1m3k

biosynthetic thiolase, inactive C89A mutant

Method: X-RAY DIFFRACTION D_max: 122.9 Å Quality: GOOD

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

下载 Download SAXS (.dat) P(r) (.pr.out) CIF

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	1m3k
沉积日期 deposition_date	2002-06-28
结构标题 title	biosynthetic thiolase, inactive C89A mutant
关键词 keywords	thiolase fold, TRANSFERASE; TRANSFERASE
实验方法 method	X-RAY DIFFRACTION

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2. SAXS 参数 (CRYSOL 理论计算) 2. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier	38.09 Å
回转半径 Rg (电子) rg_electron	37.60 Å
零角强度 I(0) i0	425005000.00
分子量 molecular_weight	162420.0 kDa
排除体积 excluded_volume	201240 Å³
包络体积 envelope_volume	252930 Å³
水化壳体积 shell_volume	54997 Å³
包络直径 envelope_diameter	120.6 Å
壳层 Rg shell_rg	44.66 Å
包络 Rg envelope_rg	36.94 Å
形状 Rg shape_rg	37.60 Å
总 Rg total_rg	38.00 Å
总原子数 total_atoms	11360
残基数 n_residues	1568
球谐函数阶数 n_harmonics	20
q 范围 q_range	— – 0.5000 Å⁻¹
数据点数 n_points	101
壳层类型 shell_type	directional
溶剂电子密度 solvent_density	0.3340 e/Å³
壳层衬度 contrast_shell	0.0300 e/Å³
CRYSOL 版本 crysol_version	4.1.3

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3. P(r) 距离分布 (GNOM 反演) 3. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax	122.9 Å
Rg (实空间) rg_real	38.03 Å
Rg 误差 (实空间) rg_real_error	0.94 Å
I(0) (实空间) i0_real	4.2500e+08
I(0) 误差 (实空间) i0_real_error	7.3070e+06
Rg (倒空间) rg_reciprocal	38.07 Å
I(0) (倒空间) i0_reciprocal	425000000.0000
解质量估计 total_estimate	0.8995
解质量评级 solution_quality	GOOD a GOOD solution
P(r) 峰数 n_peaks	1
主峰位置 r_peak_primary	38.0 Å
偏度 Skewness skewness	0.212
峰度 Kurtosis kurtosis	-0.689
角度范围 angular_range	— – 0.2100 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	159000000.0000
实空间数据点数 n_real_points	43
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.916; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.944

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

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5. 实体与聚合体信息 (4)

Entity 1 polymer

描述 description	Acetyl-CoA acetyltransferase
分子量 formula_weight	40509.1 kDa
EC 编号 ec_number	2.3.1.9
突变 mutation	C89A
来源方法 src_method	man
拷贝数 entity_count	4

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,B,C,D
原子数 atom_count	12527

STPSIVIASAARTAVGSFNGAFANTPAHELGATVISAVLERAGVAAGEVNEVILGQVLPAGEGQNPARQAAMKAGVPQEATAWGMNQLAGSGLRAVALGMQQIATGDASIIVAGGMESMSMAPHCAHLRGGVKMGDFKMIDTMIKDGLTDAFYGYHMGTTAENVAKQWQLSRDEQDAFAVASQNKAEAAQKDGRFKDEIVPFIVKGRKGDITVDADEYIRHGATLDSMAKLRPAFDKEGTVTAGNASGLNDGAAAALLMSEAEASRRGIQPLGRIVSWATVGVDPKVMGTGPIPASRKALERAGWKIGDLDLVEANEAFAAQACAVNKDLGWDPSIVNVNGGAIAIGHPIGASGARILNTLLFEMKRRGARKGLATLCIGGGMGVAMCIESL

来源 Source

来源生物 organism	Zoogloea ramigera
NCBI 分类编号 ncbi_taxonomy_id	350
宿主生物 host_organism	Escherichia coli

