Reviewed, UniProtKB/Swiss-Prot P03775 (V03_BPT7)

Names and origin

Protein names

Recommended name:
    Gene 0.3 protein

Gene names

Name:

0.3

Organism

Enterobacteria phage T7 (Bacteriophage T7)

Taxonomic identifier

10760 [NCBI]

Taxonomic lineage

Viruses › dsDNA viruses, no RNA stage › Caudovirales › Podoviridae › Autographivirinae › T7-like viruses

Virus host

Escherichia coli [TaxID: 562]

Protein attributes

Sequence length	117 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Evidence at protein level.

General annotation (Comments)

Function

This early gene protein is responsible for protecting the viral genome against degradation by the host restriction endonucleases.

Ontologies

Keywords
Developmental stage	Early protein
Technical term	3D-structure
Gene Ontology (GO)
None. [Check GOA]

Sequence annotation (Features)

Feature key

Position(s)

Length

Description

Graphical view

Feature identifier

Molecule processing

Chain

1 – 117

117

Gene 0.3 protein

PRO_0000106462

Experimental info

Sequence conflict

43

1

D → S in AAA32564. Ref.3

Secondary structure

1

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

117

Helix Strand Turn

Details...

Helix

8 – 25

18

Helix

31 – 33

3

Helix

35 – 45

11

Helix

50 – 57

8

Helix

69 – 71

3

Helix

78 – 96

19

Helix

98 – 106

9

Sequences

	Sequence		Length	Mass (Da)
	P03775-1 [UniParc]. Last modified July 21, 1986. Version 1. Checksum: BB7D3D45068EB17D	FASTA	117	13,809
	10 20 30 40 50 60 MAMSNMTYNN VFDHAYEMLK ENIRYDDIRD TDDLHDAIHM AADNAVPHYY ADIFSVMASE 70 80 90 100 110 GIDLEFEDSG LMPDTKDVIR ILQARIYEQL TIDLWEDAED LLNEYLEEVE EYEEDEE

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Complete nucleotide sequence of bacteriophage T7 DNA and the locations of T7 genetic elements." Dunn J.J., Studier F.W. J. Mol. Biol. 166:477-535(1983) [PubMed: 6864790] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
[2]	"Nucleotide sequence from the genetic left end of bacteriophage T7 DNA to the beginning of gene 4." Dunn J.J., Studier F.W. J. Mol. Biol. 148:303-330(1981) [PubMed: 7310871] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
[3]	"Nucleotide sequence of gene 0.3 of bacteriophage T7." Korobko V.G., Chuvpilo S.A., Kolosov M.N. Bioorg. Khim. 6:1272-1274(1980) Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
[4]	"Nucleotide sequence of gene 0.4 of bacteriophage T7." Korobko V.G., Chuvpilo S.A., Kolosov M.N. Bioorg. Khim. 6:1114-1116(1980) Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA] OF 85-117.
[5]	"Amino acid sequence of the gene 0.3 protein of bacteriophage T7 and nucleotide sequence of its mRNA." Dunn J.J., Elzinga M., Mark K.-K., Studier F.W. J. Biol. Chem. 256:2579-2585(1981) [PubMed: 7007389] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
+	Additional computationally mapped references.

Cross-references

Sequence databases

EMBLGenBankDDBJ

M38334 Genomic DNA. Translation: AAA32564.1.
V01146 Genomic DNA. Translation: CAA24384.1.
V01127 Genomic DNA. Translation: CAA24327.1.

PIR

W0BP37. A43002.

RefSeq

NP_041954.1.

3D structure databases

PDBPDBe

Entry	Method	Resolution (Å)	Chain	Positions	PDBsum
1S7Z	X-ray	1.83	A	1-117	[»]

ModBase

Search...

Genome annotation databases

GeneID

1261063.

GenomeReviews

Gene locus 0.3 in contig V01146_GR.

Family and domain databases

InterPro

IPR014798. Ocr.
[Graphical view]

Pfam

PF08684. ocr. 1 hit.
[Graphical view]

ProDom

PD069042. Ocr. 1 hit.
[Graphical view] [Entries sharing at least one domain]

ProtoNet

Search...

Entry information

Entry name

V03_BPT7

Accession

Primary (citable) accession number: P03775

Entry history

Integrated into UniProtKB/Swiss-Prot:	July 21, 1986
Last sequence update:	July 21, 1986
Last modified:	September 2, 2008
This is version 48 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

Virus (Virus annotation project)