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splice isoforms or post-translational modifications are collapsed, i.e. each node represents all the proteins produced by a single, protein-coding gene locus.
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query proteins and first shell of interactors
white nodes:
second shell of interactors
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proteins of unknown 3D structure
filled nodes:
a 3D structure is known or predicted
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glnDPutative (Protein-PII) uridylyltransferase; Modifies, by uridylylation and deuridylylation, the PII regulatory proteins (GlnB and homologs), in response to the nitrogen status of the cell that GlnD senses through the glutamine level. Under low glutamine levels, catalyzes the conversion of the PII proteins and UTP to PII-UMP and PPi, while under higher glutamine levels, GlnD hydrolyzes PII-UMP to PII and UMP (deuridylylation). Thus, controls uridylylation state and activity of the PII proteins, and plays an important role in the regulation of nitrogen metabolism. (894 aa)    
Predicted Functional Partners:
glnB
Nitrogen regulatory protein PII; Function of homologous gene experimentally demonstrated in an other organism; regulator; Belongs to the P(II) protein family.
 
 
 
 0.986
glnA
Glutamine synthetase; Function of homologous gene experimentally demonstrated in an other organism; enzyme.
 
   
 0.949
glnB-2
Nitrogen regulatory protein P-II; Function of strongly homologous gene; regulator.
   
 
 0.841
glnB-3
Nitrogen regulatory protein P-II; Function of strongly homologous gene; regulator.
   
 
 0.841
glnEb
(Glutamate-ammonia-ligase) adenylyltransferase, subunit B; Involved in the regulation of glutamine synthetase GlnA, a key enzyme in the process to assimilate ammonia. When cellular nitrogen levels are high, the C-terminal adenylyl transferase (AT) inactivates GlnA by covalent transfer of an adenylyl group from ATP to specific tyrosine residue of GlnA, thus reducing its activity. Conversely, when nitrogen levels are low, the N-terminal adenylyl removase (AR) activates GlnA by removing the adenylyl group by phosphorolysis, increasing its activity. The regulatory region of GlnE binds the [...]
 
   
 0.747
NIDE1376
Putative (Glutamate-ammonia-ligase) adenylyltransferase, subunit A (modular protein); Involved in the regulation of glutamine synthetase GlnA, a key enzyme in the process to assimilate ammonia. When cellular nitrogen levels are high, the C-terminal adenylyl transferase (AT) inactivates GlnA by covalent transfer of an adenylyl group from ATP to specific tyrosine residue of GlnA, thus reducing its activity. Conversely, when nitrogen levels are low, the N-terminal adenylyl removase (AR) activates GlnA by removing the adenylyl group by phosphorolysis, increasing its activity. The regulator [...]
 
   
 0.727
rpoN
RNA polymerase, sigma-54 (sigma N) factor; Function of homologous gene experimentally demonstrated in an other organism; factor.
      
 0.679
nifA
Sigma-54 dependent transcriptional regulator NifA; Function of strongly homologous gene; regulator.
      
 0.642
nifA-2
Nif-specific regulatory protein NifA; Function of strongly homologous gene; regulator.
      
 0.642
amtB
Ammonium transporter Amt; Function of homologous gene experimentally demonstrated in an other organism; transporter.
     
 0.616
Your Current Organism:
Nitrospira defluvii
NCBI taxonomy Id: 330214
Other names: Candidatus Nitrospira defluvii, LMG 27402, LMG:27402, N. defluvii, NCIMB 14950, strain A17
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