8t6l

Cryo-EM structure of rat cardiac sodium channel NaV1.5 with batrachotoxin analog BTX-B

Method: ELECTRON MICROSCOPY D_max: 120.4 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	8t6l
沉积日期 deposition_date	2023-06-16
结构标题 title	Cryo-EM structure of rat cardiac sodium channel NaV1.5 with batrachotoxin analog BTX-B
关键词 keywords	Ion channel, Sodium channel, Voltage-gated channel, Sodium transport, 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	37.81 Å
回转半径 Rg (电子) rg_electron	36.41 Å
零角强度 I(0) i0	281396000.00
分子量 molecular_weight	155970.0 kDa
排除体积 excluded_volume	203490 Å³
包络体积 envelope_volume	265970 Å³
水化壳体积 shell_volume	59775 Å³
包络直径 envelope_diameter	127.6 Å
壳层 Rg shell_rg	43.47 Å
包络 Rg envelope_rg	36.68 Å
形状 Rg shape_rg	36.43 Å
总 Rg total_rg	36.86 Å
总原子数 total_atoms	10979
残基数 n_residues	1237
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	120.4 Å
Rg (实空间) rg_real	37.64 Å
Rg 误差 (实空间) rg_real_error	0.90 Å
I(0) (实空间) i0_real	2.8140e+08
I(0) 误差 (实空间) i0_real_error	4.6260e+06
Rg (倒空间) rg_reciprocal	37.75 Å
I(0) (倒空间) i0_reciprocal	281400000.0000
解质量估计 total_estimate	0.6764
解质量评级 solution_quality	REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks	1
主峰位置 r_peak_primary	48.7 Å
偏度 Skewness skewness	0.192
峰度 Kurtosis kurtosis	-0.366
角度范围 angular_range	— – 0.2100 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	27910000.0000
实空间数据点数 n_real_points	43
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.896; Stabil: 1.000; Sysdev: 0.080; Positv: 1.000; Valcen: 0.983; Smooth: 0.875

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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 (10)

Entity 1 polymer

描述 description	Sodium channel protein type 5 subunit alpha,Green fluorescent protein
分子量 formula_weight	213523.9 kDa
突变 mutation	A33T,G214D
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	A
原子数 atom_count	10988

