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1.A.1.4.3
Inward rectifying, pH-independent K+ channel, KZM1 (Philippar et al., 2003)

Accession Number:Q8VX27
Protein Name:KZM1
Length:757
Molecular Weight:86775.00
Species:Zea mays (Maize) [4577]
Number of TMSs:6
Location1 / Topology2 / Orientation3: Endoplasmic reticulum membrane1 / Multi-pass membrane protein2
Substrate K+

Cross database links:

Pfam: PF00027    PF11834    PF00520   

Gene Ontology

GO:0016021 C:integral to membrane
GO:0005249 F:voltage-gated potassium channel activity
GO:0006813 P:potassium ion transport
GO:0055085 P:transmembrane transport

References (1)

[1] “The K+ channel KZM1 mediates potassium uptake into the phloem and guard cells of the C4 grass Zea mays.”  Philippar K.et.al.   12611901

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)
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FASTA formatted sequence
1:	MPVTCSIYRS SLHPSTPSAC RVERQRKKKK TSMTQAHSKS CFQQFWDGVQ VKRNSGSFTI 
61:	ELLPSLGATI NQSNKLRKFI ISPYDPCYRY WELFLIVLVI YSAWFCPFEL AFLRDLPSKL 
121:	LLAENIVNGF FAVDIVLTFF VAYVDTKTHL LVDDQKRIAV RYLSTWFIFD VCSTAPFQPI 
181:	SLLFTRKGNG LAFKILNMLR LWRLHRVSSL FARLEKDIRF NYFWTRCSKL ISVTLFAVHC 
241:	AGCFNYMIAD RYPDPEKTWI GAVMPTFRSE SLWARYVTAL YWSITTLTTT GYGDLHAENP 
301:	REMLFDICYM LFNLGLTAYL IGNMTNLVVH GTSRTRSFRD SIQSASEFAS RNQLPDKIKQ 
361:	QMLSHFCLQF KTEGLSQQAM LNCLPKGIRS SIAYNLFFTI IRKAYLFHGV SNNFIAELVM 
421:	EVQAEYFPPM EDIMLQNEAA ADIYIIVSGV ANLITTANGN EQVYEKVEEG DMFGEVGALC 
481:	DIPQPFTCRT TTLSQLLRIR KIRLTEIMQE HKEDSKILMN NLFQKLKLHE SLPELKQLDR 
541:	RFMHKYELFH APQEAWLLPQ PYLQYTEHKL EDIGKKIPTF CGDHGSTKLA AETNQMRLTQ 
601:	QGNSHDHGNY MATDGMAGEE GERNEVHINC ETKEVSIHIN SEDCDAASHW QTDHETVRLG 
661:	SSHNTSDGIT MRENQDSSNI KSSNKRVTIH TYPRNAAGSL VQNGKLINLP GSLDEIFEIG 
721:	CQKFPGLRPT KLFSGDYAEI DDISVIRDGD HLFLLRM