7zxa

Crystal structure of human cathepsin L with covalently bound aloxistatin (E-64D)

Method: X-RAY DIFFRACTION Dmax: 88.0 Å Quality: REASONABLE

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

Cathepsin L

Homo sapiens

UniProt P07711

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 蛋白单体 单体 蛋白 × 1 PDB 声明:monomeric(1) 与蛋白拷贝数一致 链 A; UniProt 114–333 突变:T110A E6D ethyl (3S)-3-hydroxy-4-({(2S)-4-methyl-1-[(3-methylbutyl)amino]-1-oxopentan-2-yl}amino)-4-oxobutanoate × 1 1PE PENTAETHYLENE GLYCOL × 1 PG4 TETRAETHYLENE GLYCOL × 1 DMS DIMETHYL SULFOXIDE × 1 PEG DI(HYDROXYETHYL)ETHER × 1 PGE TRIETHYLENE GLYCOL × 2 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, SITTING DROP;pH 4;293 K;Mature cathepsin L at a concentration of 7 mg/ml was equilibrated against 27% w/v PEG 8000, 1 mM TCEP and 0.1 M sodium acetate at pH 4.0. Crystals, which grew at 293 K to final size after approximately 3 days, were transferred to a compound soaking solution containing 22% w/v PEG 8000, 1 mM TCEP and 0.1 M sodium acetate at pH 4.0 as well as 5% v/v DMSO and 10% v/v PEG 400. 分辨率 1.60 Å R-free 0.194
2 蛋白单体 单体 蛋白 × 1 PDB 声明:monomeric(1) 与蛋白拷贝数一致 链 B; UniProt 114–333 突变:T110A E6D ethyl (3S)-3-hydroxy-4-({(2S)-4-methyl-1-[(3-methylbutyl)amino]-1-oxopentan-2-yl}amino)-4-oxobutanoate × 1 DMS DIMETHYL SULFOXIDE × 2 PEG DI(HYDROXYETHYL)ETHER × 3 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, SITTING DROP;pH 4;293 K;Mature cathepsin L at a concentration of 7 mg/ml was equilibrated against 27% w/v PEG 8000, 1 mM TCEP and 0.1 M sodium acetate at pH 4.0. Crystals, which grew at 293 K to final size after approximately 3 days, were transferred to a compound soaking solution containing 22% w/v PEG 8000, 1 mM TCEP and 0.1 M sodium acetate at pH 4.0 as well as 5% v/v DMSO and 10% v/v PEG 400. 分辨率 1.60 Å R-free 0.194
3 蛋白单体 单体 蛋白 × 1 PDB 声明:monomeric(1) 与蛋白拷贝数一致 链 C; UniProt 114–333 突变:T110A E6D ethyl (3S)-3-hydroxy-4-({(2S)-4-methyl-1-[(3-methylbutyl)amino]-1-oxopentan-2-yl}amino)-4-oxobutanoate × 1 PEG DI(HYDROXYETHYL)ETHER × 3 PGE TRIETHYLENE GLYCOL × 1 EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, SITTING DROP;pH 4;293 K;Mature cathepsin L at a concentration of 7 mg/ml was equilibrated against 27% w/v PEG 8000, 1 mM TCEP and 0.1 M sodium acetate at pH 4.0. Crystals, which grew at 293 K to final size after approximately 3 days, were transferred to a compound soaking solution containing 22% w/v PEG 8000, 1 mM TCEP and 0.1 M sodium acetate at pH 4.0 as well as 5% v/v DMSO and 10% v/v PEG 400. 分辨率 1.60 Å R-free 0.194
4 蛋白单体 单体 蛋白 × 1 PDB 声明:monomeric(1) 与蛋白拷贝数一致 链 D; UniProt 114–333 突变:T110A E6D ethyl (3S)-3-hydroxy-4-({(2S)-4-methyl-1-[(3-methylbutyl)amino]-1-oxopentan-2-yl}amino)-4-oxobutanoate × 1 PG4 TETRAETHYLENE GLYCOL × 1 DMS DIMETHYL SULFOXIDE × 2 PEG DI(HYDROXYETHYL)ETHER × 1 PGE TRIETHYLENE GLYCOL × 1 EDO 1,2-ETHANEDIOL × 1 P6G HEXAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, SITTING DROP;pH 4;293 K;Mature cathepsin L at a concentration of 7 mg/ml was equilibrated against 27% w/v PEG 8000, 1 mM TCEP and 0.1 M sodium acetate at pH 4.0. Crystals, which grew at 293 K to final size after approximately 3 days, were transferred to a compound soaking solution containing 22% w/v PEG 8000, 1 mM TCEP and 0.1 M sodium acetate at pH 4.0 as well as 5% v/v DMSO and 10% v/v PEG 400. 分辨率 1.60 Å R-free 0.194

