B1X6L3 (SYQ_ECODH) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Glutamine--tRNA ligase
EC=6.1.1.18

Alternative name(s):
Glutaminyl-tRNA synthetase
Short name=GlnRS

Gene names

Name:	glnS
Ordered Locus Names:	ECDH10B_0745

Organism

Escherichia coli (strain K12 / DH10B) [Complete proteome] [HAMAP]

Taxonomic identifier

316385 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	554 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	ATP + L-glutamine + tRNA(Gln) = AMP + diphosphate + L-glutaminyl-tRNA(Gln). HAMAP MF_00126
Subunit structure	Monomer By similarity. HAMAP MF_00126
Subcellular location	Cytoplasm By similarity HAMAP MF_00126.
Sequence similarities	Belongs to the class-I aminoacyl-tRNA synthetase family.

Ontologies

Keywords
Biological process	Protein biosynthesis
Cellular component	Cytoplasm
Ligand	ATP-binding Nucleotide-binding
Molecular function	Aminoacyl-tRNA synthetase Ligase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	glutaminyl-tRNA aminoacylation 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 glutamine-tRNA 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 – 554	554	Glutamine--tRNA ligase HAMAP MF_00126		PRO_1000095489
Regions
	Motif	34 – 44	11	"HIGH" region HAMAP MF_00126
	Motif	268 – 272	5	"KMSKS" region HAMAP MF_00126
Sites
	Binding site	271	1	ATP By similarity

Sequences

	Sequence		Length	Mass (Da)
	B1X6L3 [UniParc]. Last modified May 20, 2008. Version 1. Checksum: E720164EF990F335	FASTA	554	63,478
	10 20 30 40 50 60 MSEAEARPTN FIRQIIDEDL ASGKHTTVHT RFPPEPNGYL HIGHAKSICL NFGIAQDYKG 70 80 90 100 110 120 QCNLRFDDTN PVKEDIEYVE SIKNDVEWLG FHWSGNVRYS SDYFDQLHAY AIELINKGLA 130 140 150 160 170 180 YVDELTPEQI REYRGTLTQP GKNSPYRDRS VEENLALFEK MRAGGFEEGK ACLRAKIDMA 190 200 210 220 230 240 SPFIVMRDPV LYRIKFAEHH QTGNKWCIYP MYDFTHCISD ALEGITHSLC TLEFQDNRRL 250 260 270 280 290 300 YDWVLDNITI PVHPRQYEFS RLNLEYTVMS KRKLNLLVTD KHVEGWDDPR MPTISGLRRR 310 320 330 340 350 360 GYTAASIREF CKRIGVTKQD NTIEMASLES CIREDLNENA PRAMAVIDPV KLVIENYQGE 370 380 390 400 410 420 GEMVTMPNHP NKPEMGSRQV PFSGEIWIDR ADFREEANKQ YKRLVLGKEV RLRNAYVIKA 430 440 450 460 470 480 ERVEKDAEGN ITTIFCTYDA DTLSKDPADG RKVKGVIHWV SAAHALPVEI RLYDRLFSVP 490 500 510 520 530 540 NPGAADDFLS VINPESLVIK QGFAEPSLKD AVAGKAFQFE REGYFCLDSR HSTAEKPVFN 550 RTVGLRDTWA KVGE

References

[1]

"The complete genome sequence of Escherichia coli DH10B: insights into the biology of a laboratory workhorse." Durfee T., Nelson R., Baldwin S., Plunkett G. III, Burland V., Mau B., Petrosino J.F., Qin X., Muzny D.M., Ayele M., Gibbs R.A., Csorgo B., Posfai G., Weinstock G.M., Blattner F.R. J. Bacteriol. 190:2597-2606(2008) [PubMed: 18245285] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: K12 / DH10B.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000948 Genomic DNA. Translation: ACB01891.1.
RefSeq	YP_001729669.1. NC_010473.1.
3D structure databases
ProteinModelPortal	B1X6L3.
SMR	B1X6L3. Positions 9-548.
ModBase	Search...
Protein-protein interaction databases
STRING	B1X6L3.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBESCT00000010316; EBESCP00000009844; EBESCG00000009378.
GeneID	6061458.
GenomeReviews	Gene locus ECDH10B_0745 in contig CP000948_GR.
KEGG	ecd:ECDH10B_0745.
PATRIC	18461286. VBIEscCol59506_0752.
Organism-specific databases
CMR	Search...
Phylogenomic databases
GeneTree	EBGT00050000009048.
HOGENOM	HBG334108.
OMA	RMPTIAG.
ProtClustDB	PRK05347.
Enzyme and pathway databases
BioCyc	ECOL316385:ECDH10B_0745-MONOMER.
Family and domain databases
HAMAP	MF_00126. Gln_tRNA_synth. [Tree]
InterPro	IPR001412. aa-tRNA-synth_I_CS. IPR004514. Gln-tRNA-synth_Ib. IPR022861. Gln_tRNA_synth_bac. IPR000924. Glu/Gln-tRNA-synth_Ib. IPR020061. Glu/Gln-tRNA-synth_Ib_a-bdl. IPR020058. Glu/Gln-tRNA-synth_Ib_cat-dom. IPR020059. Glu/Gln-tRNA-synth_Ib_codon-bd. IPR020056. Rbsml_L25/Gln-tRNA_synth_b-brl. IPR011035. Ribosomal_L25/Gln-tRNA_synth. IPR014729. Rossmann-like_a/b/a_fold. [Graphical view]
Gene3D	G3DSA:1.10.1160.10. Glu/Gln-tRNA-synth_Ic_a-bdl. 1 hit. G3DSA:2.40.240.10. Rbsml_L25/Gln-tRNA_synth_b-brl. 2 hits. G3DSA:3.40.50.620. Rossmann-like_a/b/a_fold. 2 hits.
KO	K01886.
PANTHER	PTHR10119. Glu_tRNA-synt_1c. 1 hit.
Pfam	PF00749. tRNA-synt_1c. 1 hit. PF03950. tRNA-synt_1c_C. 1 hit. [Graphical view]
PRINTS	PR00987. TRNASYNTHGLU.
SUPFAM	SSF50715. Ribosomal_L25rel. 1 hit.
TIGRFAMs	TIGR00440. GlnS. 1 hit.
PROSITE	PS00178. AA_TRNA_LIGASE_I. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

SYQ_ECODH

Accession

Primary (citable) accession number: B1X6L3

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 24, 2009
Last sequence update:	May 20, 2008
Last modified:	January 25, 2012
This is version 29 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program