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On One Page

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Gene |

Product(s) |

Expression|

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Standard Name	casB
Gene Synonym(s)	ECK2754, b2759, JW2729, ygcK^[1], cse2, JW2729, ygcK
Product Desc.	predicted protein^[2]^[3] Function unknown^[4]
Product Synonyms(s)	predicted protein^[1], B2759^[2]^[1], YgcK^[2]^[1] , cse2, ECK2754, JW2729, ygcK, b2759
Function from GO	<GO_nr />
Knock-Out Phenotype
Regulation/Expression	transcription unit(s): ygbF^[2]
Regulation/Activity
Quick Links
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Notes

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Gene

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Nomenclature

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See Help:Gene_nomenclature for help with entering information in the Gene Nomenclature table.

Standard name	casB
Mnemonic	CRISPR associated CRISP-associated
Synonyms	ECK2754, b2759, JW2729, ygcK^[1], cse2, JW2729, ygcK
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Notes

Location(s) and DNA Sequence

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<protect> See Help:Gene_location for help entering information in the Gene Location and DNA sequence table.

Strain	Map location	Genome coordinates	Genome browsers	Sequence links
MG1655	62.08 minutes	MG1655: 2880659..2880177 <gbrowseImage> name=NC_000913:2880177..2880659 source=MG1655 preset=GeneLocation </gbrowseImage>	EcoCyc GBrowse(MG1655)	FASTA Dump EcoCyc Sequence Dump
BW2952		NC_012759: 2765989..2766471 <gbrowseImage> name=NC_012759:2765989..2766471 source=BW2952 preset=GeneLocation </gbrowseImage>	GBrowse (BW2952)	FASTA Dump
W3110		W3110: 2881293..2880811 <gbrowseImage> name=NC_007779:2880811..2881293 source=W3110 preset=GeneLocation </gbrowseImage>	GBrowse(W3110)	FASTA Dump
DH10B		DH10B: 2973201..2972719 <gbrowseImage> name=NC_010473:2972719..2973201 source=DH10B preset=GeneLocation </gbrowseImage>	GBrowse(DH10B)	FASTA Dump
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Notes

Sequence Features

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See Help:Gene_sequence_features for help in entering sequence features in EcoliWiki.

Feature Type	Strain	Genomic Location	Evidence	Reference	Notes
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Notes

Alleles and Phenotypes

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See Help:Gene_alleles for how to enter or edit alleles and phenotypes in EcoliWiki.

Allele	Nt change(s)	AA change(s)	Reference	Availability
ΔygcK (Keio:JW2729)	deletion	deletion	PMID:16738554	Shigen CGSC10146^[5]
ΔygcK761::kan			PMID:16738554	CGSC:104910
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Notes

Genetic Interactions

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Interactor	Interaction	Allele	Score(s)	Reference(s)	Accessions	Notes
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Notes

Genetic Resources

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See Help:Gene_resources for help entering information into the Genetic Resources table.

Resource	Resource Type	Source	Notes/Reference
JW2729	Plasmid clone	Shigen	PMID:16769691 Status:Clone OK Primer 1:GCCGCTGATGAAATTGATGCAAT Primer 2:CCgGCATTTTTGTTTGTGGTCAA
6C8	Kohara Phage	Genobase	PMID:3038334
9A10	Kohara Phage	Genobase	PMID:3038334
srlD3131::Tn10	Linked marker	CAG18642 = CGSC7423^[5]	est. P1 cotransduction: 7% ^[6] Synonyms:zfh-3131::Tn10, zfi-3131::Tn10
cysI95::Tn10	Linked marker	CAG12173 = CGSC7425^[5]	est. P1 cotransduction: 83% ^[6] Synonyms:cysC95::Tn10
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Notes

Accessions in Other Databases

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See Help:Gene_accessions for help with entering information into the Gene Accessions table.

Database	Accession	Notes
EcoliGenExpDB (EcoliWiki Page)	EcoliGenExpDB:b2759
EcoCyc (EcoliWiki Page)	ECOCYC:G7429	Escherichia coli str. K-12 substr. MG1655
NCBI (EcoliWiki Page)	GeneID:947223	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:	Escherichia coli str. K-12 substr. MG1655
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Notes

Links

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Name	URL	Comments
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Product(s)

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Nomenclature

See Help:Product_nomenclature for help entering or editing information in this section of EcoliWiki.

