Skip Header

You are using a version of Internet Explorer that may not display all features of this website. Please upgrade to a modern browser.
Contribute Send feedback
Read comments (?) or add your own

Q9LD37 (CNG20_ARATH) Reviewed, UniProtKB/Swiss-Prot

Last modified April 16, 2014. Version 96. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Probable cyclic nucleotide-gated ion channel 20, chloroplastic
Alternative name(s):
Cyclic nucleotide-binding transporter 1
Gene names
Name:CNGC20
Synonyms:CNBT1
Ordered Locus Names:At3g17700
ORF Names:MKP6.28
OrganismArabidopsis thaliana (Mouse-ear cress) [Reference proteome]
Taxonomic identifier3702 [NCBI]
Taxonomic lineageEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsmalvidsBrassicalesBrassicaceaeCamelineaeArabidopsis

Protein attributes

Sequence length764 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at transcript level

General annotation (Comments)

Function

Probable cyclic nucleotide-gated ion channel.

Subunit structure

Homotetramer or heterotetramer Potential.

Subcellular location

Plastidchloroplast thylakoid membrane; Multi-pass membrane protein Potential.

Sequence similarities

Belongs to the cyclic nucleotide-gated cation channel (TC 1.A.1.5) family. [View classification]

Contains 1 cyclic nucleotide-binding domain.

Contains 1 IQ domain.

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Transit peptide1 – 2525Chloroplast Potential
Chain26 – 764739Probable cyclic nucleotide-gated ion channel 20, chloroplastic
PRO_0000005556

Regions

Topological domain26 – 204179Stromal Potential
Transmembrane205 – 22521Helical; Name=H1; Potential
Topological domain226 – 24217Lumenal Potential
Transmembrane243 – 26321Helical; Name=H2; Potential
Topological domain264 – 29532Stromal Potential
Transmembrane296 – 31621Helical; Name=H3; Potential
Topological domain317 – 32913Lumenal Potential
Transmembrane330 – 35021Helical; Name=H4; Potential
Topological domain351 – 36616Stromal Potential
Transmembrane367 – 38721Helical; Name=H5; Potential
Topological domain388 – 488101Lumenal Potential
Transmembrane489 – 50921Helical; Name=H6; Potential
Topological domain510 – 764255Stromal Potential
Domain734 – 76330IQ
Nucleotide binding593 – 710118cNMP
Region713 – 72917Calmodulin-binding By similarity

Sites

Binding site6581cNMP By similarity

Sequences

Sequence LengthMass (Da)Tools
Q9LD37 [UniParc].

Last modified October 1, 2000. Version 1.
Checksum: FFFA8175DB76796E

FASTA76486,950
        10         20         30         40         50         60 
MASHNENDDI PMLPISDPSS RTRARAFTSR SRSVSLSNPT SSIEGFDTST VVLGYTGPLR 

        70         80         90        100        110        120 
TQRRPPLVQM SGPLTSTRKH EPLFLPHPSS DSVGVSSQPE RYPSFAALEH KNSSEDEFVL 

       130        140        150        160        170        180 
KHANLLRSGQ LGMCNDPYCT TCPSYYNRKA AQIPTSRVSA LFDSTFHNAL YDDAKGWARR 

       190        200        210        220        230        240 
FASSVNRYLP GIMNPHAKEV QTWTKFFALS CLLAIFIDPL FFFLIKVQEQ NKCIMIDWPM 

       250        260        270        280        290        300 
TKAFVAVRSV TDVIFTMNIL LQFRLAYVAR ESTVVGAGQL VSHPKKIALH YLKGKFFLDL 

       310        320        330        340        350        360 
FIVMPLPQIL ILWIIPAHLG ASGANYAKNL LRAAVLFQYI PKLYRLLPFL AGQTPTGFIF 

       370        380        390        400        410        420 
ESAWANFVIN LLTFMLAGHV VGSCWYLFGL QRVNQCLRNA CGNFGRECQD LIDCGNGNSS 

       430        440        450        460        470        480 
VLVRATWKDN ASANACFQED GFPYGIYLKA VNLTNHSNLF TRYSYSLFWG FQQISTLAGN 

       490        500        510        520        530        540 
QVPSYFLGEV FFTMGIIGLG LLLFALLIGN MQNFLQALGK RNLEMTLRRR DVEQWMSHRR 

