Entry Database : PDB / ID : 2wii Structure visualization Downloads & linksTitle Complement C3b in complex with factor H domains 1-4 ComponentsCOMPLEMENT C3 BETA CHAIN COMPLEMENT C3B ALPHA' CHAIN COMPLEMENT FACTOR H DetailsKeywords IMMUNE SYSTEM / SUSHI / SECRETED / POLYMORPHISM / GLYCOPROTEIN / COMPLEMENT SYSTEM / COMPLEMENT PATHWAY / IMMUNE RESPONSE / INNATE IMMUNITY / DISEASE MUTATION / INFLAMMATORY RESPONSE / COMPLEMENT ALTERNATE PATHWAY / CLEAVAGE ON PAIR OF BASIC RESIDUES / AGE-RELATED MACULAR DEGENERATION / REGULATOR OF COMPLEMENT ACTIVATION / ALTERNATIVE PATHWAY / ALTERNATIVE SPLICING / PHOSPHOPROTEIN / DISULFIDE BOND / THIOESTER BONDFunction / homology Function and homology informationFunction Domain/homology Component
regulation of complement activation, alternative pathway / C5L2 anaphylatoxin chemotactic receptor binding / oviduct epithelium development / regulation of triglyceride biosynthetic process / positive regulation of activation of membrane attack complex / symbiont cell surface / regulation of complement-dependent cytotoxicity / regulation of complement activation / vertebrate eye-specific patterning / complement component C3b binding ... regulation of complement activation, alternative pathway / C5L2 anaphylatoxin chemotactic receptor binding / oviduct epithelium development / regulation of triglyceride biosynthetic process / positive regulation of activation of membrane attack complex / symbiont cell surface / regulation of complement-dependent cytotoxicity / regulation of complement activation / vertebrate eye-specific patterning / complement component C3b binding / positive regulation of apoptotic cell clearance / complement-mediated synapse pruning / Alternative complement activation / positive regulation of phagocytosis, engulfment / Activation of C3 and C5 / positive regulation of lipid storage / positive regulation of G protein-coupled receptor signaling pathway / positive regulation of type IIa hypersensitivity / complement-dependent cytotoxicity / complement receptor mediated signaling pathway / positive regulation of D-glucose transmembrane transport / heparan sulfate proteoglycan binding / serine-type endopeptidase complex / complement activation / complement activation, alternative pathway / endopeptidase inhibitor activity / neuron remodeling / amyloid-beta clearance / B cell activation / positive regulation of vascular endothelial growth factor production / complement activation, classical pathway / Purinergic signaling in leishmaniasis infection / Regulation of Complement cascade / Peptide ligand-binding receptors / Post-translational protein phosphorylation / response to bacterium / fatty acid metabolic process / positive regulation of receptor-mediated endocytosis / Regulation of Insulin-like Growth Factor (IGF) transport and uptake by Insulin-like Growth Factor Binding Proteins (IGFBPs) / positive regulation of protein phosphorylation / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / positive regulation of angiogenesis / azurophil granule lumen / heparin binding / secretory granule lumen / blood microparticle / G alpha (i) signalling events / immune response / G protein-coupled receptor signaling pathway / endoplasmic reticulum lumen / inflammatory response / receptor ligand activity / signaling receptor binding / Neutrophil degranulation / cell surface / signal transduction / protein-containing complex / proteolysis / extracellular space / extracellular exosome / extracellular region / identical protein binding / plasma