5O32	Immune System	date	May 23, 2017
title	The Structure Of Complement Complex
authors	X.Xue, J.Wu, F.Forneris, P.Gros
compound		source
Molecule: Complement C3 Chain: A, E Fragment: Beta Chain, Unp Residues 23-667 Synonym: C3 And Pzp-Like Alpha-2-Macroglobulin Domain-Conta Protein 1;		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Complement C3 Chain: B, F Fragment: Alpha Chain, Unp Residues 749-1663 Synonym: C3 And Pzp-Like Alpha-2-Macroglobulin Domain-Conta Protein 1;		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Complement Factor H,Complement Factor H Chain: C, G Fragment: Unp Residues 19-264,Unp Residues 1107-1230,Unp Re 264,Unp Residues 1107-1230; Synonym: H Factor 1,H Factor 1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cfh, Hf, Hf1, Hf2 Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606 Expression_system_cell_line: Hek293e
Molecule: Complement Factor I Chain: D, H Fragment: Unp Residues 19-339 Synonym: C3bc4b Inactivator Ec: 3.4.21.45 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cfi, If Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606 Expression_system_cell_line: Hek293e
Molecule: Complement Factor I Chain: I, J Fragment: Unp Residues 340-583 Synonym: C3bc4b Inactivator Ec: 3.4.21.45 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cfi, If Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606 Expression_system_cell_line: Hek293e
symmetry	Space Group: P 1	R_factor 0.229 R_Free 0.254
crystal cell	length a length b length c angle alpha angle beta angle gamma 116.370 122.790 157.200 69.76 76.10 70.13
method	X-Ray Diffraction	resolution	4.21 Å
ligand	BMA, CA, MLI, NAG	enzyme	Hydrolase E.C.3.4.21.45 BRENDA
Gene Ontology	Chain Function Process Component A, E F, B H, D J, I
Primary reference	Regulator-dependent mechanisms of C3b processing by factor I allow differentiation of immune responses., Xue X, Wu J, Ricklin D, Forneris F, Di Crescenzio P, Schmidt CQ, Granneman J, Sharp TH, Lambris JD, Gros P, Nat Struct Mol Biol. 2017 Aug;24(8):643-651. doi: 10.1038/nsmb.3427. Epub 2017, Jul 3. PMID:28671664

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (1672 Kb) [Save to disk] Biological Unit Coordinates (5o32.pdb1.gz) 1654 Kb LPC: Ligand-Protein Contacts for 5O32 CSU: Contacts of Structural Units for 5O32 Structure Factors (551 Kb) Retrieve 5O32 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 5O32 from S2C, [Save to disk] Re-refined 5o32 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [5o32_H] [5o32_F] [5o32_G] [5o32_D] [5o32_C] [5o32_I] [5o32_J] [5o32_E] [5o32_B] [5o32_A] SWISS-PROT database: Domain organization of by SWISSPFAM

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