1i08

CRYSTAL STRUCTURE ANALYSIS OF THE H30A MUTANT OF MANGANESE SUPEROXIDE DISMUTASE FROM E. COLI

Method: X-RAY DIFFRACTION D_max: 113.3 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	1i08
沉积日期 deposition_date	2001-01-29
结构标题 title	CRYSTAL STRUCTURE ANALYSIS OF THE H30A MUTANT OF MANGANESE SUPEROXIDE DISMUTASE FROM E. COLI
关键词 keywords	manganese superoxide dismutase, mutant, h30a, hydrogen bond, reactivity, OXIDOREDUCTASE; OXIDOREDUCTASE
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	33.78 Å
回转半径 Rg (电子) rg_electron	33.53 Å
零角强度 I(0) i0	129266000.00
分子量 molecular_weight	91811.0 kDa
排除体积 excluded_volume	115160 Å³
包络体积 envelope_volume	149430 Å³
水化壳体积 shell_volume	38375 Å³
包络直径 envelope_diameter	116.7 Å
壳层 Rg shell_rg	39.18 Å
包络 Rg envelope_rg	32.65 Å
形状 Rg shape_rg	33.53 Å
总 Rg total_rg	33.99 Å
总原子数 total_atoms	6496
残基数 n_residues	820
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	113.3 Å
Rg (实空间) rg_real	33.86 Å
Rg 误差 (实空间) rg_real_error	0.99 Å
I(0) (实空间) i0_real	1.2930e+08
I(0) 误差 (实空间) i0_real_error	2.2290e+06
Rg (倒空间) rg_reciprocal	33.81 Å
I(0) (倒空间) i0_reciprocal	129300000.0000
解质量估计 total_estimate	0.8712
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	33.8 Å
偏度 Skewness skewness	0.373
峰度 Kurtosis kurtosis	-0.454
角度范围 angular_range	— – 0.2350 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	24590000.0000
实空间数据点数 n_real_points	48
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.878; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.882; Smooth: 0.805

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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 (3)

Entity 1 polymer

描述 description	MANGANESE SUPEROXIDE DISMUTASE
分子量 formula_weight	22929.8 kDa
EC 编号 ec_number	1.15.1.1
突变 mutation	H30A
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	6755

SYTLPSLPYAYDALEPHFDKQTMEIHHTKAHQTYVNNANAALESLPEFANLPVEELITKLDQLPADKKTVLRNNAGGHANHSLFWKGLKKGTTLQGDLKAAIERDFGSVDNFKAEFEKAAASRFGSGWAWLVLKGDKLAVVSTANQDSPLMGEAISGASGFPIMGLDVWEHAYYLKFQNRRPDYIKEFWNVVNWDEAAARFAAKK

来源 Source

来源生物 organism	Escherichia coli
NCBI 分类编号 ncbi_taxonomy_id	562
宿主生物 host_organism	Escherichia coli

Entity 2 non-polymer

描述 description	MANGANESE (II) ION
分子量 formula_weight	54.9 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

Entity 3 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	259

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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	d1i08a1
类 Class class	a — All alpha proteins
折叠类型 Fold fold	a.2 — Long alpha-hairpin
超家族 Superfamily superfamily	a.2.11 — Fe,Mn superoxide dismutase (SOD), N-terminal domain
家族 Family family	a.2.11.1 — Fe,Mn superoxide dismutase (SOD), N-terminal domain

结构域编号 domain_id	d1i08a2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.44 — Fe,Mn superoxide dismutase (SOD), C-terminal domain
超家族 Superfamily superfamily	d.44.1 — Fe,Mn superoxide dismutase (SOD), C-terminal domain
家族 Family family	d.44.1.1 — Fe,Mn superoxide dismutase (SOD), C-terminal domain

结构域编号 domain_id	d1i08b1
类 Class class	a — All alpha proteins
折叠类型 Fold fold	a.2 — Long alpha-hairpin
超家族 Superfamily superfamily	a.2.11 — Fe,Mn superoxide dismutase (SOD), N-terminal domain
家族 Family family	a.2.11.1 — Fe,Mn superoxide dismutase (SOD), N-terminal domain

结构域编号 domain_id	d1i08b2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.44 — Fe,Mn superoxide dismutase (SOD), C-terminal domain
超家族 Superfamily superfamily	d.44.1 — Fe,Mn superoxide dismutase (SOD), C-terminal domain
家族 Family family	d.44.1.1 — Fe,Mn superoxide dismutase (SOD), C-terminal domain