Entity 2 non-polymer

描述 description	SULFATE ION
分子量 formula_weight	96.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

Entity 3 non-polymer

描述 description	GLYCEROL
分子量 formula_weight	92.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 4 water

描述 description	water
分子量 formula_weight	18.0 kDa
来源方法 src_method	nat
拷贝数 entity_count	1159

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6. 折叠分类 (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

结构域编号 domain_id	d1m3ka1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.95 — Thiolase-like
超家族 Superfamily superfamily	c.95.1 — Thiolase-like
家族 Family family	c.95.1.1 — Thiolase-related

结构域编号 domain_id	d1m3ka2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.95 — Thiolase-like
超家族 Superfamily superfamily	c.95.1 — Thiolase-like
家族 Family family	c.95.1.1 — Thiolase-related

结构域编号 domain_id	d1m3kb1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.95 — Thiolase-like
超家族 Superfamily superfamily	c.95.1 — Thiolase-like
家族 Family family	c.95.1.1 — Thiolase-related

结构域编号 domain_id	d1m3kb2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.95 — Thiolase-like
超家族 Superfamily superfamily	c.95.1 — Thiolase-like
家族 Family family	c.95.1.1 — Thiolase-related

结构域编号 domain_id	d1m3kc1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.95 — Thiolase-like
超家族 Superfamily superfamily	c.95.1 — Thiolase-like
家族 Family family	c.95.1.1 — Thiolase-related

结构域编号 domain_id	d1m3kc2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.95 — Thiolase-like
超家族 Superfamily superfamily	c.95.1 — Thiolase-like
家族 Family family	c.95.1.1 — Thiolase-related

结构域编号 domain_id	d1m3kd1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.95 — Thiolase-like
超家族 Superfamily superfamily	c.95.1 — Thiolase-like
家族 Family family	c.95.1.1 — Thiolase-related

结构域编号 domain_id	d1m3kd2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.95 — Thiolase-like
超家族 Superfamily superfamily	c.95.1 — Thiolase-like
家族 Family family	c.95.1.1 — Thiolase-related

CATH v4.4 (8 domains)

结构域编号 domain_id	1m3kA01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	47 — Peroxisomal Thiolase; Chain A, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Thiolase/Chalcone synthase

结构域编号 domain_id	1m3kA02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	47 — Peroxisomal Thiolase; Chain A, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Thiolase/Chalcone synthase

结构域编号 domain_id	1m3kB01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	47 — Peroxisomal Thiolase; Chain A, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Thiolase/Chalcone synthase

结构域编号 domain_id	1m3kB02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	47 — Peroxisomal Thiolase; Chain A, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Thiolase/Chalcone synthase

结构域编号 domain_id	1m3kC01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	47 — Peroxisomal Thiolase; Chain A, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Thiolase/Chalcone synthase

结构域编号 domain_id	1m3kC02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	47 — Peroxisomal Thiolase; Chain A, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Thiolase/Chalcone synthase

结构域编号 domain_id	1m3kD01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	47 — Peroxisomal Thiolase; Chain A, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Thiolase/Chalcone synthase

结构域编号 domain_id	1m3kD02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	47 — Peroxisomal Thiolase; Chain A, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Thiolase/Chalcone synthase

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7. 引用文献 (1)

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晶胞边长 a length_a	84.370 Å
晶胞边长 b length_b	79.199 Å
晶胞边长 c length_c	148.863 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	92.32 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	8

空间群 space_group	P 1 21 1
空间群编号 int_tables_number	4
晶系 crystal_system	—

分辨率 resolution	1.700 Å
最低分辨率 resolution_low	20.000 Å
R 因子 r_factor	0.2013
R_work r_work	0.1992
R_free r_free	0.2430

fit	/app/data/saxs_computation/m3/1m3k/1m3k.fit
pddf	/app/data/pr_computation/m3/1m3k/1m3k.pr.out
profile	/app/data/saxs_computation/m3/1m3k/1m3k.dat