9q09

Cryo-EM structure of PGT121 Fab and Rhesus macaque Ab76 Fab in complex with HIV-1 Env trimer BG505 SOSIP.664

Method: ELECTRON MICROSCOPY Dmax: 170.1 Å Quality: REASONABLE

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

BG505 SOSIP.664 gp120

Human immunodeficiency virus 1

UniProt Q2N0S5

当前结构中的状态

Assembly 聚集状态 构建体 突变与修饰 配体、离子与共同组分 实验方法与环境 结构质量
1 其他组合 异源复合物 蛋白 × 18 其他聚合物 44 PDB 声明:octadecameric(18) 与蛋白拷贝数一致 链 A; UniProt 30–508 链 B; UniProt 509–661 链 C; UniProt 509–661 链 G; UniProt 30–508 链 I; UniProt 30–508 链 J; UniProt 509–661 未记录 Ab76 Fab heavy chain × 3 Ab76 Fab light chain × 3 PGT121 Fab heavy chain × 3 PGT121 Fab light chain × 3 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 26 ;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 ; × 6 ;alpha-D-mannopyranose-(1-2)-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 ; × 4 ;alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-3)-[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 ; × 3 ;alpha-D-mannopyranose-(1-3)-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 ; × 3 ;alpha-D-mannopyranose-(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 ;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 ; × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 17 ELECTRON MICROSCOPY cryo-EM缓冲液:pH 7.4;1X PBS buffer cryo-EM玻璃化条件:冷冻剂 ETHANE 分辨率 3.23 Å

数据库中的同蛋白其他状态

以下每一行都是同一 UniProt 蛋白在另一个 PDB 条目中的 biological assembly, “相对当前条目”直接指出证据层面的不同;没有差异标签表示当前已读取字段一致。

共 53 个其他 PDB 条目、53 个 assembly。 打开独立比较页并筛选聚集状态

查看构建体与数据证据
UniProt名称 Q2N0S5_HV1
Isoform
PDB实体 1, 2
链与序列区间 作者链 A; PDB构建体 1–479; UniProt 30–508 作者链 G; PDB构建体 1–479; UniProt 30–508 作者链 I; PDB构建体 1–479; UniProt 30–508 作者链 B; PDB构建体 1–153; UniProt 509–661 作者链 C; PDB构建体 1–153; UniProt 509–661 作者链 J; PDB构建体 1–153; UniProt 509–661

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。

SAXS 散射曲线 SAXS Profile

SAXS profile for 9q09

P(r) 距离分布 P(r) Distribution

P(r) distribution for 9q09
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2. 结构基本信息 2. Structure Basics

条目编号 entry_id9q09
沉积日期 deposition_date2025-08-12
结构标题 titleCryo-EM structure of PGT121 Fab and Rhesus macaque Ab76 Fab in complex with HIV-1 Env trimer BG505 SOSIP.664
关键词 keywordsHIV-1 Env, Broadly-neutralizing antibodies (bNAbs), glycan hole, CD4-binding site (CD4bs), VIRAL PROTEIN; VIRAL PROTEIN
实验方法 methodELECTRON MICROSCOPY

3. SAXS 参数 (CRYSOL 理论计算) 3. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier54.43
回转半径 Rg (电子) rg_electron53.91
零角强度 I(0) i02185130000.00
分子量 molecular_weight383500.0 kDa
排除体积 excluded_volume476600 ų
包络体积 envelope_volume716090 ų
水化壳体积 shell_volume109170 ų
包络直径 envelope_diameter171.7
壳层 Rg shell_rg58.40
包络 Rg envelope_rg52.46
形状 Rg shape_rg53.94
总 Rg total_rg53.94
总原子数 total_atoms26904
残基数 n_residues3182
球谐函数阶数 n_harmonics20
q 范围 q_range— – 0.5000 −1
数据点数 n_points101
壳层类型 shell_typedirectional
溶剂电子密度 solvent_density0.3340 e/ų
壳层衬度 contrast_shell0.0300 e/ų
CRYSOL 版本 crysol_version4.1.3

4. P(r) 距离分布 (GNOM 反演) 4. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax170.1
Rg (实空间) rg_real55.08
Rg 误差 (实空间) rg_real_error0.61
I(0) (实空间) i0_real2.1450e+09
I(0) 误差 (实空间) i0_real_error3.4520e+07
Rg (倒空间) rg_reciprocal54.65
I(0) (倒空间) i0_reciprocal2187000000.0000
解质量估计 total_estimate0.7227
解质量评级 solution_quality REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks1
主峰位置 r_peak_primary70.4
偏度 Skewness skewness0.145
峰度 Kurtosis kurtosis-0.364
角度范围 angular_range— – 0.1450 −1
当前正则化参数 α current_alpha1.6030
最高正则化参数 α highest_alpha101600000.0000
实空间数据点数 n_real_points30
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.942; Stabil: 0.923; Sysdev: 0.000; Positv: 1.000; Valcen: 0.968; Smooth: 0.842

5. 晶体学与实验 5. Crystallography & Experiment

6. 实体与聚合物信息 Entities & Polymers (14)

8. 引用文献 (1)

9. 文件与曲线 (10)