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 63 个其他 PDB 条目、153 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 CATL1_HUMAN
Isoform
PDB实体 1
链与序列区间 作者链 A; PDB构建体 1–220; UniProt 114–333 作者链 B; PDB构建体 1–220; UniProt 114–333 作者链 C; PDB构建体 1–220; UniProt 114–333 作者链 D; PDB构建体 1–220; UniProt 114–333

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 7zxa

P(r) 距离分布 P(r) Distribution

P(r) distribution for 7zxa
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2. 结构基本信息 2. Structure Basics

条目编号 entry_id7zxa
沉积日期 deposition_date2022-05-20
结构标题 titleCrystal structure of human cathepsin L with covalently bound aloxistatin (E-64D)
关键词 keywordscystein protease, drug target, lysosome, virus cell entry, HYDROLASE; HYDROLASE
实验方法 methodX-RAY DIFFRACTION

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

回转半径 Rg (Guinier) rg_guinier29.86
回转半径 Rg (电子) rg_electron28.91
零角强度 I(0) i0171076000.00
分子量 molecular_weight100560.0 kDa
排除体积 excluded_volume124140 ų
包络体积 envelope_volume146640 ų
水化壳体积 shell_volume41369 ų
包络直径 envelope_diameter95.2
壳层 Rg shell_rg36.94
包络 Rg envelope_rg28.79
形状 Rg shape_rg28.90
总 Rg total_rg29.63
总原子数 total_atoms13696
残基数 n_residues876
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 dmax88.0
Rg (实空间) rg_real29.68
Rg 误差 (实空间) rg_real_error0.45
I(0) (实空间) i0_real1.7110e+08
I(0) 误差 (实空间) i0_real_error2.3740e+06
Rg (倒空间) rg_reciprocal29.76
I(0) (倒空间) i0_reciprocal171100000.0000
解质量估计 total_estimate0.6874
解质量评级 solution_quality REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary41.5
偏度 Skewness skewness0.085
峰度 Kurtosis kurtosis-0.572
角度范围 angular_range— – 0.2650 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha48370000.0000
实空间数据点数 n_real_points54
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.974; Stabil: 1.000; Sysdev: 0.050; Positv: 1.000; Valcen: 0.989; Smooth: 0.872

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

6. 实体与聚合物信息 Entities & Polymers (10)

7. 折叠分类 (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

结构域编号 domain_id7zxaA01
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology70 — Cathepsin B; Chain A
同源超家族 H-superfamily homologous superfamily10 — Cysteine proteinases
结构域编号 domain_id7zxaB01
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology70 — Cathepsin B; Chain A
同源超家族 H-superfamily homologous superfamily10 — Cysteine proteinases
结构域编号 domain_id7zxaC01
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology70 — Cathepsin B; Chain A
同源超家族 H-superfamily homologous superfamily10 — Cysteine proteinases
结构域编号 domain_id7zxaD01
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology70 — Cathepsin B; Chain A
同源超家族 H-superfamily homologous superfamily10 — Cysteine proteinases

8. 引用文献 (1)

9. 文件与曲线 (10)