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Expression|

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Standard Name	sapB
Gene Synonym(s)	ECK1288, b1293, JW1286^[1], JW1286
Product Desc.	SapB^[2]^[3]; Component of peptide uptake ABC transporter^[2]^[3]
Product Synonyms(s)	predicted antimicrobial peptide transporter subunit^[1], membrane component of ABC superfamily^[1], B1293^[2]^[1], SapB^[2]^[1] , ECK1288, JW1286, b1293
Function from GO	<GO_nr />
Knock-Out Phenotype
Regulation/Expression	transcription unit(s): sapF^[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	sapB
Mnemonic	Sensitivity to antimicrobial peptides
Synonyms	ECK1288, b1293, JW1286^[1], JW1286
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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	29.15 minutes	MG1655: 1353494..1352529 <gbrowseImage> name=NC_000913:1352529..1353494 source=MG1655 preset=GeneLocation </gbrowseImage>	EcoCyc GBrowse(MG1655)	FASTA Dump EcoCyc Sequence Dump
REL606		NC_012967: 1353839..1352874 <gbrowseImage> name=NC_012967:1352874..1353839 source=REL606 preset=GeneLocation </gbrowseImage>	GBrowse (REL606)	FASTA Dump
BW2952		NC_012759: 1243378..1244343 <gbrowseImage> name=NC_012759:1243378..1244343 source=BW2952 preset=GeneLocation </gbrowseImage>	GBrowse (BW2952)	FASTA Dump
W3110		W3110: 1357184..1356219 <gbrowseImage> name=NC_007779:1356219..1357184 source=W3110 preset=GeneLocation </gbrowseImage>	GBrowse(W3110)	FASTA Dump
DH10B		DH10B: 1442890..1441925 <gbrowseImage> name=NC_010473:1441925..1442890 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
ΔsapB (Keio:JW1286)	deletion	deletion	PMID:16738554	Shigen CGSC9155^[4]
ΔsapB729::kan			PMID:16738554	CGSC:102868
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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
JW1286	Plasmid clone	Shigen	PMID:16769691 Status:Clone OK Primer 1:GCCATTATCTTCACCTTACGCCG Primer 2:CCTCGTAAGGCATACCATTCCTT
18B6	Kohara Phage	Genobase	PMID:3038334
E14F6	Kohara Phage	Genobase	PMID:3038334
1C2	Kohara Phage	Genobase	PMID:3038334
trpC83::Tn10	Linked marker	CAG18455 = CGSC7371^[4]	est. P1 cotransduction: 24% ^[5] Synonyms:trpB83::Tn10
zcj-233::Tn10	Linked marker	CAG12028 = CGSC7373^[4]	est. P1 cotransduction: 56% ^[5] Synonyms:zci-233::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
EcoCyc	EcoCyc:G2001	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG20255	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002675	Escherichia coli str. K-12 substr. MG1655
NCBI (EcoliWiki Page)	GeneID:946191	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB4156	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0004350	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	SapB
Synonyms	predicted antimicrobial peptide transporter subunit^[1], membrane component of ABC superfamily^[1], B1293^[2]^[1], SapB^[2]^[1] , ECK1288, JW1286, b1293
Product description	SapB^[2]^[3]; Component of peptide uptake ABC transporter^[2]^[3]
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:0005215	transporter activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR000515	F	Seeded from EcoCyc (v14.0)	complete
	GO:0005886	plasma membrane	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0997	C	Seeded from EcoCyc (v14.0)	complete
	GO:0005886	plasma membrane	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-1003	C	Seeded from EcoCyc (v14.0)	complete
	GO:0006810	transport	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR000515	P	Seeded from EcoCyc (v14.0)	complete
	GO:0006810	transport	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0813	P	Seeded from EcoCyc (v14.0)	complete
	GO:0015031	protein transport	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0653	P	Seeded from EcoCyc (v14.0)	complete
	GO:0016020	membrane	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR000515	C	Seeded from EcoCyc (v14.0)	complete
	GO:0016020	membrane	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0472	C	Seeded from EcoCyc (v14.0)	complete
	GO:0016021	integral to membrane	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0812	C	Seeded from EcoCyc (v14.0)	complete
	GO:0016021	integral to membrane	GO_REF:0000023	IEA: Inferred from Electronic Annotation	SP_SL:SL-9909	C	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 peptide uptake ABC transporter	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	Description	Evidence	Reference/Source
plasma membrane	C-terminus localized in the cytoplasm with 6 predicted transmembrane domains	Daley et al. (2005) ^[6]
plasma membrane			From EcoCyc^[3]
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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 MIIFTLRRIL LLIVTLFLLT FVGFSLSYFT PHAPLQGASL WNAWVFWFNG LIHWDFGVSS INGQPIAEQL KEVFPATMEL CILAFGFALI VGIPVGMIAG ITRHKWQDNL INAIALLGFS IPVFWLALLL TLFCSLTLGW LPVSGRFDLL YEVKPITGFA LIDAWLSDSP WRDEMIMSAI RHMILPVITL SVAPTTEVIR LMRISTIEVY DQNYVKAAAT RGLSRFTILR RHVLHNALPP VIPRLGLQFS TMLTLAMITE MVFSWPGLGR WLINAIRQQD YAAISAGVMV CGSLVIIVNV ISDILGAMAN PLKHKEWYAL R
Length	321
Mol. Wt	36.039 kDa
pI	9.0 (calculated)
Extinction coefficient	74,940 - 75,315 (calc based on 6 Y, 12 W, and 3 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	92..315	PF00528 Binding-protein-dependent transport system inner membrane component		PMID:19920124
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<motif_map/>

