8g4o

Native GABA-A receptor from the mouse brain, alpha1-beta2-gamma2 subtype, in complex with didesethylflurazepam and endogenous GABA

Method: ELECTRON MICROSCOPY D_max: 139.1 Å Quality: REASONABLE

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

下载 Download SAXS (.dat) P(r) (.pr.out) CIF

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	8g4o
沉积日期 deposition_date	2023-02-10
结构标题 title	Native GABA-A receptor from the mouse brain, alpha1-beta2-gamma2 subtype, in complex with didesethylflurazepam and endogenous GABA
关键词 keywords	ligand-gated ion channel, cys-loop receptor, neurotransmitter receptor, MEMBRANE PROTEIN; MEMBRANE PROTEIN
实验方法 method	ELECTRON MICROSCOPY

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2. SAXS 参数 (CRYSOL 理论计算) 2. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier	42.66 Å
回转半径 Rg (电子) rg_electron	42.32 Å
零角强度 I(0) i0	825335000.00
分子量 molecular_weight	246230.0 kDa
排除体积 excluded_volume	311720 Å³
包络体积 envelope_volume	402060 Å³
水化壳体积 shell_volume	78277 Å³
包络直径 envelope_diameter	154.5 Å
壳层 Rg shell_rg	48.21 Å
包络 Rg envelope_rg	41.95 Å
形状 Rg shape_rg	42.34 Å
总 Rg total_rg	42.52 Å
总原子数 total_atoms	17353
残基数 n_residues	2084
球谐函数阶数 n_harmonics	20
q 范围 q_range	— – 0.5000 Å⁻¹
数据点数 n_points	101
壳层类型 shell_type	directional
溶剂电子密度 solvent_density	0.3340 e/Å³
壳层衬度 contrast_shell	0.0300 e/Å³
CRYSOL 版本 crysol_version	4.1.3

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3. P(r) 距离分布 (GNOM 反演) 3. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax	139.1 Å
Rg (实空间) rg_real	42.53 Å
Rg 误差 (实空间) rg_real_error	0.97 Å
I(0) (实空间) i0_real	8.2530e+08
I(0) 误差 (实空间) i0_real_error	1.4560e+07
Rg (倒空间) rg_reciprocal	42.66 Å
I(0) (倒空间) i0_reciprocal	825400000.0000
解质量估计 total_estimate	0.6813
解质量评级 solution_quality	REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks	2
主峰位置 r_peak_primary	48.9 Å
偏度 Skewness skewness	0.234
峰度 Kurtosis kurtosis	-0.448
角度范围 angular_range	— – 0.1850 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	96430000.0000
实空间数据点数 n_real_points	38
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.891; Stabil: 1.000; Sysdev: 0.083; Positv: 1.000; Valcen: 0.990; Smooth: 0.940

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4. 晶体学与实验 4. Crystallography & Experiment

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5. 实体与聚合体信息 (11)

Entity 1 polymer

描述 description	Gamma-aminobutyric acid receptor subunit alpha-1
分子量 formula_weight	51818.5 kDa
来源方法 src_method	nat
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,C
原子数 atom_count	17353

MKKSRGLSDYLWAWTLILSTLSGRSYGQPSQDELKDNTTVFTRILDRLLDGYDNRLRPGLGERVTEVKTDIFVTSFGPVSDHDMEYTIDVFFRQSWKDERLKFKGPMTVLRLNNLMASKIWTPDTFFHNGKKSVAHNMTMPNKLLRITEDGTLLYTMRLTVRAECPMHLEDFPMDAHACPLKFGSYAYTRAEVVYEWTREPARSVVVAEDGSRLNQYDLLGQTVDSGIVQSSTGEYVVMTTHFHLKRKIGYFVIQTYLPCIMTVILSQVSFWLNRESVPARTVFGVTTVLTMTTLSISARNSLPKVAYATAMDWFIAVCYAFVFSALIEFATVNYFTKRGYAWDGKSVVPEKPKKVKDPLIKKNNTYAPTATSYTPNLARGDPGLATIAKSATIEPKEVKPETKPPEPKKTFNSVSKIDRLSRIAFPLLFGIFNLVYWATYLNREPQLKAPTPHQ

Entity 2 polymer

描述 description	Gamma-aminobutyric acid receptor subunit beta-2
分子量 formula_weight	59265.3 kDa
来源方法 src_method	nat
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	B,E

MWRVRKRGYFGIWSFPLIIAAVCAQSVNDPSNMSLVKETVDRLLKGYDIRLRPDFGGPPVAVGMNIDIASIDMVSEVNMDYTLTMYFQQAWRDKRLSYNVIPLNLTLDNRVADQLWVPDTYFLNDKKSFVHGVTVKNRMIRLHPDGTVLYGLRITTTAACMMDLRRYPLDEQNCTLEIESYGYTTDDIEFYWRGDDNAVTGVTKIELPQFSIVDYKLITKKVVFSTGSYPRLSLSFKLKRNIGYFILQTYMPSILITILSWVSFWINYDASAARVALGITTVLTMTTINTHLRETLPKIPYVKAIDMYLMGCFVFVFMALLEYALVNYIFFGRGPQRQKKAAEKAANANNEKMRLDVNKMFYKDIKQNGTQYRSLWDPTGDLSPTRRTTNYDFSLYTMDPHENILLSTLEIKNEMATSEAVMGLGDPRSTMLAYDASSIQYRKAGLPRHSFGRNALERHVAQKKSRLRRRASQLKITIPDLTDVNAIDRWSRIFFPVVFSFFNIVYWLYYVN

