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ONTOLOGY REPORT - ANNOTATIONS


Term:ammonia assimilation cycle
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Accession:GO:0019676 term browser browse the term
Definition:The pathway by which ammonia is processed and incorporated into a cell. In an energy-rich (glucose-containing), nitrogen-poor environment, glutamine synthetase and glutamate synthase form an ammonia assimilatory cycle, in which ammonia is incorporated into L-glutamate to form L-glutamine, which then combines with alpha-ketoglutarate to regenerate L-glutamate. This ATP-dependent cycle is essential for nitrogen-limited growth and for steady-state growth with some sources of nitrogen.
Synonyms:exact_synonym: glutamate metabolic process via glutamine and ammonia;   glutamate metabolism via glutamine and ammonia



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ammonia assimilation cycle term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Asl argininosuccinate lyase involved_in
acts_upstream_of_or_within
IEA
ISO
GO_REF:0000107
MGI:3604881 (PMID:12559843)
Ensembl
RGD
PMID:12559843 GO_REF:0000107 NCBI chr12:26,659,664...26,677,136 JBrowse link
G Glul glutamate-ammonia ligase IDA RGD PMID:28323 RGD:2301547 NCBI chr13:68,519,500...68,585,554 JBrowse link
positive regulation of ammonia assimilation cycle term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Nr1h4 nuclear receptor subfamily 1, group H, member 4 involved_in IEA
ISO
GO_REF:0000107
(PMID:21757002)
Ensembl
RGD
PMID:21757002 GO_REF:0000107 NCBI chr 7:25,733,471...25,829,440 JBrowse link

Term paths to the root
Path 1
Term Annotations click to browse term
  biological_process 20534
    response to stimulus 11012
      response to nutrient levels 854
        nitrogen utilization 6
          ammonia assimilation cycle 3
            negative regulation of ammonia assimilation cycle 0
            positive regulation of ammonia assimilation cycle 1
            regulation of ammonia assimilation cycle + 1
Path 2
Term Annotations click to browse term
  biological_process 20534
    cellular process 19523
      metabolic process 12157
        small molecule metabolic process 1918
          organic acid metabolic process 1043
            oxoacid metabolic process 1022
              carboxylic acid metabolic process 1007
                alpha-amino acid metabolic process 211
                  L-amino acid metabolic process 171
                    glutamine family amino acid metabolic process 76
                      glutamine metabolic process 22
                        ammonia assimilation cycle 3
                          negative regulation of ammonia assimilation cycle 0
                          positive regulation of ammonia assimilation cycle 1
                          regulation of ammonia assimilation cycle + 1
paths to the root