6AL5	Immune System	date	Aug 07, 2017
title	Complex Between Cd19 (N138q Mutant) And B43 Fab
authors	A.Teplyakov, G.Obmolova, G.L.Gilliland
compound		source
Molecule: B-Lymphocyte Antigen Cd19 Chain: A Fragment: Extracellular Domain Synonym: B-Lymphocyte Surface Antigen B4,Differentiation An Cd19,T-Cell Surface Antigen Leu-12; Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cd19 Expression_system: Unidentified Baculovirus Expression_system_taxid: 10469
Molecule: B43 Light Chain Chain: L Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Igk@ Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606
Molecule: B43 Heavy Chain Chain: H Fragment: Fd Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606
symmetry	Space Group: P 21 21 21	R_factor 0.189 R_Free 0.263
crystal cell	length a length b length c angle alpha angle beta angle gamma 64.800 92.350 146.990 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.00 Å
ligand	NAG, PCA	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of B-cell co-receptor CD19 in complex with antibody B43 reveals an unexpected fold., Teplyakov A, Obmolova G, Luo J, Gilliland GL, Proteins. 2018 Feb 28. doi: 10.1002/prot.25485. PMID:29490423

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (108 Kb) [Save to disk] Biological Unit Coordinates (6al5.pdb1.gz) 102 Kb LPC: Ligand-Protein Contacts for 6AL5 CSU: Contacts of Structural Units for 6AL5 Structure Factors (171 Kb) Retrieve 6AL5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 6AL5 from S2C, [Save to disk]

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Structure-derived information

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Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [6al5_H] [6al5_L] [6al5_A] SWISS-PROT database: Domain organization of by SWISSPFAM

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