Phage f1 III:Gene Product(s)
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| Nomenclature | Function | Interactions | Localization | Sequence | Domains | Structure | Resources | Accessions | Links | References | Suggestions |
Nomenclature
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| Standard name |
attachment protein G3P [1] |
|---|---|
| Synonyms |
III, protein III [2] [3], unnamed protein product [3], Gene 3 protein [1], G3P [1], minor coat protein [1], A protein [4] |
| Product description |
adsorption protein, required for phage to be infectious [5]; necessary to terminate assembly/extrusion of new phage and release completed phage [6] [7] |
| EC number (for enzymes) |
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Notes
Function
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Gene Ontology
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| Qualifier | GO ID | GO term name | Reference | Evidence Code | with/from | Aspect | Notes | Status |
|---|---|---|---|---|---|---|---|---|
| GO:0046753 |
non-lytic viral release |
IMP: Inferred from Mutant Phenotype |
P |
complete | ||||
| GO:0045203 |
integral to membrane |
IDA: Inferred from Direct Assay |
C |
complete | ||||
| GO:0019013 |
viral nucleocapsid |
IDA: Inferred from Direct Assay |
C |
complete | ||||
| GO:0019028 |
viral capsid |
IDA: Inferred from Direct Assay |
C |
complete | ||||
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Interactions <protect> 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 |
Association likely exists prior to assembly |
IPI by co-precipitation; See Figure 9A, lanes 2 to 6, and Figure 9B, lane 4 | ||
|
Protein |
G3P stabilizes G6P |
Figure 2B shows the amount of pVI depends on the amount of pIII supplied; pVI is nearly absent without pIII. | ||
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Notes
Localization
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| Compartment | Description | Evidence | Reference/Source | Notes |
|---|---|---|---|---|
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Notes
Structure and Physical Properties
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Physical Properties
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See Help:Product_physical_properties for help entering or editing information about the physical properties of this gene product.
| Name | |
|---|---|
| Sequence |
MKKLLFAIPL VVPFYSHSAE TVESCLAKPH TENSFTNVWK DDKTLDRYAN YEGCLWNATG VVVCTGDETQ CYGTWVPIGL AIPENEGGGS EGGGSEGGGS EGGGTKPPEY GDTPIPGYTY INPLDGTYPP GTEQNPANPN PSLEESQPLN TFMFQNNRFR NRQGALTVYT GTVTQGTDPV KTYYQYTPVS SKAMYDAYWN GKFRDCAFHS GFNEDPFVCE YQGQSSDLPQ PPVNAGGGSG GGSGGGSEGG GSEGGGSEGG GSEGGGSGGG SGSGDFDYEK MANANKGAMT ENADENALQS DAKGKLDSVA TDYGAAIDGF IGDVSGLANG NGATGDFAGS NSQMAQVGDG DNSPLMNNFR QYLPSLPQSV ECRPFVFGAG KPYEFSIDCD KINLFRGVFA FLLYVATFMY VFSTFANILR NKES |
| Length |
424 |
| Mol. Wt |
44.621 kDa |
| pI |
4.2 (calculated) |
| Extinction coefficient |
53,290 - 54,290 (calc based on 21 Y, 4 W, and 8 C residues) |
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Domains/Motifs/Modification Sites
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Structure <protect> See Help:Product_structure for help entering or editing information in this section of EcoliWiki.
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Structure figures<protect> | ||||||
Notes
Gene Product Resources
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| Resource type | Source | Notes/Reference |
|---|---|---|
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Notes
Accessions in Other Databases
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| Database | Accession | Notes |
|---|---|---|
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Notes
Links
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| Name | URL | Comments |
|---|---|---|
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References
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- ↑ 1.0 1.1 1.2 1.3 UniProt:P69169 (G3P_BPF1) http://www.uniprot.org/uniprot/P69169 Cite error: Invalid
<ref>tag; name "uniprot:P69169" defined multiple times with different content Cite error: Invalid<ref>tag; name "uniprot:P69169" defined multiple times with different content - ↑ NCBI: Bacteriophage f1, complete genome http://www.ncbi.nlm.nih.gov/nuccore/J02448
- ↑ 3.0 3.1 NCBI: Genome of bacteriophage f1 (closely related to phages fd and m13) http://www.ncbi.nlm.nih.gov/nuccore/V00606.1 Cite error: Invalid
<ref>tag; name "V00606.1" defined multiple times with different content - ↑ Grant, RA et al. (1981) Structure of the filamentous bacteriophage fl. Location of the A, C, and D minor coat proteins. J. Biol. Chem. 256 539-46 PubMed
- ↑ Russel, M (1991) Filamentous phage assembly. Mol. Microbiol. 5 1607-13 PubMed
- ↑ Edited by Richard Calendar (2006) The Bacteriophages (Oxford University Press, Oxford, NY) ISBN 0-19-514850-9
- ↑ Bennett, NJ & Rakonjac, J (2006) Unlocking of the filamentous bacteriophage virion during infection is mediated by the C domain of pIII. J. Mol. Biol. 356 266-73 PubMed
- ↑ 8.0 8.1 Rakonjac, J & Model, P (1998) Roles of pIII in filamentous phage assembly. J. Mol. Biol. 282 25-41 PubMed
- ↑ 9.0 9.1 Boeke, JD & Model, P (1982) A prokaryotic membrane anchor sequence: carboxyl terminus of bacteriophage f1 gene III protein retains it in the membrane. Proc. Natl. Acad. Sci. U.S.A. 79 5200-4 PubMed
- ↑ 10.0 10.1 Lin, TC et al. (1980) Isolation and characterization of the C and D proteins coded by gene IX and gene VI in the filamentous bacteriophage fl and fd. J. Biol. Chem. 255 10331-7 PubMed
- ↑ Endemann, H & Model, P (1995) Location of filamentous phage minor coat proteins in phage and in infected cells. J. Mol. Biol. 250 496-506 PubMed
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