1i81

CRYSTAL STRUCTURE OF A HEPTAMERIC LSM PROTEIN FROM METHANOBACTERIUM THERMOAUTOTROPHICUM

Method: X-RAY DIFFRACTION

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

PUTATIVE SNRNP SM-LIKE PROTEIN

Methanothermobacter thermautotrophicus

UniProt O26745

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 蛋白同源多聚体 同源多聚体 蛋白 7 water × 7 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 RUXX_METTH
Isoform
PDB实体 1
链与序列区间 作者链 A; PDB构建体 4–83; UniProt 2–81 作者链 B; PDB构建体 4–83; UniProt 2–81 作者链 C; PDB构建体 4–83; UniProt 2–81 作者链 D; PDB构建体 4–83; UniProt 2–81 作者链 E; PDB构建体 4–83; UniProt 2–81 作者链 F; PDB构建体 4–83; UniProt 2–81 作者链 G; PDB构建体 4–83; UniProt 2–81

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。

2. 结构基本信息 2. Structure Basics

条目编号 entry_id1i81
沉积日期 deposition_date2001-03-12
结构标题 titleCRYSTAL STRUCTURE OF A HEPTAMERIC LSM PROTEIN FROM METHANOBACTERIUM THERMOAUTOTROPHICUM
关键词 keywordsCurved anti-parallel beta sheet, STRUCTURAL GENOMICS; STRUCTURAL GENOMICS
实验方法 methodX-RAY DIFFRACTION

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。

1i81__assembly_1__model_1

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

下载该曲线 .dat

1i81__assembly_1__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。

1i81__assembly_1__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)25.67 Å
Rg(电子密度)24.40 Å
总 Rg25.24 Å
原子数4022
残基数511
排除体积71794 ų
最大 q0.500 Å⁻¹
Assembly Model 结构单元 聚集说明 状态 CRYSOL 操作
1 1 1i81__assembly_1__model_1 heptameric (7) 成功 4.1.3-1-20251215 (887e7ef) 查看 下载

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

5. 实体与聚合物信息 Entities & Polymers (2)

6. 折叠分类 (SCOP + CATH) 14 domains

SCOP 2.08 (7 domains)

结构域编号 domain_idd1i81a_
类 Class classb — All beta proteins
折叠类型 Fold foldb.38 — Sm-like fold
超家族 Superfamily superfamilyb.38.1 — Sm-like ribonucleoproteins
家族 Family familyb.38.1.1 — Sm motif of small nuclear ribonucleoproteins, SNRNP
结构域编号 domain_idd1i81b_
类 Class classb — All beta proteins
折叠类型 Fold foldb.38 — Sm-like fold
超家族 Superfamily superfamilyb.38.1 — Sm-like ribonucleoproteins
家族 Family familyb.38.1.1 — Sm motif of small nuclear ribonucleoproteins, SNRNP
结构域编号 domain_idd1i81c_
类 Class classb — All beta proteins
折叠类型 Fold foldb.38 — Sm-like fold
超家族 Superfamily superfamilyb.38.1 — Sm-like ribonucleoproteins
家族 Family familyb.38.1.1 — Sm motif of small nuclear ribonucleoproteins, SNRNP
结构域编号 domain_idd1i81d_
类 Class classb — All beta proteins
折叠类型 Fold foldb.38 — Sm-like fold
超家族 Superfamily superfamilyb.38.1 — Sm-like ribonucleoproteins
家族 Family familyb.38.1.1 — Sm motif of small nuclear ribonucleoproteins, SNRNP
结构域编号 domain_idd1i81e_
类 Class classb — All beta proteins
折叠类型 Fold foldb.38 — Sm-like fold
超家族 Superfamily superfamilyb.38.1 — Sm-like ribonucleoproteins
家族 Family familyb.38.1.1 — Sm motif of small nuclear ribonucleoproteins, SNRNP
结构域编号 domain_idd1i81f_
类 Class classb — All beta proteins
折叠类型 Fold foldb.38 — Sm-like fold
超家族 Superfamily superfamilyb.38.1 — Sm-like ribonucleoproteins
家族 Family familyb.38.1.1 — Sm motif of small nuclear ribonucleoproteins, SNRNP
结构域编号 domain_idd1i81g_
类 Class classb — All beta proteins
折叠类型 Fold foldb.38 — Sm-like fold
超家族 Superfamily superfamilyb.38.1 — Sm-like ribonucleoproteins
家族 Family familyb.38.1.1 — Sm motif of small nuclear ribonucleoproteins, SNRNP

CATH v4.4 (7 domains)

结构域编号 domain_id1i81A00
类 Class class2 — Mainly Beta
架构 Architecture architecture30 — Roll
拓扑 Topology topology30 — SH3 type barrels.
同源超家族 H-superfamily homologous superfamily100
结构域编号 domain_id1i81B00
类 Class class2 — Mainly Beta
架构 Architecture architecture30 — Roll
拓扑 Topology topology30 — SH3 type barrels.
同源超家族 H-superfamily homologous superfamily100
结构域编号 domain_id1i81C00
类 Class class2 — Mainly Beta
架构 Architecture architecture30 — Roll
拓扑 Topology topology30 — SH3 type barrels.
同源超家族 H-superfamily homologous superfamily100
结构域编号 domain_id1i81D00
类 Class class2 — Mainly Beta
架构 Architecture architecture30 — Roll
拓扑 Topology topology30 — SH3 type barrels.
同源超家族 H-superfamily homologous superfamily100
结构域编号 domain_id1i81E00
类 Class class2 — Mainly Beta
架构 Architecture architecture30 — Roll
拓扑 Topology topology30 — SH3 type barrels.
同源超家族 H-superfamily homologous superfamily100
结构域编号 domain_id1i81F00
类 Class class2 — Mainly Beta
架构 Architecture architecture30 — Roll
拓扑 Topology topology30 — SH3 type barrels.
同源超家族 H-superfamily homologous superfamily100
结构域编号 domain_id1i81G00
类 Class class2 — Mainly Beta
架构 Architecture architecture30 — Roll
拓扑 Topology topology30 — SH3 type barrels.
同源超家族 H-superfamily homologous superfamily100

7. 引用文献 (1)