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1IGA

MODEL OF HUMAN IGA1 DETERMINED BY SOLUTION SCATTERING CURVE-FITTING AND HOMOLOGY MODELLING

Functional Information from GO Data
ChainGOidnamespacecontents
A0001895biological_processretina homeostasis
A0002250biological_processadaptive immune response
A0002376biological_processimmune system process
A0003094biological_processglomerular filtration
A0003823molecular_functionantigen binding
A0005576cellular_componentextracellular region
A0005615cellular_componentextracellular space
A0005886cellular_componentplasma membrane
A0006955biological_processimmune response
A0016020cellular_componentmembrane
A0019731biological_processantibacterial humoral response
A0019814cellular_componentimmunoglobulin complex
A0034987molecular_functionimmunoglobulin receptor binding
A0050853biological_processB cell receptor signaling pathway
A0060267biological_processpositive regulation of respiratory burst
A0070062cellular_componentextracellular exosome
A0071735cellular_componentIgG immunoglobulin complex
A0071745cellular_componentIgA immunoglobulin complex
A0071748cellular_componentmonomeric IgA immunoglobulin complex
A0071751cellular_componentsecretory IgA immunoglobulin complex
A0071752cellular_componentsecretory dimeric IgA immunoglobulin complex
A0072562cellular_componentblood microparticle
B0001895biological_processretina homeostasis
B0002250biological_processadaptive immune response
B0002376biological_processimmune system process
B0003094biological_processglomerular filtration
B0003823molecular_functionantigen binding
B0005576cellular_componentextracellular region
B0005615cellular_componentextracellular space
B0005886cellular_componentplasma membrane
B0006955biological_processimmune response
B0016020cellular_componentmembrane
B0019731biological_processantibacterial humoral response
B0019814cellular_componentimmunoglobulin complex
B0034987molecular_functionimmunoglobulin receptor binding
B0050853biological_processB cell receptor signaling pathway
B0060267biological_processpositive regulation of respiratory burst
B0070062cellular_componentextracellular exosome
B0071735cellular_componentIgG immunoglobulin complex
B0071745cellular_componentIgA immunoglobulin complex
B0071748cellular_componentmonomeric IgA immunoglobulin complex
B0071751cellular_componentsecretory IgA immunoglobulin complex
B0071752cellular_componentsecretory dimeric IgA immunoglobulin complex
B0072562cellular_componentblood microparticle
Functional Information from PROSITE/UniProt
site_idPS00290
Number of Residues7
DetailsIG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YACEVTH
ChainResidueDetails
CTYR192-HIS198
APHE433-HIS439

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues184
DetailsDomain: {"description":"Ig-like 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00114","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues190
DetailsDomain: {"description":"Ig-like 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00114","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues204
DetailsDomain: {"description":"Ig-like 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00114","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues52
DetailsRegion: {"description":"Disordered","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues36
DetailsCompositional bias: {"description":"Pro residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues6
DetailsGlycosylation: {"description":"O-linked (GalNAc...) serine","evidences":[{"source":"PubMed","id":"4373463","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues6
DetailsGlycosylation: {"description":"O-linked (GalNAc...) threonine","evidences":[{"source":"PubMed","id":"20823119","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31959827","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues4
DetailsGlycosylation: {"description":"O-linked (GalNAc...) serine","evidences":[{"source":"PubMed","id":"20823119","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31959827","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"4373463","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsGlycosylation: {"description":"O-linked (GalNAc...) threonine","evidences":[{"source":"PubMed","id":"31959827","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) (complex) asparagine","evidences":[{"source":"PubMed","id":"15084671","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19139490","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19838169","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22171320","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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