       550        560        570        580        590        600 
LPDGIRRRVR EAERFNWAAT RGVNEELLFE NMPDDLQRDI RRHLFKFLKK VRIFSLMDEP 

       610        620        630        640        650        660 
ILDAIRERLK QRTYIGSSTV LHRGGLVEKM VFIVRGEMES IGEDGSVLPL YEGDVCGEEL 

       670        680        690        700        710        720 
LTWCLERSSV NPDGTRIRMP SKGLLSSRNV RCVTNVEAFS LSVADLEDVT SLFSRFLRSH 

       730        740        750        760 
RVQGAIRYDS PYWRLRAARQ IQVAWRYRRR RLHRLCTPQS SYSL 

« Hide

References

« Hide 'large scale' references
[1]"Two genes encoding putative cyclic nucleotide-binding ion transporters from Arabidopsis thaliana."
Wolff P., Palme K.
Submitted (MAY-1999) to the EMBL/GenBank/DDBJ databases
Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA / MRNA].
Strain: cv. Columbia.
[2]"Structural analysis of Arabidopsis thaliana chromosome 3. I. Sequence features of the regions of 4,504,864 bp covered by sixty P1 and TAC clones."
Sato S., Nakamura Y., Kaneko T., Katoh T., Asamizu E., Tabata S.
DNA Res. 7:131-135(2000) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: cv. Columbia.
[3]The Arabidopsis Information Resource (TAIR)
Submitted (APR-2011) to the EMBL/GenBank/DDBJ databases
Cited for: GENOME REANNOTATION.
Strain: cv. Columbia.
[4]"Phylogenetic relationships within cation transporter families of Arabidopsis."
Maeser P., Thomine S., Schroeder J.I., Ward J.M., Hirschi K., Sze H., Talke I.N., Amtmann A., Maathuis F.J.M., Sanders D., Harper J.F., Tchieu J., Gribskov M., Persans M.W., Salt D.E., Kim S.A., Guerinot M.L.
Plant Physiol. 126:1646-1667(2001) [PubMed] [Europe PMC] [Abstract]
Cited for: GENE FAMILY, NOMENCLATURE.
+Additional computationally mapped references.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
AF148541 mRNA. Translation: AAF73128.1.
AF148542 Genomic DNA. Translation: AAF73130.1.
AB022219 Genomic DNA. Translation: BAB02062.1.
CP002686 Genomic DNA. Translation: AEE75994.1.
RefSeqNP_566585.1. NM_112651.4.
UniGeneAt.6293.

3D structure databases

ProteinModelPortalQ9LD37.
SMRQ9LD37. Positions 463-506, 528-729.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

BioGrid6370. 7 interactions.
STRING3702.AT3G17700.1-P.

Proteomic databases

PRIDEQ9LD37.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblPlantsAT3G17700.1; AT3G17700.1; AT3G17700.
GeneID821037.
KEGGath:AT3G17700.

Organism-specific databases

GeneFarm2471. 209.
TAIRAT3G17700.

Phylogenomic databases

eggNOGNOG245622.
HOGENOMHOG000238338.
InParanoidQ9LD37.
KOK05391.
OMAQCLRNAC.
PhylomeDBQ9LD37.
ProtClustDBCLSN2688496.

Gene expression databases

GenevestigatorQ9LD37.

Family and domain databases

Gene3D2.60.120.10. 1 hit.
InterProIPR018490. cNMP-bd-like.
IPR000595. cNMP-bd_dom.
IPR005821. Ion_trans_dom.
IPR014710. RmlC-like_jellyroll.
[Graphical view]
PfamPF00520. Ion_trans. 1 hit.
[Graphical view]
SMARTSM00100. cNMP. 1 hit.
[Graphical view]
SUPFAMSSF51206. SSF51206. 1 hit.
PROSITEPS50042. CNMP_BINDING_3. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameCNG20_ARATH
AccessionPrimary (citable) accession number: Q9LD37
Entry history
Integrated into UniProtKB/Swiss-Prot: November 21, 2003
Last sequence update: October 1, 2000
Last modified: April 16, 2014
This is version 96 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families

Arabidopsis thaliana

Arabidopsis thaliana: entries and gene names