9b4x

SARS CoV-2 full-length spike protein with Lys1269Ala and His1271Ala substitutions in the coatomer binding motif, 1RBD-up conformation (SPIKE-AXA)

Method: ELECTRON MICROSCOPY

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1. 蛋白身份与相关结构 Protein Identity & Related Structures

Spike glycoprotein

Severe acute respiratory syndrome coronavirus 2

当前结构中的状态

Assembly	物理组成	蛋白状态	分子拷贝数	共同组分	数据核对
1	其他组合	同源多聚体	蛋白 3 其他聚合物 33	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 12 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 16 ;alpha-D-mannopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 ;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 ; × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 2 ;2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-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 ; × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 18	与蛋白数一致

数据库中的同蛋白其他状态

查看构建体与数据证据

UniProt名称	SPIKE_SARS2
Isoform	—
PDB实体	1
链与序列区间	作者链 A； PDB构建体 1–1312； UniProt 1–1273 作者链 B； PDB构建体 1–1312； UniProt 1–1273 作者链 C； PDB构建体 1–1312； UniProt 1–1273

页面优先展示蛋白身份、当前 assembly、共同组分、聚集状态和跨 PDB 结构链接。链映射与序列区间收在“数据证据”中；数据库内部编号、导入时间和 assembly 操作表达式仅用于维护，因此不在读者页面展示。

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2. 结构基本信息 2. Structure Basics

条目编号 entry_id	9b4x
沉积日期 deposition_date	2024-03-21
结构标题 title	SARS CoV-2 full-length spike protein with Lys1269Ala and His1271Ala substitutions in the coatomer binding motif, 1RBD-up conformation (SPIKE-AXA)
关键词 keywords	SARS CoV-2 full-length spike with Lys1269Ala and His1271Ala substitutions in the coatomer binding motif, VIRAL PROTEIN; VIRAL PROTEIN
实验方法 method	ELECTRON MICROSCOPY

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3. Official assembly/model 理论 SAXS Official SAXS Profiles

页面只读取最新 assembly 计算结果。每一条曲线都对应明确的 PDB、official biological assembly 和 coordinate model。

9b4x__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

下载该曲线 .dat

9b4x__assembly_1__model_1 | I(q)

100 个绘图点；横轴和纵轴均采用对数尺度。

9b4x__assembly_1__model_1 | P(r) · Pending

P(r) 将按相同 assembly/model 分别计算和展示。

Rg（Guinier）	52.99 Å
Rg（电子密度）	52.64 Å
总 Rg	52.66 Å
原子数	50511
残基数	3159
排除体积	466840 Å³
最大 q	0.500 Å⁻¹

Assembly	Model	结构单元	聚集说明	状态	CRYSOL	操作
1	1	`9b4x__assembly_1__model_1`	trimeric （3）	成功	4.1.3-1-20251215 (887e7ef)	查看下载

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

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5. 实体与聚合物信息 Entities & Polymers (8)

实体 1 Entity 1 polymer

描述 description	Spike glycoprotein
分子量 formula_weight	144726.9 kDa
突变 mutation	;D614G variant, residues 682-685 RRAR substituted with GSAS, K986P, V987P, K1269A, H1271A, strep-tag inserted between residues 18 and 19 ;
来源方法 src_method	man
拷贝数 entity_count	3

