TCDB is operated by the Saier Lab Bioinformatics Group
« See all members of the family


1.A.1.23.2
Root nuclear envelope CASTOR: homomeric ion channel (preference of cations such as K+ over anions) (Charpentier et al., 2008) (62% identical to 1.A.1.23.1).

Accession Number:Q5H8A6
Protein Name:Putative ion channel CASTOR, chloroplastic
Length:853
Molecular Weight:95180.00
Species:Lotus japonicus [34305]
Number of TMSs:4
Location1 / Topology2 / Orientation3: Plastid1 / Multi-pass membrane protein2
Substrate K+

Cross database links:

Pfam: PF06241   

Gene Ontology

GO:0031969 C:chloroplast membrane
GO:0016021 C:integral to membrane
GO:0005488 F:binding
GO:0003824 F:catalytic activity
GO:0005216 F:ion channel activity
GO:0006811 P:ion transport
GO:0008152 P:metabolic process

References (1)

[1] “Plastid proteins crucial for symbiotic fungal and bacterial entry into plant roots.”  Imaizumi-Anraku H.et.al.   15616514

External Searches:

  • Search: DB with
  • BLAST ExPASy (Swiss Institute of Bioinformatics (SIB) BLAST)
  • CDD Search (Conserved Domain Database)
  • Search COGs (Clusters of Orthologous Groups of proteins)
  • 2° Structure (Network Protein Sequence Analysis)

Analyze:

Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
Window Size: Angle:  
FASTA formatted sequence
1:	MSLDSEVSVS SSSGRDWFFP SPSFFRSSPS QYGRRFHTNS NTHSAPSSTY PSGIRHRRRV 
61:	KFSRTPTTSS NEKPQISIVS DKPSAISKNN LNWLSQFGLQ FALVTLTIVF LLLLLLRNTH 
121:	LESQVNKLQG EILRLHACHQ LDTLNVSSST AHKSQDTHPC SCENFKRNLA LFLSFMLLLI 
181:	PLIIFKYIDY VSRSRLSENI SEQVSLNKQI AYRVDVFLSV YPYAKPLVLL VATLLLIFLG 
241:	GLTLFGVTTE DLGHCLWLSW TYVADSGNHA SSEGIGPRLV AVSISFGGML IFAMMLGLVS 
301:	DAISEKFDSL RKGKSEVVEQ NHTLILGWSD KLGSLLNQLA IANESLGGGT IAVMAERDKE 
361:	DMELDIGKME FDFKGTSVIC RSGSPLILAD LKKVSVSKAR TIIVLAEDGN ADQSDARALR 
421:	TVLSLTGVKE GLRGHIVVEM SDLDNEVLVK LVGGDLVETV VAHDVIGRLM IQCARQPGLA 
481:	QIWEDILGFE NCEFYIKRWP QLDGMLFEDV LISFPAAIPC GIKVASYGGK IILNPDDSYV 
541:	LQEGDEVLVI AEDDDTYAPA PLPMVRRGSL PKDFVYPKSP ERILFCGWRR DMEDMITVLD 
601:	ASLAPDSELW MFNDVPEKER EKKLIDGGLD ISRLENISLV NREGNAVIRR HLESLPLESF 
661:	DSILILADES VEDSAIQADS RSLATLLLIR DIQARRLPYV AMASQTQGGN FSKGSWIGEM 
721:	KQASDKTVII SEILDPRTKN LLSMSKISDY VLSNELVSMA LAMVAEDRQI NDVLEELFAE 
781:	EGNEMHIRQA DIYLREGEEM SFYEIMLRAR QRREILIGYR LANAERAVIN PPAKTGRRKW 
841:	SLKDVFVVIT EKE