BBa_K422005

BBa_K422005 Version 1

Component

Source:
http://parts.igem.org/Part:BBa_K422005
Generated By: https://synbiohub.org/public/igem/igem2sbol/1
Created by: Katharina Zwicky
Date created: 2010-10-24 11:00:00
Date modified: 2015-05-08 01:12:28

CheR (AarI A-part)



Types
DnaRegion

Roles
CDS

Coding

Sequences BBa_K422005_sequence (Version 1)

Description

The chemotactic network consists of membrane (methyl accepting chemotaxis proteins: MCPs) and intracellular proteins (Che) as signal transducers and receptors. MCPs sense a minimal difference in input concentration and transduce this information unit to the repsective proteins CheW and CheA, which located inside the cell. The autophosphorylation of CheA mediated by the MCPs is the key step in tumbling induction in response to increased repellent or decreased attractant concentration. The methylation state of the MCPs is influenced by the methyltransferase CheR (transfers a methylgroup to a protein) and the demethylase CheB (cleaves a methyl group off a protein). CheA phosphorylates CheY which then diffuses through the cytoplasm to the flagellar motor protein FliM which as a response induces tumbling. The phosphatase CheZ regulates the signal termination via dephosphorylation of CheYp (the p stands for the phosphorylated form of CheY).

Notes

BBF RFC28: A method for combinatorial multi-part assembly based on the Type IIs restriction enzyme AarI. CheR-A is an A-part compatible for N-Terminal fusion. For more information see [1].

Source

Escherichia coli genome

Sequence Annotation Location Component / Role(s)
AarI N-terminal overhang
AarI C-terminal overhang
CheR A-part
12,15
878,881
16,877
sequence_feature feature/misc
sequence_feature feature/misc
CDS feature/cds
igem#sampleStatus
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synbiohub#topLevel
BBa_K422005/1