Entity 3 polymer

描述 description	Gamma-aminobutyric acid receptor subunit gamma-2
分子量 formula_weight	55160.3 kDa
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	D

MSSPNTWSIGSSVYSPVFSQKMTLWILLLLSLYPGFTSQKSDDDYEDYASNKTWVLTPKVPEGDVTVILNNLLEGYDNKLRPDIGVKPTLIHTDMYVNSIGPVNAINMEYTIDIFFAQTWYDRRLKFNSTIKVLRLNSNMVGKIWIPDTFFRNSKKADAHWITTPNRMLRIWNDGRVLYTLRLTIDAECQLQLHNFPMDEHSCPLEFSSYGYPREEIVYQWKRSSVEVGDTRSWRLYQFSFVGLRNTTEVVKTTSGDYVVMSVYFDLSRRMGYFTIQTYIPCTLIVVLSWVSFWINKDAVPARTSLGITTVLTMTTLSTIARKSLPKVSYVTAMDLFVSVCFIFVFSALVEYGTLHYFVSNRKPSKDKDKKKKNPLLRMFSFKAPTIDIRPRSATIQMNNATHLQERDEEYGYECLDGKDCASFFCCFEDCRTGAWRHGRIHIRIAKMDSYARIFFPTAFCLFNLVYWVSYLYL

Entity 4 polymer

描述 description	Heavy Chain of 8E3 Fab
分子量 formula_weight	24159.9 kDa
来源方法 src_method	man
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	H,J

EIQLQQSGPELVKPGTSVKVSCKASGYSFTDYNMYWVKQSHGKSLEWIGYIDPYNADTTYNREFKGKATLTVDKSSSTAFMHLNSLTSEDSAVYYCARKRNNFYFDYWGQGTPLTVSSAKTTPPSVYPLAPGCGDTTGSSVTLGCLVKGYFPESVTVTWNSGSLSSSVHTFPALLQSGLYTMSSSVTVPSSTWPSQTVTCSVAHPASSTTVDKKSAALEVLFQ

来源 Source

来源生物 organism	Mus musculus
NCBI 分类编号 ncbi_taxonomy_id	10090
宿主生物 host_organism	Spodoptera frugiperda

Entity 5 polymer

描述 description	Light Chain of 8E3 Fab
分子量 formula_weight	23624.1 kDa
来源方法 src_method	man
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	K,L

YIVMTQSPKSMSMSLGERVTLSCRASEYVGSYVSWYQQKPEQSPKLLIYGASNRYTGVPDRFAGSGSATDFTLTITSVQAEDLADYHCGQTYNYPTFGGGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC

来源 Source

来源生物 organism	Mus musculus
NCBI 分类编号 ncbi_taxonomy_id	10090
宿主生物 host_organism	Spodoptera frugiperda

Entity 6 branched

描述 description	;alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ;
分子量 formula_weight	1235.1 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 7 branched

描述 description	;alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ;
分子量 formula_weight	910.8 kDa
来源方法 src_method	man
拷贝数 entity_count	5

Entity 8 branched

描述 description	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	586.5 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 9 non-polymer

描述 description	GAMMA-AMINO-BUTANOIC ACID
分子量 formula_weight	103.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 10 non-polymer

描述 description	(5M)-1-(2-aminoethyl)-7-chloro-5-(2-fluorophenyl)-1,3-dihydro-2H-1,4-benzodiazepin-2-one
分子量 formula_weight	331.8 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

Entity 11 non-polymer

描述 description	2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	221.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

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7. 引用文献 (2)

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晶胞边长 a length_a	1.000 Å
晶胞边长 b length_b	1.000 Å
晶胞边长 c length_c	1.000 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	90.00 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	—

空间群 space_group	P 1
空间群编号 int_tables_number	1
晶系 crystal_system	—

分辨率 resolution	3.06 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	260779

fit	/app/data/saxs_computation/g4/8g4o/8g4o.fit
pddf	/app/data/pr_computation/g4/8g4o/8g4o.pr.out
profile	/app/data/saxs_computation/g4/8g4o/8g4o.dat

Native GABA-A receptor from the mouse brain, alpha1-beta2-gamma2 subtype, in complex with didesethylflurazepam and endogenous GABA

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

1. 结构基本信息 1. Structure Basics

2. SAXS 参数 (CRYSOL 理论计算) 2. SAXS Parameters (CRYSOL)

3. P(r) 距离分布 (GNOM 反演) 3. P(r) Analysis (GNOM)

4. 晶体学与实验 4. Crystallography & Experiment

晶胞参数 Unit Cell

对称性 Symmetry

冷冻电镜 EM 3D

5. 实体与聚合体信息 (11)

Entity 1 polymer

聚合体 Polymer

Entity 2 polymer

聚合体 Polymer

Entity 3 polymer

聚合体 Polymer

Entity 4 polymer

聚合体 Polymer

来源 Source

Entity 5 polymer

聚合体 Polymer

来源 Source

Entity 6 branched

Entity 7 branched

Entity 8 branched

Entity 9 non-polymer

Entity 10 non-polymer

Entity 11 non-polymer

7. 引用文献 (2)

8. 文件与曲线 (10)

Files (7)

Curves (3)