Reviewed, UniProtKB/Swiss-Prot A1R2A8 (PURA_ARTAT)

Names and origin

Protein names

Recommended name:
    Adenylosuccinate synthetase
    EC=6.3.4.4
Alternative name(s):
    IMP--aspartate ligase
    AdSS
    AMPSase

Gene names

Name:	purA
Ordered Locus Names:	AAur_0563

Organism

Arthrobacter aurescens (strain TC1) [Complete proteome] [HAMAP]

Taxonomic identifier

290340 [NCBI]

Taxonomic lineage

Bacteria › Actinobacteria › Actinobacteridae › Actinomycetales › Micrococcineae › Micrococcaceae › Arthrobacter

Protein attributes

Sequence length	429 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Plays an important role in the de novo pathway of purine nucleotide biosynthesis. HAMAP MF_00011
Catalytic activity	GTP + IMP + L-aspartate = GDP + phosphate + N(6)-(1,2-dicarboxyethyl)-AMP. HAMAP MF_00011
Cofactor	Binds 1 magnesium ion per subunit By similarity.
Pathway	Purine metabolism; AMP biosynthesis via de novo pathway; AMP from IMP: step 1/2. HAMAP MF_00011
Subunit structure	Homodimer By similarity.
Subcellular location	Cytoplasm By similarity.
Sequence similarities	Belongs to the adenylosuccinate synthetase family.

Ontologies

Keywords
Biological process	Purine biosynthesis
Cellular component	Cytoplasm
Ligand	GTP-binding Magnesium Metal-binding Nucleotide-binding
Molecular function	Ligase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	purine nucleotide biosynthetic process Inferred from electronic annotation. Source: HAMAP
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	GTP binding Inferred from electronic annotation. Source: HAMAP adenylosuccinate synthase activity Inferred from electronic annotation. Source: HAMAP magnesium ion binding Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 429	429	Adenylosuccinate synthetase HAMAP MF_00011		PRO_1000000776
Regions
	Nucleotide binding	12 – 18	7	GTP Potential
Sites
	Active site	139	1	By similarity
	Active site	146	1	By similarity
	Metal binding	13	1	Magnesium By similarity
	Metal binding	40	1	Magnesium; via carbonyl oxygen By similarity

Sequences

	Sequence		Length	Mass (Da)
	A1R2A8-1 [UniParc]. Last modified February 6, 2007. Version 1. Checksum: 03BEEE52F12A8991	FASTA	429	46,646
	10 20 30 40 50 60 MPAIVIVGAQ WGDEGKGKAT DLLGGRVDYV VKPNGGNNAG HTVVVGGEKY ELKLLPAGIL 70 80 90 100 110 120 SPNAIPIIGN GCVVNLEALF QEIDGLEARG ADTSRLRVSA NAHLVAPYHQ VLDKVTERFL 130 140 150 160 170 180 GSRAIGTTGR GIGPAYMDKV ARLGIRVQDV FDESILRQKV EGSLRQKNEL LVKVYNRRDI 190 200 210 220 230 240 IADEIVEYFL SFAERLRPLV IDSTLELNNA LDEGKVVLME GGQATFLDVD HGTYPFVTSS 250 260 270 280 290 300 NPTAGGASVG SGIGPTRISR SIGIIKAYTT RVGAGPFPTE LFDEMGVYLQ KTGGEFGVNT 310 320 330 340 350 360 GRPRRCGWYD AVLARHASRV NGFTDYFVTK LDVLTGIEQI PVCVAYDVDG VRHDEMPMTQ 370 380 390 400 410 420 TEFHHAVPIF EYFDGWTEDI TGARTLEDLP ENARNYVLAL EKLSGTRFSA IGVGPDRDQT IVVHDLIND

References

[1]

"Secrets of soil survival revealed by the genome sequence of Arthrobacter aurescens TC1." Mongodin E.F., Shapir N., Daugherty S.C., DeBoy R.T., Emerson J.B., Shvartzbeyn A., Radune D., Vamathevan J., Riggs F., Grinberg V., Khouri H.M., Wackett L.P., Nelson K.E., Sadowsky M.J. PLoS Genet. 2:2094-2106(2006) [PubMed: 17194220] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000474 Genomic DNA. Translation: ABM06751.1.
RefSeq	YP_946370.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	4639161.
GenomeReviews	Gene locus AAur_0563 in contig CP000474_GR.
KEGG	aau:AAur_0563.
TIGR	AAur_0563.
Phylogenomic databases
OMA	A1R2A8. IPVCVAY.
Family and domain databases
HAMAP	MF_00011. [Tree]
InterPro	IPR018220. Adenylosuccinate_synthase_AS. IPR001114. Adenylosuccinate_synthetase. [Graphical view]
PANTHER	PTHR11846. Asucc_synthtase. 1 hit.
Pfam	PF00709. Adenylsucc_synt. 1 hit. [Graphical view]
ProDom	PD001188. Asucc_synthtase. 1 hit. [Graphical view] [Entries sharing at least one domain]
SMART	SM00788. Adenylsucc_synt. 1 hit. [Graphical view]
TIGRFAMs	TIGR00184. purA. 1 hit.
PROSITE	PS01266. ADENYLOSUCCIN_SYN_1. 1 hit. PS00513. ADENYLOSUCCIN_SYN_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

PURA_ARTAT

Accession

Primary (citable) accession number: A1R2A8

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	February 6, 2007
Last modified:	June 16, 2009
This is version 20 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)