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Gene |

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Expression|

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Standard Name	ivy
Gene Synonym(s)	ECK0221, b0220, JW0210, ykfE, up18^[1]
Product Desc.	YkfE^[2]; inhibitor of vertebrate C-type lysozyme^[3]; Component of inhibitor of vertebrate C-type lysozyme^[3] Inhibitor of C-lysozyme^[4]
Product Synonyms(s)	inhibitor of vertebrate C-lysozyme^[1], Ivy^[2]^[1], YkfE^[2]^[1], B0220^[2]^[1] , ECK0221, JW0210, ykfE, b0220
Function from GO	<GO_nr />
Knock-Out Phenotype
Regulation/Expression	transcription unit(s): ivy^[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	ivy
Mnemonic	Inhibitor of Vertebrate lYsozyme
Synonyms	ECK0221, b0220, JW0210, ykfE, up18^[1]
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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	5.18 minutes	MG1655: 240343..240816 <gbrowseImage> name=NC_000913:240343..240816 source=MG1655 preset=GeneLocation </gbrowseImage>	EcoCyc GBrowse(MG1655)	FASTA Dump EcoCyc Sequence Dump
BW2952		NC_012759: 240342..240815 <gbrowseImage> name=NC_012759:240342..240815 source=BW2952 preset=GeneLocation </gbrowseImage>	GBrowse (BW2952)	FASTA Dump
W3110		W3110: 240343..240816 <gbrowseImage> name=NC_007779:240343..240816 source=W3110 preset=GeneLocation </gbrowseImage>	GBrowse(W3110)	FASTA Dump
DH10B		DH10B: 214447..214920 <gbrowseImage> name=NC_010473:214447..214920 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
Coding Start (SO:0000323)	MG1655	240427	Edman degradation	PMID:8740179 PMID:9868784 PMID:11278658
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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)

Phenotype: Type

Phenotype: Description

Reference

Availability

Comments

ivy(del) (Keio:JW0210)

deletion

PMID:16738554

Shigen

CGSC8448^[5]

ivy-738(del)::kan

PMID:16738554

CGSC:101592

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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
JW0210	Plasmid clone	Shigen	PMID:16769691 Status:Clone OK Primer 1:GCCGGCAGGATAAGCTCGGGAGG Primer 2:CCTTTAAAATTAAAGCCATCCGG
7D5	Kohara Phage	Genobase	PMID:3038334
4A11	Kohara Phage	Genobase	PMID:3038334
yafC502::Tn10	Linked marker	CAG18436 = CGSC7328^[5]	est. P1 cotransduction: 75% ^[6] Synonyms:zae-502::Tn10
proA81::Tn10	Linked marker	CAG18447 = CGSC7330^[5]	est. P1 cotransduction: 49% ^[6]
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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
EcoCyc	EcoCyc:G6104	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG13547	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002724	Escherichia coli str. K-12 substr. MG1655
NCBI (EcoliWiki Page)	GeneID:946530	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB3317	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0000740	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	Ivy
Synonyms	inhibitor of vertebrate C-lysozyme^[1], Ivy^[2]^[1], YkfE^[2]^[1], B0220^[2]^[1] , ECK0221, JW0210, ykfE, b0220
Product description	YkfE^[2]; inhibitor of vertebrate C-type lysozyme^[3]; Component of inhibitor of vertebrate C-type lysozyme^[3] Inhibitor of C-lysozyme^[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
	GO:0042597	periplasmic space	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR014453	C	Seeded from EcoCyc (v14.0)	complete
	GO:0042597	periplasmic space	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0574	C	Seeded from EcoCyc (v14.0)	complete
	GO:0042597	periplasmic space	GO_REF:0000023	IEA: Inferred from Electronic Annotation	SP_SL:SL-0200	C	Seeded from EcoCyc (v14.0)	complete
	GO:0043086	negative regulation of catalytic activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR014453	P	Seeded from EcoCyc (v14.0)	complete
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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	Notes	References	Evidence
Protein	Subunits of inhibitor of vertebrate C-type lysozyme	could be indirect
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Notes

Localization

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

Compartment	Evidence	Reference/Source
periplasm		From EcoCyc^[3]
Periplasm	PMID:11278658	EchoLocation:ivy
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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 MGRISSGGMM FKAITTVAAL VIATSAMAQD DLTISSLAKG ETTKAAFNQM VQGHKLPAWV MKGGTYTPAQ TVTLGDETYQ VMSACKPHDC GSQRIAVMWS EKSNQMTGLF STIDEKTSQE KLTWLNVNDA LSIDGKTVLF AALTGSLENH PDGFNFK
Length	157
Mol. Wt	16.871 kDa
pI	6.7 (calculated)
Extinction coefficient	19,480 - 19,730 (calc based on 2 Y, 3 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
motif	1-28	UniProt Manual:Signal Peptides	UniProt:P0AD59
Domain	37..152	PF08816 Inhibitor of vertebrate lysozyme (Ivy)		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=ivy 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:16128206	Escherichia coli str. K-12 substr. MG1655
NCBI (Protein) (EcoliWiki Page)	GeneID:946530	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0000740	Escherichia coli str. K-12 substr. MG1655
UniProt (EcoliWiki Page)	UniProtKB/Swiss-Prot:P0AD59	Escherichia coli str. K-12 substr. MG1655
EcoCyc	EcoCyc:G6104	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG13547	Escherichia coli str. K-12 substr. MG1655
NCBI (Gene) (EcoliWiki Page)	GeneID:946530	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002724	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB3317	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	Reference(s)
Protein	E. coli K-12 MG1655	1324	molecules/cell/generation	Medium: MOPS Complete Temperature (°C): 37 Doubling time (min): *Growth phase: OD: other:	Ribosome Profiling	PMID: 24766808
Protein	E. coli K-12 MG1655	2267	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	1167	molecules/cell/generation	Medium: MOPS Complete without Methionine Temperature (°C): 37 Doubling time (min): *Growth phase: OD: other:	Ribosome Profiling	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)
ivy
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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_000913:240323..240363 source=MG1655 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:b0220 (EcoliWiki Page)	NCBI GEO profiles for ivy
microarray	GenExpDB:b0220 (EcoliWiki Page)	Summary of data for ivy 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 ivy Expression

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

Database	Accession	Notes
EcoCyc	EcoCyc:G6104	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB3317	Escherichia coli str. K-12 substr. MG1655
EcoliGenExpDB (EcoliWiki Page)	EcoliGenExpDB:b0220
EcoGene	EcoGene:EG13547	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002724	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0000740	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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See Help:Evolution_homologs for help entering or editing information in this section of EcoliWiki.

Organism	Homologs (Statistics)	Comments
Shigella flexneri	YKFE	From SHIGELLACYC
E. coli O157	YKFE	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)	PF08816 Inhibitor of vertebrate lysozyme (Ivy)
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Notes

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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 ^1.8 ^1.9 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 ^2.7 ^2.8 EcoCyc (release 10.6; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
↑ ^3.0 ^3.1 ^3.2 ^3.3 ^3.4 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).

ivy: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 ivy Expression

Notes

Links

Evolution

Homologs in Other Organisms

Notes

Families

Notes

Links

References

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