FB2026_02 , released June 18, 2026
FB2026_02 , released June 18, 2026
CV Term Report
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General Information
Term extracellular region ID (Ontology) GO:0005576 (Gene Ontology)
Definition The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
Also Known As "extracellular"
Comment
Links to External Ontologies
  QuickGO data     AmiGO data
Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Genes (FBgn)  GO_CELLULAR_COMPONENT     875
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Gene Groups Genes Constructs
 extracellular region (all annotations which use CV term, excluding "NOT" statements)      47    876      2
     is_active_in | extracellular region       --     114       --
     located_in | extracellular region       --     826       --
 NOT | located_in | extracellular region       --       3       --
Spanning Tree (Parents/Children)
Only view relationship:
  cellular_component
   |__cellular anatomical structure
       |__extracellular region  1647 rec.
           |__apoplast
           |__blood microparticle
           |   |__endothelial microparticle
           |__external encapsulating structure 752 rec.
           |   |__cell outer membrane(+)
           |   |__cell wall(+)
           |   |__collagenous component of basement membrane(+) 3 rec.
           |   |__collagenous component of interstitial matrix(+)
           |   |__egg chorion(+) 408 rec.
           |   |__extracellular matrix(+) 322 rec.
           |   |__gel phase of basement membrane
           |   |__gel phase of interstitial matrix
           |   |__glycocalyx(+)
           |   |__non-collagenous component of basement membrane(+) 1 rec.
           |   |__non-collagenous component of interstitial matrix(+)
           |   |__pollen wall(+)
           |   |__S-layer
           |   |__solid phase of basement membrane(+) 4 rec.
           |   |__solid phase of interstitial matrix(+)
           |__extracellular organelle 39 rec.
           |   |__extracellular membrane-bounded organelle(+) 39 rec.
           |   |__extracellular membraneless organelle(+)
           |__extracellular protein-containing complex 12 rec.
           |   |__activin complex(+)
           |   |__angiogenin-PRI complex
           |   |__Bam protein complex
           |   |__bursicon neuropeptide hormone complex 2 rec.
           |   |__classical-complement-pathway C3/C5 convertase complex
           |   |__CNTFR-CLCF1 complex
           |   |__collagen type VI trimer
           |   |__collagen type VII trimer
           |   |__collagen type XIX trimer
           |   |__collagen type XXVI trimer
           |   |__collagen type XXVIII trimer
           |   |__complement component C1 complex
           |   |__complement component C1q complex
           |   |__CRLF-CLCF1 complex
           |   |__curli secretion complex
           |   |__EMILIN complex
           |   |__extracellular exosome complex(+)
           |   |__extracellular isoamylase complex
           |   |__FACIT collagen trimer(+)
           |   |__fibrillar collagen trimer(+)
           |   |__fibrinogen complex
           |   |__immunoglobulin complex, circulating(+)
           |   |__inhibin complex(+)
           |   |__insulin-like growth factor binding protein complex(+)
           |   |__interleukin-12 complex
           |   |__interleukin-23 complex
           |   |__interleukin-27 complex
           |   |__interleukin-35 complex
           |   |__laminin trimer(+) 1 rec.
           |   |__larval serum protein complex 6 rec.
           |   |__matrilin complex
           |   |__multimerin complex
           |   |__multiplexin collagen trimer(+)
           |   |__network-forming collagen trimer(+) 3 rec.
           |   |__pituitary gonadotropin complex(+)
           |   |__plasma lipoprotein particle(+)
           |   |__reelin complex
           |   |__starch utilization system complex
           |   |__tenascin complex
           |   |__thrombospondin complex
           |   |__transforming growth factor beta complex
           |__extrahaustorial matrix
           |__extraorganismal space
           |__female germline ring canal inner rim 6 rec.
           |__female germline ring canal outer rim 3 rec.
           |__hyaluranon cable
           |__mucus layer
           |   |__inner mucus layer
           |   |__outer mucus layer
           |__periplasmic space
           |   |__cell wall-bounded periplasmic space
           |   |__outer membrane-bounded periplasmic space
           |   |__periplasmic flagellum
           |   |__septal periplasm
           |__perisynaptic space
           |__perivitelline space 29 rec.
           |__synaptic cleft 8 rec.
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Is a cellular anatomical structure
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Synonyms
  • "extracellular" EXACT
Secondary IDs
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Wikipedia:Extracellular