P0A457 (T2A1_NOSS1) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Type-2 restriction enzyme AvaI
Short name=R.AvaI
EC=3.1.21.4

Alternative name(s):
Endonuclease AvaI
Type II restriction enzyme AvaI

Gene names

Name:	avaIR
Ordered Locus Names:	all3631

Organism

Nostoc sp. (strain PCC 7120 / UTEX 2576) [Complete proteome] [HAMAP]

Taxonomic identifier

103690 [NCBI]

Taxonomic lineage

cellular organisms › Bacteria › Cyanobacteria › Nostocales › Nostocaceae › Nostoc

Protein attributes

Sequence length	315 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	Recognizes the double-stranded sequence CYCGRG and cleaves after C-1 By similarity.
Catalytic activity	Endonucleolytic cleavage of DNA to give specific double-stranded fragments with terminal 5'-phosphates.

Ontologies

Keywords
Biological process	Restriction system
Molecular function	Endonuclease Hydrolase Nuclease
Technical term	Complete proteome
Gene Ontology (GO)
Biological_process	DNA restriction-modification system Inferred from electronic annotation. Source: UniProtKB-KW nucleic acid phosphodiester bond hydrolysis Inferred from electronic annotation. Source: GOC
Molecular_function	DNA binding Inferred from electronic annotation. Source: InterPro Type II site-specific deoxyribonuclease activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 315	315	Type-2 restriction enzyme AvaI		PRO_0000077279

Sequences

	Sequence		Length	Mass (Da)
	P0A457 [UniParc]. Last modified March 15, 2005. Version 1. Checksum: 6F22C7CE4D329E33	FASTA	315	35,679
	10 20 30 40 50 60 MPYQYHIQSN DDLVTPYQEV RAGFVALALE RNRKATPFVE QARALKIRVS QIERPQDLLQ 70 80 90 100 110 120 MRDIRPTLLA ASGVSDKAAG HLQEQDKVDA IEGLIQNFLE PAGENFVEEL VYRFLLTRGD 130 140 150 160 170 180 TLGGSMRNVG GILAERKFAR YIISALTLSN TSYKWLDKNS KTWLNQPDDD TDIELRLRGL 190 200 210 220 230 240 SWNLEGRNRT FIYNVNVPIV RKNIDICLFD CRQNEIEKNI ISNPNIYIAL GELKGGIDPA 250 260 270 280 290 300 GADEHWKTAN SALARIRTAF DRHSLKPYTF FVGSAIEKSM AEEIWHQLNS GILTNAANLT 310 QPDQVASLCA WFIQL

References

[1]

"Complete genomic sequence of the filamentous nitrogen-fixing cyanobacterium Anabaena sp. strain PCC 7120." Kaneko T., Nakamura Y., Wolk C.P., Kuritz T., Sasamoto S., Watanabe A., Iriguchi M., Ishikawa A., Kawashima K., Kimura T., Kishida Y., Kohara M., Matsumoto M., Matsuno A., Muraki A., Nakazaki N., Shimpo S., Sugimoto M. , Takazawa M., Yamada M., Yasuda M., Tabata S. DNA Res. 8:205-213(2001) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: PCC 7120 / UTEX 2576.

Cross-references

Sequence databases
EMBL GenBank DDBJ	BA000019 Genomic DNA. Translation: BAB75330.1.
PIR	AH2259.
RefSeq	NP_487671.1. NC_003272.1.
3D structure databases
ProteinModelPortal	P0A457.
SMR	P0A457. Positions 1-315.
ModBase	Search...
Protein-protein interaction databases
STRING	103690.all3631.
Protein family/group databases
REBASE	165. AvaI.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	BAB75330; BAB75330; BAB75330.
GeneID	1107229.
KEGG	ana:all3631.
PATRIC	22777712. VBINosSp37423_4310.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	NOG87055.
HOGENOM	HOG000005547.
KO	K01155.
OMA	AGADEHW.
ProtClustDB	CLSK896010.
Family and domain databases
Gene3D	3.40.91.10. 2 hits.
InterPro	IPR011335. Restrct_endonuc-II-like. IPR015277. Restrct_endonuc_II_AvaI/BsoBI. IPR011544. Restrct_endonuc_II_Cfr10/BsoB1. [Graphical view]
Pfam	PF09194. Endonuc-BsobI. 1 hit. [Graphical view]
ProDom	PD040871. Restrict_endonuc_II_AvaI/BsoBI. 1 hit. [Graphical view] [Entries sharing at least one domain]
SUPFAM	SSF52980. Restrict_endonuc_II-like_core. 1 hit.
ProtoNet	Search...

Entry information

Entry name

T2A1_NOSS1

Accession

Primary (citable) accession number: P0A457
Secondary accession number(s): P70803

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 15, 2005
Last sequence update:	March 15, 2005
Last modified:	May 1, 2013
This is version 49 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program