2p3u

Crystal structure of human factor XA complexed with 3-chloro-N-(4-chloro-2-{[(5-chloropyridin-2-yl)amino]carbonyl}-6-methoxyphenyl)-4-[(1-methyl-1H-imidazol-2-yl)methyl]thiophene-2-carboxamide {Pfizer 320663}

Method: X-RAY DIFFRACTION Dmax: 67.1 Å Quality: GOOD

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

Coagulation factor X

物种未注明

UniProt P00742

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 蛋白同源多聚体 同源多聚体 蛋白 × 2 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 A; UniProt 127–178 链 B; UniProt 235–467 片段:EGF-like 2 domain 片段:CATALYTIC DOMAIN CA CALCIUM ION × 2 663 3-CHLORO-N-(4-CHLORO-2-{[(5-CHLOROPYRIDIN-2-YL)AMINO]CARBONYL}-6-METHOXYPHENYL)-4-[(1-METHYL-1H-IMIDAZOL-2-YL)METHYL]THIOPHENE-2-CARBOXAMIDE × 1 X-RAY DIFFRACTION X-ray结晶条件:EVAPORATION;pH 7.5;295 K;A THREE-FOLD EXCESS OF 3-Chloro-4-(2-methylamino-imidazol-1-ylmethyl)-thiophene-2-carboxylic acid [4-chloro-2-(5-chloro-pyridin-2-ylcarbamoyl)-6-methoxy-phenyl]-amide WAS ADDED TO THE DES-GLA-FACTOR XA. THE PROTEIN WAS THEN CONCENTRATED TO 12-17 MG/ML. CRYSTALS WERE GROWN USING 2 UL OF COMPLEX WITH 2 UL OF RESERVOIR CONTAINING 15-21% PEG1500 AND 10 MM CACL2. 30-40 UL SITTING DROPS CONTAINING SATURATED INHIBITOR (5 MM) IN 21% PEG1500, 5 MM CACL2, 20 MM NACL, 25 MM TRIS PH 7.5 (CRYSTAL SOAKING SOLUTION) WERE EQUILIBRATED OVER A 1 ML RESERVOIR CONTAINING THE CRYSTAL SOAKING SOLUTION FOR 1 TO 2 DAYS. A SINGLE FACTOR XA CRYSTAL WAS TRANSFERRED USING A MOUNTED CRYOLOOP INTO ONE OF THESE SITTING DROPS AND ALLOWED TO SOAK FOR THREE OR MORE DAYS, EVAPORATION, temperature 295K 分辨率 1.62 Å R-free 0.210

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 183 个其他 PDB 条目、220 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 FA10_HUMAN
Isoform
PDB实体 1, 2
链与序列区间 作者链 A; PDB构建体 1–52; UniProt 127–178 作者链 B; PDB构建体 1–233; UniProt 235–467

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 2p3u

P(r) 距离分布 P(r) Distribution

P(r) distribution for 2p3u
下载 Download

2. 结构基本信息 2. Structure Basics

条目编号 entry_id2p3u
沉积日期 deposition_date2007-03-09
结构标题 titleCrystal structure of human factor XA complexed with 3-chloro-N-(4-chloro-2-{[(5-chloropyridin-2-yl)amino]carbonyl}-6-methoxyphenyl)-4-[(1-methyl-1H-imidazol-2-yl)methyl]thiophene-2-carboxamide {Pfizer 320663}
关键词 keywordsprotein inhibitor complex, coagulation cofactor, protease, BLOOD CLOTTING; BLOOD CLOTTING
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_guinier19.58
回转半径 Rg (电子) rg_electron18.42
零角强度 I(0) i019577900.00
分子量 molecular_weight32361.0 kDa
排除体积 excluded_volume39939 ų
包络体积 envelope_volume45711 ų
水化壳体积 shell_volume20375 ų
包络直径 envelope_diameter66.0
壳层 Rg shell_rg25.18
包络 Rg envelope_rg18.89
形状 Rg shape_rg18.39
总 Rg total_rg19.43
总原子数 total_atoms2257
残基数 n_residues277
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 dmax67.1
Rg (实空间) rg_real19.48
Rg 误差 (实空间) rg_real_error0.47
I(0) (实空间) i0_real1.9580e+07
I(0) 误差 (实空间) i0_real_error2.3590e+05
Rg (倒空间) rg_reciprocal19.49
I(0) (倒空间) i0_reciprocal19580000.0000
解质量估计 total_estimate0.8601
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary24.6
偏度 Skewness skewness0.217
峰度 Kurtosis kurtosis-0.297
角度范围 angular_range— – 0.4050 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha6507000.0000
实空间数据点数 n_real_points72
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.745; Stabil: 0.996; Sysdev: 1.000; Positv: 1.000; Valcen: 0.990; Smooth: 0.962

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

6. 实体与聚合物信息 Entities & Polymers (5)

7. 折叠分类 (SCOP + CATH) 5 domains

SCOP 2.08 (2 domains)

结构域编号 domain_idd2p3ua_
类 Class classg — Small proteins
折叠类型 Fold foldg.3 — Knottins (small inhibitors, toxins, lectins)
超家族 Superfamily superfamilyg.3.11 — EGF/Laminin
家族 Family familyg.3.11.1 — EGF-type module
结构域编号 domain_idd2p3ub_
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 (3 domains)

结构域编号 domain_id2p3uA00
类 Class class2 — Mainly Beta
架构 Architecture architecture10 — Ribbon
拓扑 Topology topology25 — Laminin
同源超家族 H-superfamily homologous superfamily10 — Laminin
结构域编号 domain_id2p3uB01
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_id2p3uB02
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

8. 引用文献 (8)

9. 文件与曲线 (10)