结构域编号 domain_id	d1i08c1
类 Class class	a — All alpha proteins
折叠类型 Fold fold	a.2 — Long alpha-hairpin
超家族 Superfamily superfamily	a.2.11 — Fe,Mn superoxide dismutase (SOD), N-terminal domain
家族 Family family	a.2.11.1 — Fe,Mn superoxide dismutase (SOD), N-terminal domain

结构域编号 domain_id	d1i08c2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.44 — Fe,Mn superoxide dismutase (SOD), C-terminal domain
超家族 Superfamily superfamily	d.44.1 — Fe,Mn superoxide dismutase (SOD), C-terminal domain
家族 Family family	d.44.1.1 — Fe,Mn superoxide dismutase (SOD), C-terminal domain

结构域编号 domain_id	d1i08d1
类 Class class	a — All alpha proteins
折叠类型 Fold fold	a.2 — Long alpha-hairpin
超家族 Superfamily superfamily	a.2.11 — Fe,Mn superoxide dismutase (SOD), N-terminal domain
家族 Family family	a.2.11.1 — Fe,Mn superoxide dismutase (SOD), N-terminal domain

结构域编号 domain_id	d1i08d2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.44 — Fe,Mn superoxide dismutase (SOD), C-terminal domain
超家族 Superfamily superfamily	d.44.1 — Fe,Mn superoxide dismutase (SOD), C-terminal domain
家族 Family family	d.44.1.1 — Fe,Mn superoxide dismutase (SOD), C-terminal domain

CATH v4.4 (8 domains)

结构域编号 domain_id	1i08A01
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	10 — Orthogonal Bundle
拓扑 Topology topology	287 — Helix Hairpins
同源超家族 H-superfamily homologous superfamily	990 — Fe,Mn superoxide dismutase (SOD) domain

结构域编号 domain_id	1i08A02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	55 — 3-Layer(bab) Sandwich
拓扑 Topology topology	40 — minor pseudopilin epsh fold
同源超家族 H-superfamily homologous superfamily	20 — Iron/manganese superoxide dismutase, C-terminal domain

结构域编号 domain_id	1i08B01
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	10 — Orthogonal Bundle
拓扑 Topology topology	287 — Helix Hairpins
同源超家族 H-superfamily homologous superfamily	990 — Fe,Mn superoxide dismutase (SOD) domain

结构域编号 domain_id	1i08B02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	55 — 3-Layer(bab) Sandwich
拓扑 Topology topology	40 — minor pseudopilin epsh fold
同源超家族 H-superfamily homologous superfamily	20 — Iron/manganese superoxide dismutase, C-terminal domain

结构域编号 domain_id	1i08C01
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	10 — Orthogonal Bundle
拓扑 Topology topology	287 — Helix Hairpins
同源超家族 H-superfamily homologous superfamily	990 — Fe,Mn superoxide dismutase (SOD) domain

结构域编号 domain_id	1i08C02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	55 — 3-Layer(bab) Sandwich
拓扑 Topology topology	40 — minor pseudopilin epsh fold
同源超家族 H-superfamily homologous superfamily	20 — Iron/manganese superoxide dismutase, C-terminal domain

结构域编号 domain_id	1i08D01
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	10 — Orthogonal Bundle
拓扑 Topology topology	287 — Helix Hairpins
同源超家族 H-superfamily homologous superfamily	990 — Fe,Mn superoxide dismutase (SOD) domain

结构域编号 domain_id	1i08D02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	55 — 3-Layer(bab) Sandwich
拓扑 Topology topology	40 — minor pseudopilin epsh fold
同源超家族 H-superfamily homologous superfamily	20 — Iron/manganese superoxide dismutase, C-terminal domain

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7. 引用文献 (2)

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晶胞边长 a length_a	100.681 Å
晶胞边长 b length_b	109.110 Å
晶胞边长 c length_c	181.072 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	90.00 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	32

空间群 space_group	C 2 2 21
空间群编号 int_tables_number	20
晶系 crystal_system	—

分辨率 resolution	2.200 Å
最低分辨率 resolution_low	40.000 Å
R 因子 r_factor	0.1840
R_work r_work	0.1840
R_free r_free	0.2110

fit	/app/data/saxs_computation/i0/1i08/1i08.fit
pddf	/app/data/pr_computation/i0/1i08/1i08.pr.out
profile	/app/data/saxs_computation/i0/1i08/1i08.dat