [C]

General reaction: NA

Inhibitor: NA

Structure determination priority: 7.0

TargetDB status: NA

Availability: NA

References: 8688087