5O8F	Membrane Protein	date	Jun 13, 2017
title	Structure Of A Chimaeric Beta3-Alpha5 Gabaa Receptor In Comp Nanobody Nb25 And Pregnanolone
authors	P.S.Miller, S.Scott, S.Masiulis, L.De Colibus, E.Pardon, J.Steyae A.R.Aricescu
compound		source
Molecule: Gamma-Aminobutyric Acid Receptor Subunit Beta-3,G Aminobutyric Acid Receptor Subunit Alpha-5,Gamma-Aminobutyr Receptor Subunit Alpha-5; Chain: A, B, C, D, E Synonym: Gaba(A) Receptor Subunit Beta-3,Gaba(A) Receptor S Alpha-5,Gaba(A) Receptor Subunit Alpha-5; Engineered: Yes Other_details: This Is A Chimaeric Construct, Containing Th Secretion Signal Sequence From Phlsec Vector (Pmid: 1700110 Extracellular Region Of Human Gbrb3 (Mature Polypeptide Res 217 From Uniprot P28472), The Transmembrane Region From Hum (Mature Polypeptide Residues 226-431 From Uniprot P31644 Wi Exception Of The M3-M4 Loop, Residues 316-392, Which Were S By Sqparaa) And A C-Terminal Rho-1d4 Purification Tag (Tets		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Gabrb3, Gabra5 Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606 Expression_system_cell_line: Hek-293s Gnti- Expression_system_atcc_number: Crl-3022 Expression_system_vector_type: Plasmid Expression_system_plasmid: Phlsec
Molecule: Nanobody Nb25 Chain: K, O Engineered: Yes		Organism_scientific: Lama Glama Organism_common: Llama Organism_taxid: 9844 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmesy4
Molecule: Nanobody Nb25 Chain: L, M, N Engineered: Yes		Organism_scientific: Lama Glama Organism_common: Llama Organism_taxid: 9844 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pmesy4
symmetry	Space Group: I 2 3	R_factor 0.232 R_Free 0.242
crystal cell	length a length b length c angle alpha angle beta angle gamma 290.102 290.102 290.102 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.20 Å
ligand	BMA, MAN, NAG, P9N	enzyme
Gene Ontology	Chain Function Process Component A, D, C, E, B
Primary reference	Structural basis for GABAA receptor potentiation by neurosteroids., Miller PS, Scott S, Masiulis S, De Colibus L, Pardon E, Steyaert J, Aricescu AR, Nat Struct Mol Biol. 2017 Oct 9. doi: 10.1038/nsmb.3484. PMID:28991263

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (784 Kb) [Save to disk] Biological Unit Coordinates (5o8f.pdb1.gz) 772 Kb LPC: Ligand-Protein Contacts for 5O8F CSU: Contacts of Structural Units for 5O8F Structure Factors (3211 Kb) Retrieve 5O8F in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 5O8F from S2C, [Save to disk]

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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: [5o8f_E] [5o8f_N] [5o8f_A] [5o8f_L] [5o8f_M] [5o8f_B] [5o8f_C] [5o8f_O] [5o8f_K] [5o8f_D] SWISS-PROT database: Domain organization of by SWISSPFAM

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