Standard name	CasB
Synonyms	predicted protein^[1], B2759^[2]^[1], YgcK^[2]^[1] , cse2, ECK2754, JW2729, ygcK, b2759
Product description	predicted protein^[2]^[3] Function unknown^[4]
EC number (for enzymes)
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Notes

Function

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<protect> Gene Ontology
See Help:Gene_ontology for help entering or editing GO terms and GO annotations in EcoliWiki.

Qualifier	GO ID	GO term name	Reference	Evidence Code	with/from	Aspect	Notes	Status
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Interactions See Help:Product_interactions for help entering or editing information about gene product interactions in this section of EcoliWiki.

Partner Type	Partner	References	Evidence
Protein	ycgE	PMID:16606699	Experiment(s):EBI-1143850
Protein	rplQ	PMID:16606699	Experiment(s):EBI-1143850
Protein	rplD	PMID:16606699	Experiment(s):EBI-1143850
Protein	groL	PMID:16606699	Experiment(s):EBI-1143850
Protein	rpsI	PMID:16606699	Experiment(s):EBI-1143850
Protein	nadE	PMID:16606699	Experiment(s):EBI-1143850
Protein	ompL	PMID:16606699	Experiment(s):EBI-1143850
Protein	rplB	PMID:16606699	Experiment(s):EBI-1143850
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Notes

Localization

See Help:Product_localization for how to add or edit information in this section of EcoliWiki.

Compartment	Description	Evidence	Reference/Source	Notes
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Notes

Structure and Physical Properties

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<protect> Physical Properties See Help:Product_physical_properties for help entering or editing information about the physical properties of this gene product.

Name
Sequence	at EcoCyc MADEIDAMAL YRAWQQLDNG SCAQIRRVSE PDELRDIPAF YRLVQPFGWE NPRHQQALLR MVFCLSAGKN VIRHQDKKSE QTTGISLGRA LANSGRINER RIFQLIRADR TADMVQLRRL LTHAEPVLDW PLMARMLTWW GKRERQQLLE DFVLTTNKNA
Length	160
Mol. Wt	18.701 kDa
pI	10.0 (calculated)
Extinction coefficient	30,480 - 30,730 (calc based on 2 Y, 5 W, and 2 C residues)
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Domains/Motifs/Modification Sites

See Help:Product_domains_motifs for help entering or editing information in this section of EcoliWiki.

Type	Residues	Description	Notes	References
Domain	20..153	PF09485 CRISPR-associated protein Cse2 (CRISPR_cse2)		PMID:19920124
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<motif_map/>

Structure
See Help:Product_structure for help entering or editing information in this section of EcoliWiki.

Structures

<beststructure> gene=ygcK taxon=562,83333 </beststructure>

Models

View models at:

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Structure figures

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Notes

Gene Product Resources

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See Help:Product_resources for help with entering or editing information in this section of EcoliWiki.

Resource type	Source	Notes/Reference
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Notes

Accessions in Other Databases

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See Help:Gene_accessions for help with entering information into the Gene Accessions table.

Database	Accession	Notes
NCBI (Protein) (EcoliWiki Page)	GI:16130666	Escherichia coli str. K-12 substr. MG1655
NCBI (Protein) (EcoliWiki Page)	GeneID:947223	Escherichia coli str. K-12 substr. MG1655
UniProt (EcoliWiki Page)	UniProtKB/Swiss-Prot:P76632	Escherichia coli str. K-12 substr. MG1655
NCBI (Gene) (EcoliWiki Page)	GeneID:947223	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:	Escherichia coli str. K-12 substr. MG1655
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Notes

Links

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Name	URL	Comments
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Expression

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Overview

This is a placeholder for a summary statement on how expression of this gene product is regulated. You can help EcoliWiki by becoming a user and writing/editing this statement.

Cellular Levels

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See Help:Cellular levels

Molecule	Organism or Strain	Value	Units	Experimental Conditions	Assay used	Notes	Reference(s)
Protein	E. coli K-12 MG1655	11^a	molecules/cell/generation	Medium: MOPS Complete Temperature (°C): 37 Doubling time (min): *Growth phase: OD: other:	Ribosome Profiling	Low confidence in the sequencing data set.	PMID: 24766808
Protein	E. coli K-12 MG1655	15	molecules/cell/generation	Medium: MOPS Minimal Temperature (°C): 37 Doubling time (min): *Growth phase: OD: other:	Ribosome Profiling		PMID: 24766808
Protein	E. coli K-12 MG1655	40^a	molecules/cell/generation	Medium: MOPS Complete without Methionine Temperature (°C): 37 Doubling time (min): *Growth phase: OD: other:	Ribosome Profiling	Low confidence in the sequencing data set.	PMID: 24766808
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Notes

Transcription and Transcriptional Regulation

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See Help:Expression_transcription for help entering or editing information in this section of EcoliWiki.