membrane Similarity search - Function Jelly Rolls - #1540 / N-terminal domain of TfIIb - #160 / S-adenosyl-L-methionine-dependent methyltransferases - #20 / Alpha-macroglobulin, receptor-binding domain / S-adenosyl-L-methionine-dependent methyltransferases / Macroglobulin (MG2) domain / Immunoglobulin-like - #1940 / OB fold (Dihydrolipoamide Acetyltransferase, E2P) - #120 / : / N-terminal domain of TfIIb ... Jelly Rolls - #1540 / N-terminal domain of TfIIb - #160 / S-adenosyl-L-methionine-dependent methyltransferases - #20 / Alpha-macroglobulin, receptor-binding domain / S-adenosyl-L-methionine-dependent methyltransferases / Macroglobulin (MG2) domain / Immunoglobulin-like - #1940 / OB fold (Dihydrolipoamide Acetyltransferase, E2P) - #120 / : / N-terminal domain of TfIIb / Complement C3-like, NTR domain / : / : / Complement component 3, CUB domain, second segment / Complement component 3, CUB domain, first segment / Complement Module, domain 1 / Complement C3/4/5, macroglobulin domain MG1 / Macroglobulin domain MG1 / Alpha-2-macroglobulin, conserved site / Alpha-2-macroglobulin family thiolester region signature. / Anaphylatoxin, complement system domain / : / Alpha-macro-globulin thiol-ester bond-forming region / Complement Module; domain 1 / Anaphylatoxin domain signature. / Anaphylatoxin, complement system / Anaphylatoxin/fibulin / Anaphylotoxin-like domain / Anaphylatoxin domain profile. / Anaphylatoxin homologous domain / Glycosyltransferase - #20 / Netrin C-terminal Domain / Netrin module, non-TIMP type / UNC-6/NTR/C345C module / Macroglobulin domain MG4 / Macroglobulin domain MG4 / Alpha-macroglobulin, receptor-binding / Alpha-macroglobulin, receptor-binding domain superfamily / Macroglobulin domain MG3 / : / A-macroglobulin receptor binding domain / Macroglobulin domain MG3 / A-macroglobulin receptor / Netrin domain / NTR domain profile. / Alpha-2-macroglobulin / Macroglobulin domain / Tissue inhibitor of metalloproteinases-like, OB-fold / Alpha-2-macroglobulin, bait region domain / Alpha-macroglobulin-like, TED domain / Alpha-2-macroglobulin family / MG2 domain / A-macroglobulin TED domain / Alpha-2-macroglobulin bait region domain / Alpha-2-Macroglobulin / Alpha-2-macroglobulin family / Other non-globular / Sushi repeat (SCR repeat) / Domain abundant in complement control proteins; SUSHI repeat; short complement-like repeat (SCR) / Sushi/SCR/CCP domain / Sushi/CCP/SCR domain profile. / Sushi/SCR/CCP superfamily / Terpenoid cyclases/protein prenyltransferase alpha-alpha toroid / Glycosyltransferase / Alpha/alpha barrel / Single Sheet / Special / Ribbon / OB fold (Dihydrolipoamide Acetyltransferase, E2P) / Jelly Rolls / Immunoglobulin-like fold / Immunoglobulins / Beta Barrel / Immunoglobulin-like / Sandwich / Mainly Beta / Mainly Alpha Similarity search - Domain/homologyBiological species HOMO SAPIENS (human)Method X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution : 2.7 Å DetailsAuthors Wu, J. / Janssen, B.J.C. / Gros, P. CitationJournal : Nat. Immunol. / Year : 2009Title : Structure of complement fragment C3b-factor H and implications for host protection by complement regulators.Authors : Wu, J. / Wu, Y.Q. / Ricklin, D. / Janssen, B.J. / Lambris, J.D. / Gros, P. History Deposition May 12, 2009 Deposition site : PDBE / Processing site : PDBERevision 1.0 Jun 9, 2009 Provider : repository / Type : Initial releaseRevision 1.1 May 8, 2011 Group : Version format complianceRevision 1.2 Jul 13, 2011 Group : Version format complianceRevision 1.3 Feb 28, 