P03704 (VRPI_BPT7) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Bacterial RNA polymerase inhibitor

Gene names

Name:

2

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	64 AA.
Sequence status	Complete.
Protein existence	Evidence at protein level

General annotation (Comments)

Function

Bacterial RNA polymerase inhibitor, which is expressed in the late stage of lytic development, is also essential for continuous synthesis of phage DNA and functions in the packaging of the viral genome into the mature phage particle.

Ontologies

Keywords
Technical term	3D-structure Complete proteome Reference proteome
Gene Ontology (GO)
None. [Check GOA]

Sequence annotation (Features)

Feature key

Position(s)

Length

Description

Graphical view

Feature identifier

Molecule processing

Chain

1 – 64

64

Bacterial RNA polymerase inhibitor

PRO_0000106481

Secondary structure

1

.

.

.

.

.

.

.

.

.

.

.

64

Helix Strand Turn

Details...

Beta strand

11 – 13

3

Beta strand

15 – 21

7

Beta strand

26 – 32

7

Helix

36 – 46

11

Beta strand

53 – 59

7

Sequences

	Sequence		Length	Mass (Da)
	P03704 [UniParc]. Last modified July 21, 1986. Version 1. Checksum: D42C11A4C116862F	FASTA	64	7,175
	10 20 30 40 50 60 MSNVNTGSLS VDNKKFWATV ESSEHSFEVP IYAETLDEAL ELAEWQYVPA GFEVTRVRPC VAPK

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].
+	Additional computationally mapped references.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ

V01146 Genomic DNA. Translation: CAA24399.1.
V01127 Genomic DNA. Translation: CAA24342.1.

PIR

JRBP27. G94615.

RefSeq

NP_041969.1. NC_001604.1.

3D structure databases

PDBe
RCSB PDB
PDBj

Entry	Method	Resolution (Å)	Chain	Positions	PDBsum
2WNM	NMR	-	A	1-64	[»]

ModBase

Search...

Protocols and materials databases

StructuralBiologyKnowledgebase

Search...

Genome annotation databases

GeneID

1261073.

Phylogenomic databases

ProtClustDB

PHA0457.

Family and domain databases

InterPro

IPR016412. Phage_T7_Gp2.
[Graphical view]

PIRSF

PIRSF004348. RNA_polymerase_inhibitor_gp2. 1 hit.

ProtoNet

Search...

Entry information

Entry name

VRPI_BPT7

Accession

Primary (citable) accession number: P03704

Entry history

Integrated into UniProtKB/Swiss-Prot:	July 21, 1986
Last sequence update:	July 21, 1986
Last modified:	September 21, 2011
This is version 43 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Viral Protein Annotation Program