聚合物 Polymer

聚合物类型 type	polypeptide(L)
链编号 strand_id	A,B,C
原子数 atom_count	50511

MFVFLVLLPLVSSQCVNLSAWSHPQFEKGGGSGGGSGGSSAWSHPQFEKSALVPRGSTTRTQLPPAYTNSFTRGVYYPDKVFRSSVLHSTQDLFLPFFSNVTWFHAIHVSGTNGTKRFDNPVLPFNDGVYFASTEKSNIIRGWIFGTTLDSKTQSLLIVNNATNVVIKVCEFQFCNDPFLGVYYHKNNKSWMESEFRVYSSANNCTFEYVSQPFLMDLEGKQGNFKNLREFVFKNIDGYFKIYSKHTPINLVRDLPQGFSALEPLVDLPIGINITRFQTLLALHRSYLTPGDSSSGWTAGAAAYYVGYLQPRTFLLKYNENGTITDAVDCALDPLSETKCTLKSFTVEKGIYQTSNFRVQPTESIVRFPNITNLCPFGEVFNATRFASVYAWNRKRISNCVADYSVLYNSASFSTFKCYGVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGKIADYNYKLPDDFTGCVIAWNSNNLDSKVGGNYNYLYRLFRKSNLKPFERDISTEIYQAGSTPCNGVEGFNCYFPLQSYGFQPTNGVGYQPYRVVVLSFELLHAPATVCGPKKSTNLVKNKCVNFNFNGLTGTGVLTESNKKFLPFQQFGRDIADTTDAVRDPQTLEILDITPCSFGGVSVITPGTNTSNQVAVLYQGVNCTEVPVAIHADQLTPTWRVYSTGSNVFQTRAGCLIGAEHVNNSYECDIPIGAGICASYQTQTNSPGSASSVASQSIIAYTMSLGAENSVAYSNNSIAIPTNFTISVTTEILPVSMTKTSVDCTMYICGDSTECSNLLLQYGSFCTQLNRALTGIAVEQDKNTQEVFAQVKQIYKTPPIKDFGGFNFSQILPDPSKPSKRSFIEDLLFNKVTLADAGFIKQYGDCLGDIAARDLICAQKFNGLTVLPPLLTDEMIAQYTSALLAGTITSGWTFGAGAALQIPFAMQMAYRFNGIGVTQNVLYENQKLIANQFNSAIGKIQDSLSSTASALGKLQDVVNQNAQALNTLVKQLSSNFGAISSVLNDILSRLDPPEAEVQIDRLITGRLQSLQTYVTQQLIRAAEIRASANLAATKMSECVLGQSKRVDFCGKGYHLMSFPQSAPHGVVFLHVTYVPAQEKNFTTAPAICHDGKAHFPREGVFVSNGTHWFVTQRNFYEPQIITTDNTFVSGNCDVVIGIVNNTVYDPLQPELDSFKEELDKYFKNHTSPDVDLGDISGINASVVNIQKEIDRLNEVAKNLNESLIDLQELGKYEQYIKWPWYIWLGFIAGLIAIVMVTIMLCCMTSCCSCLKGCCSCGSCCKFDEDDSEPVLKGVALAYT

来源 Source

来源生物 organism	Severe acute respiratory syndrome coronavirus 2
通用名 common_name	SARS-CoV-2, 2019-nCoV, COVID-19 virus
NCBI 分类编号 ncbi_taxonomy_id	2697049
宿主生物 host_organism	Homo sapiens

实体 2 Entity 2 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	12

实体 3 Entity 3 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	16

实体 4 Entity 4 branched

描述 description	;alpha-D-mannopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose ;
分子量 formula_weight	1098.0 kDa
来源方法 src_method	man
拷贝数 entity_count	1

实体 5 Entity 5 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	1

实体 6 Entity 6 branched

描述 description	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	570.5 kDa
来源方法 src_method	man
拷贝数 entity_count	2

实体 7 Entity 7 branched

描述 description	;2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-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	951.9 kDa
来源方法 src_method	man
拷贝数 entity_count	1

实体 8 Entity 8 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	man
拷贝数 entity_count	18

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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	3.33 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	153245

SARS CoV-2 full-length spike protein with Lys1269Ala and His1271Ala substitutions in the coatomer binding motif, 1RBD-up conformation (SPIKE-AXA)

1. 蛋白身份与相关结构 Protein Identity & Related Structures

Spike glycoprotein

当前结构中的状态

数据库中的同蛋白其他状态

2. 结构基本信息 2. Structure Basics

3. Official assembly/model 理论 SAXS Official SAXS Profiles

9b4x__assembly_1__model_1

9b4x__assembly_1__model_1 | I(q)

9b4x__assembly_1__model_1 | P(r) · Pending

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. 实体与聚合物信息 Entities & Polymers (8)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 branched

实体 3 Entity 3 branched

实体 4 Entity 4 branched

实体 5 Entity 5 branched

实体 6 Entity 6 branched

实体 7 Entity 7 branched

实体 8 Entity 8 non-polymer

7. 引用文献 (1)

SARS CoV-2 full-length spike protein with Lys1269Ala and His1271Ala substitutions in the coatomer binding motif, 1RBD-up conformation (SPIKE-AXA)

1. 蛋白身份与相关结构 Protein Identity & Related Structures

Spike glycoprotein

当前结构中的状态

数据库中的同蛋白其他状态

单体

同源二聚体

同源四聚体

其他同源多聚体

异源或核酸复合物

2. 结构基本信息 2. Structure Basics

3. Official assembly/model 理论 SAXS Official SAXS Profiles

9b4x__assembly_1__model_1

9b4x__assembly_1__model_1 | I(q)

9b4x__assembly_1__model_1 | P(r) · Pending

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. 实体与聚合物信息 Entities & Polymers (8)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 branched

实体 3 Entity 3 branched

实体 4 Entity 4 branched

实体 5 Entity 5 branched

实体 6 Entity 6 branched

实体 7 Entity 7 branched

实体 8 Entity 8 non-polymer

7. 引用文献 (1)