MANLLLPRGTSSFRRFTRESLAAIEKRMAEKQTRGGSATSQESREGLQEEEAPRPQLDLQASKKLPDLYGNPPRELIGEPLEDLDPFYSTQKTFIVLNKGKTIFRFSATNALYVLSPFHPVRRAAVKILVHSLFSMLIMCTILTNCVFMAQHDPPPWTKYVEYTFTAIYTFESLVKILARGFCLHAFTFLRDPWNWLDFSVIVMAYTTEFVDLDNVSALRTFRVLRALKTISVISGLKTIVGALIQSVKKLADVMVLTVFCLSVFALIGLQLFMGNLRHKCVRNFTELNGTNGSVEADGLVWNSLDVYLNDPANYLLKNGTTDVLLCGNSSDAGTCPEGYRCLKAGENPDHGYTSFDSFAWAFLALFRLMTQDCWERLYQQTLRSAGKIYMIFFMLVIFLGSFYLVNLILAVVAMAYEEQNQATIAETEEKEKRFQEAMEMLKKEHEALTIRGVDTVSRSSRQRALSAVSVLTSALEELEESHRKCPPCWNRFAQHYLIWECCPLWMSIKQKVKFVVMDPFADLTITMCIVLNTLFMALEHYNMTAEFEEMLQVGNLVFTGIFTAEMTFKIIALDPYYYFQQGWNIFDSIIVILSLMELGLSRMGNLSVLRSFRLLRVFKLAKSWPTLNTLIKIIGNSVGALGNLTLVLAIIVFIFAVVGMQLFGKNYSELRHRISDSGLLPRWHMMDFFHAFLIIFRILCGEWIETMWDCMEVSGQSLCLLVFLLVMVIGNLVVLNLFLALLLSSFSADNLTAPDEDGEMNNLQLALARIQRGLRFVKRTTWDFCCGILRRRPKKPAALATHSQLPSCITAPRSPPPPEVEKVPPARKETRFEEDKRPGQGTPGDSEPVCVPIAVAESDTEDQEEDEENSGKVWWRLRKTCYRIVEHSWFETFIIFMILLSSGALAFEDIYLEERKTIKVLLEYADKMFTYVFVLEMLLKWVAYGFKKYFTNAWCWLDFLIVDVSLVSLVANTLGFAEMGPIKSLRTLRALRPLRALSRFEGMRVVVNALVGAIPSIMNVLLVCLIFWLIFSIMGVNLFAGKFGRCINQTEGDLPLNYTIVNNKSECESFNVTGELYWTKVKVNFDNVGAGYLALLQVATFKGWMDIMYAAVDSRGYEEQPQWEDNLYMYIYFVVFIIFGSFFTLNLFIGVIIDNFNQQKKKLGGQDIFMTEEQKKYYNAMKKLGSKKPQKPIPRPLNKYQGFIFDIVTKQAFDVTIMFLICLNMVTMMVETDDQSPEKVNILAKINLLFVAIFTGECIVKMAALRHYYFTNSWNIFDFVVVILSIVGTVLSDIIQKYFFSPTLFRVIRLARIGRILRLIRGAKGIRTLLFALMMSLPALFNIGLLLFLVMFIYSIFGMANFAYVKWEAGIDDMFNFQTFANSMLCLFQITTSAGWDGLLSPILNTGPPYCDPNLPNSNGSRGNCGSPAVGILFFTTYIIISFLIVVNMYIAIILENFSVATEESTEPLSEDDFDMFYEIWEKFDPEATQFIEYLALSDFADALSEPLRIAKPNQISLINMDLPMVSGDRIHCMDILFAFTKRVLGESGEMDALKIQMEEKFMAANPSKISYEPITTTLRRKHEEVSATVIQRAFRRHLLQRSVKHASFLFRVDLEVLFQGPGSMVSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTLKFICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHDFFKSAMPEGYVQERTIFFKDDGNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIKVNFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLLEFVTAAGITLGMDELYKGSDYKDDDDK

来源 Source

来源生物 organism	Aequorea victoria
NCBI 分类编号 ncbi_taxonomy_id	6100
宿主生物 host_organism	Homo sapiens

Entity 2 branched

描述 description	;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)-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	1

Entity 3 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	2

Entity 4 branched

描述 description	;alpha-D-mannopyranose-(1-6)-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	1

Entity 5 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	3

Entity 6 non-polymer

描述 description	1-palmitoyl-2-oleoyl-sn-glycero-3-phosphocholine
分子量 formula_weight	760.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	10

Entity 7 non-polymer

描述 description	CHOLESTEROL HEMISUCCINATE
分子量 formula_weight	486.7 kDa
来源方法 src_method	syn
拷贝数 entity_count	11

Entity 8 non-polymer

描述 description	(3beta,14beta,17beta,25R)-3-[4-methoxy-3-(methoxymethyl)butoxy]spirost-5-en
分子量 formula_weight	544.8 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 9 non-polymer

描述 description	;(1R)-1-[(5aR,7aR,9R,11aS,11bS,12R,13aR)-9,12-dihydroxy-2,11a-dimethyl-1,2,3,4,7a,8,9,10,11,11a,12,13-dodecahydro-7H-9,11b-epoxy-13a,5a-prop[1]enophenanthro[2,1-f][1,4]oxazepin-14-yl]ethyl benzoate ;
分子量 formula_weight	521.6 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 10 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	1

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7. 引用文献 (1)

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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	3.30 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	86763

fit	/app/data/saxs_computation/t6/8t6l/8t6l.fit
pddf	/app/data/pr_computation/t6/8t6l/8t6l.pr.out
profile	/app/data/saxs_computation/t6/8t6l/8t6l.dat