Transcription unit(s)
ygbF
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Figure courtesy of RegulonDB

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Notes

This is a placeholder for a summary statement about how transcription of this gene is regulated. You can help EcoliWiki by becoming a user and writing/editing this statement.

Translation and Regulation of Translation

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<protect><gbrowseImage> name=NC_000913:2880639..2880679 source=MG1655 flip=1 type=Gene+DNA_+Protein preset=Nterminus </gbrowseImage> This picture shows the sequence around the N-terminus.

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Notes

This is a placeholder for a summary statement about how translation of this gene product is regulated. You can help EcoliWiki by becoming a user and writing/editing this statement.

Turnover and Regulation of Turnover

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Notes

This is a placeholder for a summary statement about turnover of this gene product. You can help EcoliWiki by becoming a user and writing/editing this statement.

Experimental

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<protect> Mutations Affecting Expression See Help:Expression_mutations for help entering or editing information in this section of EcoliWiki.

Allele Name	Mutation	Phenotype	Reference
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Expression Studies See Help:Expression_studies for help entering or editing information in this section of EcoliWiki.

Type	Reference	Notes
microarray	GEO Profiles:b2759 (EcoliWiki Page)	NCBI GEO profiles for ygcK
microarray	GenExpDB:b2759 (EcoliWiki Page)	Summary of data for ygcK from multiple microarray studies
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Expression Resources See Help:Expression_resources for help entering or editing information in this section of EcoliWiki.

Resource Name	Resource Type	Description	Source	Notes
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Notes

Accessions Related to casB Expression

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See Help:Gene_accessions for help with entering information into the Gene Accessions table.

Database	Accession	Notes
EcoliGenExpDB (EcoliWiki Page)	EcoliGenExpDB:b2759
RegulonDB	RegulonDB:	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:	Escherichia coli str. K-12 substr. MG1655
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Notes

Links

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Name	URL	Comments
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Evolution

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Homologs in Other Organisms

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Do-It-Yourself Web Tools

Notes

Families

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See Help:Evolution_homologs for help entering or editing information in this section of EcoliWiki.

Organism	Homologs (Statistics)	Comments
E. coli O157	Z4067	From ECOO157CYC
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Notes

Families

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<protect> See Help:Evolution_families for help entering or editing information in this section of EcoliWiki.

Database	Accession	Notes
Pfam (EcoliWiki Page)	PF09485 CRISPR-associated protein Cse2 (CRISPR_cse2)
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Notes

Links

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Name	URL	Comments
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References

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See Help:References for how to manage references in EcoliWiki.

↑ ^1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 ^1.6 ^1.7 Riley, M. et al. (2006) Nucleic Acids Res 34:1-6 (corrected supplemental data from B. Wanner)
↑ ^2.0 ^2.1 ^2.2 ^2.3 ^2.4 ^2.5 ^2.6 EcoCyc (release 10.6; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
↑ ^3.0 ^3.1 EcoCyc (release 11.1; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
↑ ^4.0 ^4.1 EcoGene: Rudd, KE (2000) EcoGene: a genome sequence database for Escherichia coli K-12. Nucleic Acids Res 28:60-4.
↑ ^5.0 ^5.1 ^5.2 CGSC: The Coli Genetics Stock Center
↑ ^6.0 ^6.1 The Tn10 insertion sites determined by Nichols et al. 1998 (PMID:9829956) were reannotated by alignment with E. coli K-12 genome sequence (GenBank accession NC_000913). P1 contransduction frequencies were calculated using the formula of Wu (PMID:5338813).

casB:On One Page

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Notes

Gene

Nomenclature

Notes

Location(s) and DNA Sequence

Notes

Sequence Features

Notes

Alleles and Phenotypes

Notes

Genetic Interactions

Notes

Genetic Resources

Notes

Accessions in Other Databases

Notes

Links

Product(s)

Nomenclature

Notes

Function

Notes

Localization

Notes

Structure and Physical Properties

Structure figures

Notes

Gene Product Resources

Notes

Accessions in Other Databases

Notes

Links

Expression

Overview

Cellular Levels

Notes

Transcription and Transcriptional Regulation

Notes

Translation and Regulation of Translation

Notes

Turnover and Regulation of Turnover

Notes

Experimental

Notes

Accessions Related to casB Expression

Notes

Links

Evolution

Homologs in Other Organisms

Do-It-Yourself Web Tools

Notes

Families

Notes

Families

Notes

Links

References

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