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P20479 (GLNA_PHOLP) Reviewed, UniProtKB/Swiss-Prot

Last modified April 16, 2014. Version 45. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (1) | Third-party data text xml rdf/xml gff fasta
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Names and origin

Protein namesRecommended name:
Glutamine synthetase

EC=6.3.1.2
Alternative name(s):
Glutamate--ammonia ligase
OrganismPhormidium lapideum
Taxonomic identifier32060 [NCBI]
Taxonomic lineageBacteriaCyanobacteriaOscillatoriophycideaeOscillatorialesPhormidium

Protein attributes

Sequence length23 AA.
Sequence statusFragment.
Protein existenceEvidence at protein level

General annotation (Comments)

Catalytic activity

ATP + L-glutamate + NH3 = ADP + phosphate + L-glutamine.

Subunit structure

Oligomer of 12 subunits arranged in the form of two hexagons.

Subcellular location

Cytoplasm.

Sequence similarities

Belongs to the glutamine synthetase family.

Ontologies

Keywords
   Cellular componentCytoplasm
   LigandATP-binding
Nucleotide-binding
   Molecular functionLigase
   Technical termDirect protein sequencing
Gene Ontology (GO)
   Cellular_componentcytoplasm

Inferred from electronic annotation. Source: UniProtKB-SubCell

   Molecular_functionATP binding

Inferred from electronic annotation. Source: UniProtKB-KW

glutamate-ammonia ligase activity

Inferred from electronic annotation. Source: UniProtKB-EC

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – ›23›23Glutamine synthetase
PRO_0000153217

Experimental info

Non-terminal residue231

Sequences

Sequence LengthMass (Da)Tools
P20479 [UniParc].

Last modified February 1, 1991. Version 1.
Checksum: 20B69C164D2A5739

FASTA232,656
        10         20 
TTPQEVLSRI KDQGIKLIDL KFI 

« Hide

References

[1]"Glutamine synthetase from a cyanobacterium, Phormidium lapideum: purification, characterization, and comparison with other cyanobacterial enzymes."
Sawa Y., Ochiai H., Yoshida K., Tanizawa K., Tanaka H., Soda K.
J. Biochem. 104:917-923(1988) [PubMed] [Europe PMC] [Abstract]
Cited for: PROTEIN SEQUENCE.

Cross-references

Sequence databases

PIRPX0011.

3D structure databases

ModBaseSearch...
MobiDBSearch...

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Family and domain databases

ProtoNetSearch...

Entry information

Entry nameGLNA_PHOLP
AccessionPrimary (citable) accession number: P20479
Entry history
Integrated into UniProtKB/Swiss-Prot: February 1, 1991
Last sequence update: February 1, 1991
Last modified: April 16, 2014
This is version 45 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families