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1ppg

The refined 2.3 angstroms crystal structure of human leukocyte elastase in a complex with a valine chloromethyl ketone inhibitor

Method: X-RAY DIFFRACTION
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1. 蛋白身份与相关结构 Protein Identity & Related Structures

HUMAN LEUKOCYTE ELASTASE

物种未注明

UniProt P08246

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 异源复合物 蛋白 6 其他聚合物 6 MEO-SUCCINYL-ALA-ALA-PRO-VAL CHLOROMETHYLKETONE × 3 ;beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-6)-[alpha-D-mannopyranose-(1-3)]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 ; × 3 ;alpha-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-2)-beta-D-mannopyranose-(1-6)-[alpha-D-mannopyranose-(1-3)]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 ; × 3 water × 6 与蛋白数一致
2 其他组合 异源复合物 蛋白 2 其他聚合物 2 MEO-SUCCINYL-ALA-ALA-PRO-VAL CHLOROMETHYLKETONE × 1 ;beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-6)-[alpha-D-mannopyranose-(1-3)]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-glucopyranose-(1-4)-2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-2)-beta-D-mannopyranose-(1-6)-[alpha-D-mannopyranose-(1-3)]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 water × 2 与蛋白数一致

数据库中的同蛋白其他状态

单体

暂无

同源二聚体

暂无

同源四聚体

暂无

其他同源多聚体

暂无

异源或核酸复合物
1b0f 1h1b 1hne 1ppf 1ppg 1ppg 2rg3 2z7f 3q76 3q76 3q77 4nzl

共 71 个 assembly，这里只显示前 12 个

查看构建体与数据证据
UniProt名称 ELNE_HUMAN
Isoform —
PDB实体 1
链与序列区间 作者链 E； PDB构建体 1–218； UniProt 30–247

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_id1ppg
沉积日期 deposition_date1991-10-24
结构标题 titleThe refined 2.3 angstroms crystal structure of human leukocyte elastase in a complex with a valine chloromethyl ketone inhibitor
关键词 keywordsSERINE PROTEINASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX; HYDROLASE/HYDROLASE INHIBITOR
实验方法 methodX-RAY DIFFRACTION
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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。

1ppg__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

下载该曲线 .dat

1ppg__assembly_2__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 个绘图点；横轴和纵轴均采用对数尺度。

1ppg__assembly_2__model_1 | P(r) · Pending

新版 assembly/model P(r) 尚未计算 此处仅保留位置，不展示旧数据 r (Angstrom) P(r)
P(r) 将按相同 assembly/model 分别计算和展示。
Rg（Guinier）18.37 Å
Rg（电子密度）17.12 Å
总 Rg18.24 Å
原子数1861
残基数221
排除体积33186 ų
最大 q0.500 Å⁻¹
Assembly Model 结构单元 聚集说明 状态 CRYSOL 操作
1 1 1ppg__assembly_1__model_1 hexameric （6） 成功 4.1.3-1-20251215 (887e7ef) 查看 下载
2 1 1ppg__assembly_2__model_1 dimeric （2） 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 (5)

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6. 折叠分类 (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

结构域编号 domain_idd1ppge_
类 Class classb — All beta proteins
折叠类型 Fold foldb.47 — Trypsin-like serine proteases
超家族 Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
家族 Family familyb.47.1.2 — Eukaryotic proteases

CATH v4.4 (2 domains)

结构域编号 domain_id1ppgE01
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily10 — Trypsin-like serine proteases
结构域编号 domain_id1ppgE02
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily10 — Trypsin-like serine proteases
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7. 引用文献 (2)