close STRING v12.5 is now available!
The next version of STRING is ready for use in your analyses: updated networks across STRING newly available directed regulatory networks a new typed view showing functional, physical, and regulatory edges in one network new clustering options and cluster-based layouts … and much more!
Explore STRING v12.5 →
STRINGSTRING
STRING protein interaction network
Nodes:
Network nodes represent proteins
splice isoforms or post-translational modifications are collapsed, i.e. each node represents all the proteins produced by a single, protein-coding gene locus.
Node Color
colored nodes:
query proteins and first shell of interactors
white nodes:
second shell of interactors
Node Content
empty nodes:
proteins of unknown 3D structure
filled nodes:
a 3D structure is known or predicted
Edges:
Edges represent protein-protein associations
associations are meant to be specific and meaningful, i.e. proteins jointly contribute to a shared function; this does not necessarily mean they are physically binding to each other.
Known Interactions
from curated databases
experimentally determined
Predicted Interactions
gene neighborhood
gene fusions
gene co-occurrence
Others
textmining
co-expression
protein homology
Your Input:
Neighborhood
Gene Fusion
Cooccurrence
Coexpression
Experiments
Databases
Textmining
[Homology]
Score
Ltuc_1561Prolyl oligopeptidase. (624 aa)    
Predicted Functional Partners:
ptpA
Prolyl tripeptidyl peptidase precursor.
  
     0.737
Ltuc_1602
Beta-lactamase.
 
     0.520
Ltuc_2035
Metallo-beta-lactamase L1 precursor.
  
     0.483
Ltuc_0422
Putative secreted esterase.
 
     0.457
Ltuc_2877
Beta-lactamase.
  
     0.436
Ltuc_2496
Type I phosphodiesterase / nucleotide pyrophosphatase.
  
     0.428
Your Current Organism:
Legionella tucsonensis
NCBI taxonomy Id: 40335
Other names: ATCC 49180, CCUG 31119, CIP 105113, DSM 19246, L. tucsonensis, NCTC 12439
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