Toggle navigation
About
What is Reactome ?
News
Team
Scientific Advisory Board
Funding
Editorial Calendar
Release Calendar
Statistics
Our Logo
License Agreement
Privacy Notice
Disclaimer
Digital Preservation
Contact us
Content
Table of Contents
DOIs
Data Schema
Reactome Research Spotlight
ORCID Integration Project
COVID-19 Disease Pathways
Docs
Userguide
Pathway Browser
How do I search ?
Details Panel
Analysis Tools
Analysis Data
Analysis Gene Expression
Species Comparison
Tissue Distribution
Diseases
Cytomics
Review Status of Reactome Events
ReactomeFIViz
Developer's Zone
Graph Database
Analysis Service
Content Service
Pathways Overview
Pathway Diagrams
Icon Info
EHLD Specs & Guidelines
Icon Library Guidelines
Data Model
Curator Guide
Release Documentation
Computationally inferred events
FAQ
Linking to Us
Citing us
Tools
Pathway Browser
Analyse gene list
Analyse gene expression
Species Comparison
Tissue Distribution
Analysis Service
Content Service
ReactomeFIViz
Advanced Data Search
Site Search
Community
Contribute Pathway Knowledge
Icon Library
Outreach
Events
Publications
Partners
Contributors
Resources Guide
Download
About
What is Reactome ?
News
Team
Scientific Advisory Board
Funding
Editorial Calendar
Release Calendar
Statistics
Our Logo
License Agreement
Privacy Notice
Disclaimer
Digital Preservation
Contact us
Content
Table of Contents
DOIs
Data Schema
Reactome Research Spotlight
ORCID Integration Project
COVID-19 Disease Pathways
Docs
Userguide
Pathway Browser
How do I search ?
Details Panel
Analysis Tools
Analysis Data
Analysis Gene Expression
Species Comparison
Tissue Distribution
Diseases
Cytomics
Review Status of Reactome Events
ReactomeFIViz
Developer's Zone
Graph Database
Analysis Service
Content Service
Pathways Overview
Pathway Diagrams
Icon Info
EHLD Specs & Guidelines
Icon Library Guidelines
Data Model
Curator Guide
Release Documentation
Computationally inferred events
FAQ
Linking to Us
Citing us
Tools
Pathway Browser
Analyse gene list
Analyse gene expression
Species Comparison
Tissue Distribution
Analysis Service
Content Service
ReactomeFIViz
Advanced Data Search
Site Search
Community
Contribute Pathway Knowledge
Icon Library
Outreach
Events
Publications
Partners
Contributors
Resources Guide
Download
Search ...
Go!
c4 [extracellular region]
Stable Identifier
R-DRE-166734
Type
Protein [EntityWithAccessionedSequence]
Species
Danio rerio
Compartment
extracellular region
Synonyms
C4A(20-675), F1Q4X5
Locations in the PathwayBrowser
Expand all
Immune System (Danio rerio)
Innate Immune System (Danio rerio)
Complement cascade (Danio rerio)
Activation of C3 and C5 (Danio rerio)
Activation of C5 (Danio rerio)
C5 convertases [plasma membrane] (Danio rerio)
C4b:C2a:C3b [plasma membrane] (Danio rerio)
Cell surface:C4b:C2a [plasma membrane] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Cleavage of C3 by C3 convertases (Danio rerio)
C3 convertases [plasma membrane] (Danio rerio)
C4b:C2a:C3b [plasma membrane] (Danio rerio)
Cell surface:C4b:C2a [plasma membrane] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Cell surface:C4b:C2a [plasma membrane] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Formation of classic pathway C5 convertase (Danio rerio)
C4b:C2a:C3b [plasma membrane] (Danio rerio)
Cell surface:C4b:C2a [plasma membrane] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Cell surface:C4b:C2a [plasma membrane] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Initial triggering of complement (Danio rerio)
C4b binds to cell surface (Danio rerio)
C4A(20-675):C4A(1454-1744):S-(L-isoglutamyl)-L-cysteine-C4A(757-1446) [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Formation of Classical C3 convertase (C4b:C2a complex) (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Cell surface:C4b:C2a [plasma membrane] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Regulation of Complement cascade (Danio rerio)
C3 convertases spontaneously dissociate (Danio rerio)
C3 convertases [plasma membrane] (Danio rerio)
C4b:C2a:C3b [plasma membrane] (Danio rerio)
Cell surface:C4b:C2a [plasma membrane] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Cell surface:C4b:C2a [plasma membrane] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Cell surface:C4b:C2a [plasma membrane] (Danio rerio)
Cell surface:C4b [plasma membrane] (Danio rerio)
C4b [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
Hydrolysis of internal thioester in C4b (Danio rerio)
C4A(20-675):C4A(1454-1744):S-(L-isoglutamyl)-L-cysteine-C4A(757-1446) [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
c4 [extracellular region] (Danio rerio)
External Reference Information
External Reference
UniProt:F1Q4X5
Gene Names
c4
Reference Genes
BioGPS Gene:566261 c4
CTD Gene:566261 c4
ENSEMBL:ENSDARG00000015065
KEGG:dre:566261 c4
Monarch:566261 c4
NCBI Gene:566261 c4
UCSC:F1Q4X5 c4
Reference Transcript
RefSeq:XM_005157372.5 c4
Other Identifiers
13026952
566261
A_15_P178761
A_15_P454880
A_15_P557616
CJ000174
CJ006866
CJ006868
CJ006869
CUST_8193_PI428451953
DRER03649
DRER53306
Dr.18997.1.A1_at
Dr.6623.1.A1_at
ENSDART00000027658
ENSDART00000027658_1
ENSDART00000027658_2
GO:0004866
GO:0005515
GO:0005576
GO:0005615
GO:0098772
GT_Xhyb_XM_005157372.1_426695
GT_Xhyb_XM_005157373.1_426715
GT_Xhyb_XM_689530.4_426705
JP000174
JP007264
JP007266
JP007267
LOLT00033
LOLT00271
TC236954
XM_689530
ZV700S00005914
Participates
as a component of
C4A(20-675):C4A(1454-1744):S-(L-isoglutamyl)-L-cysteine-C4A(757-1446) [extracellular region] (Danio rerio)
deamidated, estrer-crosslinked-Q1013-C4B-derived C4b [extracellular region] (Danio rerio)
deamidated-Q1013-C4A-derived C4b [extracellular region] (Danio rerio)
Other forms of this molecule
phospho-c4 [endoplasmic reticulum lumen]
c4 [endoplasmic reticulum lumen]
c4 [extracellular region]
c4 [extracellular region]
c4 [extracellular region]
c4 [extracellular region]
Inferred From
C4B(20-675) [extracellular region]
(Homo sapiens)
C4A(20-675) [extracellular region]
(Homo sapiens)
Cross References
RefSeq
XP_005157429.1
ENSEMBL
ENSDARP00000031658
,
ENSDART00000028349
,
ENSDARG00000015065
ZFIN
ZDB-GENE-030131-5697
© 2026
Reactome
This website requires cookies and the limited processing of your personal data in order to function. By using the site you are agreeing to this as outlined in our
Privacy Notice
.
I agree, dismiss this banner
Cite Us!
Cite Us!
Cite Us!
Warning!
Unable to extract citation. Please try again later.
Download As:
BibTeX
RIS
Text