9gu2

Human adult muscle nAChR in desensitised state in nanodisc with 100 uM acetylcholine

Method: ELECTRON MICROSCOPY D_max: 183.2 Å Quality: GOOD

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	9gu2
沉积日期 deposition_date	2024-09-18
最后修订 last_revision	2025-05-14
结构标题 title	Human adult muscle nAChR in desensitised state in nanodisc with 100 uM acetylcholine
关键词 keywords	Ligand-gated ion channel, nicotinic receptor, pLGIC, cys-loop 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	55.16 Å
回转半径 Rg (电子) rg_electron	55.19 Å
零角强度 I(0) i0	1250660000.00
分子量 molecular_weight	304620.0 kDa
排除体积 excluded_volume	385230 Å³
包络体积 envelope_volume	540840 Å³
水化壳体积 shell_volume	87846 Å³
包络直径 envelope_diameter	195.5 Å
壳层 Rg shell_rg	51.32 Å
包络 Rg envelope_rg	55.88 Å
形状 Rg shape_rg	55.20 Å
总 Rg total_rg	55.03 Å
总原子数 total_atoms	21499
残基数 n_residues	2748
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	183.2 Å
Rg (实空间) rg_real	55.47 Å
Rg 误差 (实空间) rg_real_error	2.05 Å
I(0) (实空间) i0_real	1.2510e+09
I(0) 误差 (实空间) i0_real_error	2.6110e+07
Rg (倒空间) rg_reciprocal	54.88 Å
I(0) (倒空间) i0_reciprocal	1250000000.0000
解质量估计 total_estimate	0.8364
解质量评级 solution_quality	GOOD a GOOD solution
P(r) 峰数 n_peaks	1
主峰位置 r_peak_primary	56.9 Å
偏度 Skewness skewness	0.495
峰度 Kurtosis kurtosis	-0.291
角度范围 angular_range	— – 0.1450 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	90140000.0000
实空间数据点数 n_real_points	30
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.861; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.294

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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 (14)

Entity 1 polymer

描述 description	Acetylcholine receptor subunit alpha
分子量 formula_weight	49747.6 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	A,L
原子数 atom_count	21623

SEHETRLVAKLFKDYSSVVRPVEDHRQVVEVTVGLQLIQLINVDEVNQIVTTNVRLKQQWVDYNLKWNPDDYGGVKKIHIPSEKIWRPDLVLYNNADGDFAIVKFTKVLLQYTGHITWTPPAIFKSYCEIIVTHFPFDEQNCSMKLGTWTYDGSVVAINPESDQPDLSNFMESGEWVIKESRGWKHSVTYSCCPDTPYLDITYHFVMQRLPLYFIVNVIIPCLLFSFLTGLVFYLPTDSGEKMTLSISVLLSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMVFVIASIIITVIVINTHHRSPSTHVMPNWVRKVFIDTIPNIMFFSTMKRPSREKQDKKIFTEDIDISDISGKPGPPPMGFHSPLIKHPEVKSAIEGIKYIAETMKSDQESNNAAAEWKYVAMVMDHILLGVFMLVCIIGTLAVFAGRLIELNQQG

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Homo sapiens

Entity 2 polymer

描述 description	Acetylcholine receptor subunit beta
分子量 formula_weight	54596.5 kDa
来源方法 src_method	man
拷贝数 entity_count	1

聚合体 Polymer

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

SEAEGRLREKLFSGYDSSVRPAREVGDRVRVSVGLILAQLISLNEKDEEMSTKVYLDLEWTDYRLSWDPAEHDGIDSLRITAESVWLPDVVLLNNNDGNFDVALDISVVVSSDGSVRWQPPGIYRSSCSIQVTYFPFDWQNCTMVFSSYSYDSSEVSLQTGLGPDGQGHQEIHIHEGTFIENGQWEIIHKPSRLIQPPGDPRGGREGQRQEVIFYLIIRRKPLFYLVNVIAPCILITLLAIFVFYLPPDAGEKMGLSIFALLTLTVFLLLLADKVPETSLSVPIIIKYLMFTMVLVTFSVILSVVVLNLHHRSPHTHQMPLWVRQIFIHKLPLYLRLKRPKPERDLMPEPPHCSSPGSGWGRGTDEYFIRKPPSDFLFPKPNRFQPELSAPDLRRFIDGPNRAVALLPELREVVSSISYIARQLQEQEDHDALKEDWQFVAMVVDRLFLWTFIIFTSVGTLVIFLDATYHLPPPDPFP

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Homo sapiens

Entity 3 polymer

描述 description	Acetylcholine receptor subunit delta
分子量 formula_weight	56915.4 kDa
来源方法 src_method	man
拷贝数 entity_count	1

聚合体 Polymer

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

LNEEERLIRHLFQEKGYNKELRPVAHKEESVDVALALTLSNLISLKEVEETLTTNVWIEHGWTDNRLKWNAEEFGNISVLRLPPDMVWLPEIVLENNNDGSFQISYSCNVLVYHYGFVYWLPPAIFRSSCPISVTYFPFDWQNCSLKFSSLKYTAKEITLSLKQDAKENRTYPVEWIIIDPEGFTENGEWEIVHRPARVNVDPRAPLDSPSRQDITFYLIIRRKPLFYIINILVPCVLISFMVNLVFYLPADSGEKTSVAISVLLAQSVFLLLISKRLPATSMAIPLIGKFLLFGMVLVTMVVVICVIVLNIHFRTPSTHVLSEGVKKLFLETLPELLHMSRPAEDGPSPGALVRRSSSLGYISKAEEYFLLKSRSDLMFEKQSERHGLARRLTTARRPPASSEQAQQELFNELKPAVDGANFIVNHMRDQNNYNEEKDSWNRVARTVDRLCLFVVTPVMVVGTAWIFLQGVYNQPPPQPFPGDPYSYNVQDKRFI

