Q8Z2Q9 (ASNA_SALTI) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Aspartate--ammonia ligase
EC=6.3.1.1

Alternative name(s):
Asparagine synthetase A

Gene names

Name:	asnA
Ordered Locus Names:	STY3901, t3642

Organism

Salmonella typhi [Complete proteome] [HAMAP]

Taxonomic identifier

90370 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Salmonella

Protein attributes

Sequence length	330 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	ATP + L-aspartate + NH3 = AMP + diphosphate + L-asparagine. HAMAP MF_00555
Pathway	Amino-acid biosynthesis; L-asparagine biosynthesis; L-asparagine from L-aspartate (ammonia route): step 1/1. HAMAP MF_00555
Subunit structure	Homodimer By similarity. HAMAP MF_00555
Subcellular location	Cytoplasm By similarity HAMAP MF_00555.
Sequence similarities	Belongs to the class-II aminoacyl-tRNA synthetase family. AsnA subfamily.

Ontologies

Keywords
Biological process	Amino-acid biosynthesis Asparagine biosynthesis
Cellular component	Cytoplasm
Ligand	ATP-binding Nucleotide-binding
Molecular function	Ligase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	asparagine biosynthetic process Inferred from electronic annotation. Source: UniProtKB-KW tRNA aminoacylation for protein translation Inferred from electronic annotation. Source: InterPro
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	ATP binding Inferred from electronic annotation. Source: UniProtKB-KW aminoacyl-tRNA ligase activity Inferred from electronic annotation. Source: InterPro aspartate-ammonia ligase 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 – 330	330	Aspartate--ammonia ligase HAMAP MF_00555		PRO_0000195886

Sequences

	Sequence		Length	Mass (Da)
	Q8Z2Q9 [UniParc]. Last modified March 1, 2002. Version 1. Checksum: 0C9CB3D79D79DC43	FASTA	330	36,820
	10 20 30 40 50 60 MKTAYIAKQR QISFVKSHFS RQLEERLGLI EVQAPILSRV GDGTQDNLSG CEKAVQVKVK 70 80 90 100 110 120 ALPDAQFEVV HSLAKWKRQT LGQHDFSAGE GLYTHMKALR PDEDRLSPLH SVYVDQWDWE 130 140 150 160 170 180 RVMGDGERQF STLKSTVEAI WAGIKATEAE VHKQFGLAPF LPDQIHFVHS QELLARFPDL 190 200 210 220 230 240 DAKGRERAIA KELGAVFLVG IGGKLSDGRR HDVRAPDYDD WSSASELGYA GLNGDILVWN 250 260 270 280 290 300 PVLEDAFELS SMGIRVDADT LMRQLALTGD EDRLQLEWHQ ALLRGEMPQT IGGGIGQSRL 310 320 330 TMLLLQLPHI GQVQCGVWPA QVRESIPAIL

References

[1]	"Complete genome sequence of a multiple drug resistant Salmonella enterica serovar Typhi CT18." Parkhill J., Dougan G., James K.D., Thomson N.R., Pickard D., Wain J., Churcher C.M., Mungall K.L., Bentley S.D., Holden M.T.G., Sebaihia M., Baker S., Basham D., Brooks K., Chillingworth T., Connerton P., Cronin A., Davis P. , Davies R.M., Dowd L., White N., Farrar J., Feltwell T., Hamlin N., Haque A., Hien T.T., Holroyd S., Jagels K., Krogh A., Larsen T.S., Leather S., Moule S., O'Gaora P., Parry C., Quail M.A., Rutherford K.M., Simmonds M., Skelton J., Stevens K., Whitehead S., Barrell B.G. Nature 413:848-852(2001) [PubMed: 11677608] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: CT18.
[2]	"Comparative genomics of Salmonella enterica serovar Typhi strains Ty2 and CT18." Deng W., Liou S.-R., Plunkett G. III, Mayhew G.F., Rose D.J., Burland V., Kodoyianni V., Schwartz D.C., Blattner F.R. J. Bacteriol. 185:2330-2337(2003) [PubMed: 12644504] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 700931 / Ty2.
+	Additional computationally mapped references.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AL627280 Genomic DNA. Translation: CAD03118.1. AE014613 Genomic DNA. Translation: AAO71139.1.
RefSeq	NP_458066.1. NC_003198.1. NP_807279.1. NC_004631.1.
3D structure databases
ProteinModelPortal	Q8Z2Q9.
SMR	Q8Z2Q9. Positions 4-330.
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	1068327. 1250149.
GenomeReviews	Gene locus t3642 in contig AE014613_GR. Gene locus STY3901 in contig AL513382_GR.
KEGG	stt:t3642. sty:STY3901.
PATRIC	18545986. VBISalEnt120419_3981.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG288146.
OMA	LNDNLNG.
ProtClustDB	PRK05425.
Enzyme and pathway databases
BioCyc	SENT209261:T3642-MONOMER. SENT220341:STY3901-MONOMER.
Family and domain databases
HAMAP	MF_00555. AsnA. [Tree]
InterPro	IPR006195. aa-tRNA-synth_II. IPR004618. AsnA. [Graphical view]
KO	K01914.
Pfam	PF03590. AsnA. 1 hit. [Graphical view]
PIRSF	PIRSF001555. Asp_ammon_ligase. 1 hit.
TIGRFAMs	TIGR00669. AsnA. 1 hit.
PROSITE	PS50862. AA_TRNA_LIGASE_II. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

ASNA_SALTI

Accession

Primary (citable) accession number: Q8Z2Q9

Entry history

Integrated into UniProtKB/Swiss-Prot:	May 27, 2002
Last sequence update:	March 1, 2002
Last modified:	January 25, 2012
This is version 63 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program