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MIRAGE
Complement C4-B

Summary
UniProt ID
P0C0L5
Gene Symbol
  • C4B
  • C4B_2
  • CO4
  • CPAMD3
Gene ID
721
Organism
Homo sapiens (human)
GlycoProtDB
GPDB0011465
GlyConnect
GlyGen
P0C0L5
PubChem
P0C0L5
The O-GlcNAc Database
P0C0L5
RaftProt
P0C0L5
O-GlcNAcAtlas
P0C0L5
Re-Glyco
P0C0L5
Annotation
Keyword
  • 3D-structure
  • Blood group antigen
  • Cell projection
  • Cleavage on pair of basic residues
  • Complement pathway
  • Direct protein sequencing
  • Disulfide bond
  • Glycoprotein
  • Inflammatory response
  • Phosphoprotein
  • Reference proteome
  • Secreted
  • Signal
  • Sulfation
  • Synapse
  • Systemic lupus erythematosus
  • Thioester bond
Gene Ontology (GO)
Displaying all 9 entries
GO Term
extracellular region
extracellular space
plasma membrane
axon
dendrite
synapse
extracellular exosome
blood microparticle
symbiont cell surface
Subcellular Location(GO Annotation)

Subcellular in which this glycoprotein is expressed are highlighted in blue.

Annotation information from UniProt.
Sequence
MRLLWGLIWASSFFTLSLQKPRLLLFSPSVVHLGVPLSVGVQLQDVPRGQVVKGSVFLRNPSRNNVPCSPKVDFTLSSERDFALLSLQVPLKDAKSCGLHQLLRGPEVQLVAHSPWLKDSLSRTTNIQGINLLFSSRRGHLFLQTDQPIYNPGQRVRYRVFALDQKMRPSTDTITVMVENSHGLRVRKKEVYMPSSIFQDDFVIPDISEPGTWKISARFSDGLESNSSTQFEVKKYVLPNFEVKITPGKPYILTVPGHLDEMQLDIQARYIYGKPVQGVAYVRFGLLDEDGKKTFFRGLESQTKLVNGQSHISLSKAEFQDALEKLNMGITDLQGLRLYVAAAIIESPGGEMEEAELTSWYFVSSPFSLDLSKTKRHLVPGAPFLLQALVREMSGSPASGIPVKVSATVSSPGSVPEVQDIQQNTDGSGQVSIPIIIPQTISELQLSVSAGSPHPAIARLTVAAPPSGGPGFLSIERPDSRPPRVGDTLNLNLRAVGSGATFSHYYYMILSRGQIVFMNREPKRTLTSVSVFVDHHLAPSFYFVAFYYHGDHPVANSLRVDVQAGACEGKLELSVDGAKQYRNGESVKLHLETDSLALVALGALDTALYAAGSKSHKPLNMGKVFEAMNSYDLGCGPGGGDSALQVFQAAGLAFSDGDQWTLSRKRLSCPKEKTTRKKRNVNFQKAINEKLGQYASPTAKRCCQDGVTRLPMMRSCEQRAARVQQPDCREPFLSCCQFAESLRKKSRDKGQAGLQRALEILQEEDLIDEDDIPVRSFFPENWLWRVETVDRFQILTLWLPDSLTTWEIHGLSLSKTKGLCVATPVQLRVFREFHLHLRLPMSVRRFEQLELRPVLYNYLDKNLTVSVHVSPVEGLCLAGGGGLAQQVLVPAGSARPVAFSVVPTAATAVSLKVVARGSFEFPVGDAVSKVLQIEKEGAIHREELVYELNPLDHRGRTLEIPGNSDPNMIPDGDFNSYVRVTASDPLDTLGSEGALSPGGVASLLRLPRGCGEQTMIYLAPTLAASRYLDKTEQWSTLPPETKDHAVDLIQKGYMRIQQFRKADGSYAAWLSRGSSTWLTAFVLKVLSLAQEQVGGSPEKLQETSNWLLSQQQADGSFQDLSPVIHRSMQGGLVGNDETVALTAFVTIALHHGLAVFQDEGAEPLKQRVEASISKASSFLGEKASAGLLGAHAAAITAYALTLTKAPADLRGVAHNNLMAMAQETGDNLYWGSVTGSQSNAVSPTPAPRNPSDPMPQAPALWIETTAYALLHLLLHEGKAEMADQAAAWLTRQGSFQGGFRSTQDTVIALDALSAYWIASHTTEERGLNVTLSSTGRNGFKSHALQLNNRQIRGLEEELQFSLGSKINVKVGGNSKGTLKVLRTYNVLDMKNTTCQDLQIEVTVKGHVEYTMEANEDYEDYEYDELPAKDDPDAPLQPVTPLQLFEGRRNRRRREAPKVVEEQESRVHYTVCIWRNGKVGLSGMAIADVTLLSGFHALRADLEKLTSLSDRYVSHFETEGPHVLLYFDSVPTSRECVGFEAVQEVPVGLVQPASATLYDYYNPERRCSVFYGAPSKSRLLATLCSAEVCQCAEGKCPRQRRALERGLQDEDGYRMKFACYYPRVEYGFQVKVLREDSRAAFRLFETKITQVLHFTKDVKAAANQMRNFLVRASCRLRLEPGKEYLIMGLDGATYDLEGHPQYLLDSNSWIEEMPSERLCRSTRQRAACAQLNDFLQEYGTQGCQV
  • N : N-glycosylation Site
  • ___ : Potential Sequon
Glycosylation Sites
Displaying all 10 entries
Position Description PubMed ID GlyTouCan ID Source
226 N-linked (GlcNAc...) asparagine
310
313
862 N-linked (GlcNAc...) asparagine
904
981
1211
1244
1328 N-linked (GlcNAc...) asparagine
1391 N-linked (GlcNAc...) asparagine
Feature
  • ProtVista GlyGen : Glycosylation Site from GlyGen
  • ProtVista UniProt : Glycosylation Site from UniProt
Pathway
Displaying all 3 entries
Pathway Name Organism
Activation of C3 and C5 Homo sapiens
Initial triggering of complement Homo sapiens
Regulation of Complement cascade Homo sapiens
Disease
Displaying all 6 entries
DO ID Disease Name Source
DOID:0060298 complement component 4b deficiency
DOID:12361 Graves' disease
DOID:12849 autistic disorder
DOID:4450 renal cell carcinoma
DOID:7148 rheumatoid arthritis
DOID:9074 systemic lupus erythematosus
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International Collaboration

GlyCosmos is a member of the GlySpace Alliance together with GlyGen and Glycomics@ExPASy.

Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01

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Last updated: August 4, 2025