Click the image to view raw output from TMHMM.

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

Structures

<beststructure> gene=sapB 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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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:16129254	Escherichia coli str. K-12 substr. MG1655
NCBI (Protein) (EcoliWiki Page)	GeneID:946191	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0004350	Escherichia coli str. K-12 substr. MG1655
UniProt (EcoliWiki Page)	UniProtKB/Swiss-Prot:P0AGH3	Escherichia coli str. K-12 substr. MG1655
EcoCyc	EcoCyc:G2001	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG20255	Escherichia coli str. K-12 substr. MG1655
NCBI (Gene) (EcoliWiki Page)	GeneID:946191	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002675	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB4156	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	180	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	48	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	86	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)
sapF
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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_000913:1353474..1353514 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:b1293 (EcoliWiki Page)	NCBI GEO profiles for sapB
microarray	GenExpDB:b1293 (EcoliWiki Page)	Summary of data for sapB 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 sapB Expression

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

Database	Accession	Notes
EcoCyc	EcoCyc:G2001	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB4156	Escherichia coli str. K-12 substr. MG1655
EcoliGenExpDB (EcoliWiki Page)	EcoliGenExpDB:b1293
EcoGene	EcoGene:EG20255	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002675	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0004350	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
Anopheles gambiae	ENSANGP00000027486 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Shigella flexneri	SAPB	From SHIGELLACYC
E. coli O157	SAPB	From ECOO157CYC
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Do-It-Yourself Web Tools

Notes

Families

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

Database	Accession	Notes
Pfam (EcoliWiki Page)	PF00528 Binding-protein-dependent transport system inner membrane component
EcoCyc	EcoCyc:G2001	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG20255	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002675	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB4156	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0004350	Escherichia coli str. K-12 substr. MG1655
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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 ^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 ^4.2 CGSC: The Coli Genetics Stock Center
↑ ^5.0 ^5.1 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).
↑ Daley, DO et al. (2005) Global topology analysis of the Escherichia coli inner membrane proteome. Science 308 1321-3 PubMed

sapB: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 sapB Expression

Notes

Links

Evolution

Homologs in Other Organisms

Do-It-Yourself Web Tools

Notes

Families

Notes

Links

References

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