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
CAPN8Calpain 8; Belongs to the peptidase C2 family. (459 aa)    
Predicted Functional Partners:
S4R6L4_PETMA
Uncharacterized protein.
 
      0.896
S4RFB3_PETMA
Sorcin.
 
 
 0.745
S4RT88_PETMA
Uncharacterized protein; Belongs to the peptidase C14A family.
    
 0.621
S4R719_PETMA
Leucine-rich repeats and guanylate kinase domain containing.
    
 
 0.613
S4RTU5_PETMA
BCL2 associated X, apoptosis regulator a.
     
 0.592
S4RJZ9_PETMA
Serine/threonine-protein phosphatase; Belongs to the PPP phosphatase family.
    
  0.510
S4R4E2_PETMA
SER_THR_PHOSPHATASE domain-containing protein.
    
  0.443
S4RIN4_PETMA
Serine/threonine-protein phosphatase; Belongs to the PPP phosphatase family.
    
  0.443
S4RT78_PETMA
Serine/threonine-protein phosphatase; Belongs to the PPP phosphatase family.
    
  0.443
PPP1CB
Serine/threonine-protein phosphatase.
    
  0.436
Your Current Organism:
Petromyzon marinus
NCBI taxonomy Id: 7757
Other names: P. marinus, marine lamprey, sea lamprey, sea lampreys
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