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Homo sapiens

Entity 4 polymer

描述 description	Acetylcholine receptor subunit epsilon,Green fluorescent protein
分子量 formula_weight	80603.8 kDa
突变 mutation	EGFP insertion between residues R344 and A345 in the M3-M4 intracellular loop
来源方法 src_method	man
拷贝数 entity_count	1

聚合体 Polymer

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

KNEELRLYHHLFNNYDPGSRPVREPEDTVTISLKVTLTNLISLNEKEETLTTSVWIGIDWQDYRLNYSKDDFGGIETLRVPSELVWLPEIVLENNIDGQFGVAYDANVLVYEGGSVTWLPPAIYRSVCAVEVTYFPFDWQNCSLIFRSQTYNAEEVEFTFAVDNDGKTINKIDIDTEAYTENGEWAIDFCPGVIRRHHGGATDGPGETDVIYSLIIRRKPLFYVINIIVPCVLISGLVLLAYFLPAQAGGQKCTVSINVLLAQTVFLFLIAQKIPETSLSVPLLGRFLIFVMVVATLIVMNCVIVLNVSQRTPTTHAMSPRLRHVLLELLPRLLGSPPPPEAPRAPPVATMVSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTLKFICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHDFFKSAMPEGYVQERTIFFKDDGNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIKVNFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLLEFVTAAGITLGMDELYKAPRAASPPRRASSVGLLLRAEELILKKPRSELVFEGQRHRQGTWTAAFCQSLGAAAPEVRCCVDAVNFVAESTRDQEATGEEVSDWVRMGNALDNICFWAALVLFSVGSSLIFLGAYFNRVPDLPYAPCIQP

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Homo sapiens

Entity 5 polymer

描述 description	Fab35 light chain
分子量 formula_weight	23393.0 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	C,G

DIVITQSPSLLSASVGDRVTLTCKGSQNIDNYLAWYQQKLGEAPKLLIYKTNSLQTGIPSRFSGSGSGTDYTLTISSLHSEDLATYYCYQYINGYTFGTGTKLELKRADAAPTVSIFPPSTEQLATGGASVVCLMNNFYPRDISVKWKIDGTERRDGVLDSVTDQDSKDSTYSMSSTLSLTKADYESHNLYTCEVVHKTSSSPVVKSFNRNEC

来源 Source

来源生物 organism	Rattus norvegicus
NCBI 分类编号 ncbi_taxonomy_id	10116
宿主生物 host_organism	Rattus norvegicus

Entity 6 polymer

描述 description	Fab35 heavy chain
分子量 formula_weight	23879.8 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	F,H

EVQLQESGPGLVQPSETLSLTCTVSGFSLTSYSVSWLRQPSGKGPEWMGRMWDDGGTVYNSGLKSRLSISRDTSKNQVFLKMNSLQTDDTGTYYCTRDERIRAINWFAYWGQGTLVTVSSAETTAPSVYPLAPGTALKSNSMVTLGCLVKGYFPEPVTVTWNSGALSSGVHTFPAVLQSGLYTLTSSVTVPSSTWPSQTVTCNVAHPGQQHQRWTRKLC

来源 Source

来源生物 organism	Rattus norvegicus
NCBI 分类编号 ncbi_taxonomy_id	10116
宿主生物 host_organism	Rattus norvegicus

Entity 7 branched

描述 description	;alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]alpha-D-mannopyranose-(1-6)-[alpha-D-mannopyranose-(1-3)]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	2

Entity 8 branched

描述 description	;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	748.7 kDa
来源方法 src_method	man
拷贝数 entity_count	2

Entity 9 branched

描述 description	;2-acetamido-2-deoxy-beta-D-glucopyranose-(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	1276.2 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 10 branched

描述 description	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	424.4 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 11 non-polymer

描述 description	ACETYLCHOLINE
分子量 formula_weight	146.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 12 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

Entity 13 non-polymer

描述 description	COPPER (II) ION
分子量 formula_weight	63.5 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

Entity 14 water

描述 description	water
分子量 formula_weight	18.0 kDa
来源方法 src_method	nat
拷贝数 entity_count	95

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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	triclinic

分辨率 resolution	2.73 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	175800

fit	/app/data/saxs_computation/gu/9gu2/9gu2.fit
pddf	/app/data/pr_computation/gu/9gu2/9gu2.pr.out
profile	/app/data/saxs_computation/gu/9gu2/9gu2.dat

Human adult muscle nAChR in desensitised state in nanodisc with 100 uM acetylcholine

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 (14)

Entity 1 polymer

聚合体 Polymer

来源 Source

Entity 2 polymer

聚合体 Polymer

来源 Source

Entity 3 polymer

聚合体 Polymer

来源 Source

Entity 4 polymer

聚合体 Polymer

来源 Source

Entity 5 polymer

聚合体 Polymer

来源 Source

Entity 6 polymer

聚合体 Polymer

来源 Source

Entity 7 branched

Entity 8 branched

Entity 9 branched

Entity 10 branched

Entity 11 non-polymer

Entity 12 non-polymer

Entity 13 non-polymer

Entity 14 water

7. 引用文献 (2)

8. 文件与曲线 (10)

Files (7)

Curves (3)