2018 Group : Database references / Source and taxonomy / Category : citation / citation_author / entity_src_genItem : _citation.journal_abbrev / _citation.journal_id_ISSN ... _citation.journal_abbrev / _citation.journal_id_ISSN / _citation.page_last / _citation.pdbx_database_id_DOI / _citation.title / _citation_author.name / _entity_src_gen.pdbx_host_org_cell_line / _entity_src_gen.pdbx_host_org_strain Revision 2.0 Jul 29, 2020 Group : Atomic model / Data collection ... Atomic model / Data collection / Derived calculations / Other / Structure summary Category : atom_site / chem_comp ... atom_site / chem_comp / entity / pdbx_branch_scheme / pdbx_chem_comp_identifier / pdbx_database_status / pdbx_entity_branch / pdbx_entity_branch_descriptor / pdbx_entity_branch_link / pdbx_entity_branch_list / pdbx_entity_nonpoly / pdbx_nonpoly_scheme / pdbx_struct_assembly_gen / pdbx_struct_conn_angle / struct_asym / struct_conn / struct_site / struct_site_gen Item : _atom_site.B_iso_or_equiv / _atom_site.Cartn_x ... _atom_site.B_iso_or_equiv / _atom_site.Cartn_x / _atom_site.Cartn_y / _atom_site.Cartn_z / _atom_site.auth_asym_id / _atom_site.auth_atom_id / _atom_site.auth_comp_id / _atom_site.auth_seq_id / _atom_site.label_asym_id / _atom_site.label_atom_id / _atom_site.label_comp_id / _atom_site.label_entity_id / _atom_site.type_symbol / _chem_comp.name / _chem_comp.type / _entity.formula_weight / _entity.pdbx_description / _entity.pdbx_number_of_molecules / _entity.src_method / _entity.type / _pdbx_database_status.status_code_sf / _pdbx_struct_assembly_gen.asym_id_list / _pdbx_struct_conn_angle.ptnr1_auth_comp_id / _pdbx_struct_conn_angle.ptnr1_auth_seq_id / _pdbx_struct_conn_angle.ptnr1_label_atom_id / _pdbx_struct_conn_angle.ptnr1_label_comp_id / _pdbx_struct_conn_angle.ptnr1_label_seq_id / _pdbx_struct_conn_angle.ptnr2_label_asym_id / _pdbx_struct_conn_angle.ptnr3_auth_comp_id / _pdbx_struct_conn_angle.ptnr3_auth_seq_id / _pdbx_struct_conn_angle.ptnr3_label_atom_id / _pdbx_struct_conn_angle.ptnr3_label_comp_id / _pdbx_struct_conn_angle.ptnr3_label_seq_id / _pdbx_struct_conn_angle.value / _struct_conn.conn_type_id / _struct_conn.id / _struct_conn.pdbx_dist_value / _struct_conn.pdbx_leaving_atom_flag / _struct_conn.pdbx_role / _struct_conn.ptnr1_auth_asym_id / _struct_conn.ptnr1_auth_comp_id / _struct_conn.ptnr1_auth_seq_id / _struct_conn.ptnr1_label_asym_id / _struct_conn.ptnr1_label_atom_id / _struct_conn.ptnr1_label_comp_id / _struct_conn.ptnr1_label_seq_id / _struct_conn.ptnr2_auth_asym_id / _struct_conn.ptnr2_auth_comp_id / _struct_conn.ptnr2_auth_seq_id / _struct_conn.ptnr2_label_asym_id / _struct_conn.ptnr2_label_atom_id / _struct_conn.ptnr2_label_comp_id / _struct_conn.ptnr2_label_seq_id Description : Carbohydrate remediation / Provider : repository / Type : RemediationRevision 2.1 Dec 13, 2023 Group : Data collection / Database references ... Data collection / Database references / Refinement description / Structure summary Category : chem_comp / chem_comp_atom ... chem_comp / chem_comp_atom / chem_comp_bond / database_2 / pdbx_initial_refinement_model Item : _chem_comp.pdbx_synonyms / _database_2.pdbx_DOI / _database_2.pdbx_database_accessionRevision 2.2 Oct 16, 2024 Group : Structure summary / Category : pdbx_entry_details / pdbx_modification_feature / Item : _pdbx_entry_details.has_protein_modification
Show all Show less Remark 700 SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN ... SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, TWO SHEETS ARE DEFINED.