SAXSdb — 1hcm

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	1hcm
沉积日期 deposition_date	2001-05-05
结构标题 title	Cytochrome cd1 Nitrite Reductase, oxidised from from tetragonal crystals
关键词 keywords	ENZYME, NITRITE REDUCTASE, 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	34.21 Å
回转半径 Rg (电子) rg_electron	33.68 Å
零角强度 I(0) i0	221475000.00
分子量 molecular_weight	119290.0 kDa
排除体积 excluded_volume	148610 Å³
包络体积 envelope_volume	180570 Å³
水化壳体积 shell_volume	44522 Å³
包络直径 envelope_diameter	111.3 Å
壳层 Rg shell_rg	40.58 Å
包络 Rg envelope_rg	33.77 Å
形状 Rg shape_rg	33.70 Å
总 Rg total_rg	34.07 Å
总原子数 total_atoms	8408
残基数 n_residues	1055
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	110.4 Å
Rg (实空间) rg_real	34.22 Å
Rg 误差 (实空间) rg_real_error	0.81 Å
I(0) (实空间) i0_real	2.2150e+08
I(0) 误差 (实空间) i0_real_error	3.3940e+06
Rg (倒空间) rg_reciprocal	34.22 Å
I(0) (倒空间) i0_reciprocal	221500000.0000
解质量估计 total_estimate	0.8961
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	36.0 Å
偏度 Skewness skewness	0.307
峰度 Kurtosis kurtosis	-0.581
角度范围 angular_range	— – 0.2300 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	46040000.0000
实空间数据点数 n_real_points	47
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.911; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.919

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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 (5)

Entity 1 polymer

描述 description	CYTOCHROME CD1 NITRITE REDUCTASE
分子量 formula_weight	62546.5 kDa
来源方法 src_method	nat
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,B
原子数 atom_count	8757

QEQVAPPKDPAAALEDHKTRTDNRYEPSLDNLAQQDVAAPGAPEGVSALSDAQYNEANKIYFERCAGCHGVLRKGATGKALTPDLTRDLGFDYLQSFITYGSPAGMPNWGTSGELSAEQVDLMANYLLLDPAAPPEFGMKEMRESWKVHVAPEDRPTQQENDWDLENLFSVTLRDAGQIALIDGATYEIKSVLDTGYAVHISRLSASGRYLFVIGRDGKVNMIDLWMKEPTTVAEIKIGSEARSIETSKMEGWEDKYAIAGAYWPPQYVIMDGETLEPKKIQSTRGMTYDEQEYHPEPRVAAILASHYRPEFIVNVKETGKILLVDYTDLDNLKTTEISAERFLHDGGLDGSHRYFITAANARNKLVVIDTKEGKLVAIEDTGGQTPHPGRGANFVHPTFGPVWATSHMGDDSVALIGTDPEGHPDNAWKILDSFPALGGGSLFIKTHPNSQYLYVDATLNPEAEISGSVAVFDIKAMTGDGSDPEFKTLPIAEWAGITEGQPRVVQGEFNKDGTEVWFSVWNGKDQESALVVVDDKTLELKHVIKDERLVTPTGKFNVYNTMTDTY

Entity 2 non-polymer

描述 description	HEME C
分子量 formula_weight	618.5 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 3 non-polymer

描述 description	HEME D
分子量 formula_weight	712.5 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 4 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 5 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	349

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6. 折叠分类 (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

结构域编号 domain_id	d1hcma1
类 Class class	a — All alpha proteins
折叠类型 Fold fold	a.3 — Cytochrome c
超家族 Superfamily superfamily	a.3.1 — Cytochrome c
家族 Family family	a.3.1.2 — N-terminal (heme c) domain of cytochrome cd1-nitrite reductase

结构域编号 domain_id	d1hcma2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.70 — 8-bladed beta-propeller
超家族 Superfamily superfamily	b.70.2 — C-terminal (heme d1) domain of cytochrome cd1-nitrite reductase
家族 Family family	b.70.2.1 — C-terminal (heme d1) domain of cytochrome cd1-nitrite reductase

结构域编号 domain_id	d1hcmb1
类 Class class	a — All alpha proteins
折叠类型 Fold fold	a.3 — Cytochrome c
超家族 Superfamily superfamily	a.3.1 — Cytochrome c
家族 Family family	a.3.1.2 — N-terminal (heme c) domain of cytochrome cd1-nitrite reductase

结构域编号 domain_id	d1hcmb2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.70 — 8-bladed beta-propeller
超家族 Superfamily superfamily	b.70.2 — C-terminal (heme d1) domain of cytochrome cd1-nitrite reductase
家族 Family family	b.70.2.1 — C-terminal (heme d1) domain of cytochrome cd1-nitrite reductase

CATH v4.4 (4 domains)

结构域编号 domain_id	1hcmA01
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	10 — Orthogonal Bundle
拓扑 Topology topology	760 — Cytochrome Bc1 Complex; Chain D, domain 2
同源超家族 H-superfamily homologous superfamily	10 — Cytochrome c-like domain

结构域编号 domain_id	1hcmA02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	140 — 8 Propeller
拓扑 Topology topology	10 — Methanol Dehydrogenase; Chain A
同源超家族 H-superfamily homologous superfamily	20 — C-terminal (heme d1) domain of cytochrome cd1-nitrite reductase

结构域编号 domain_id	1hcmB01
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	10 — Orthogonal Bundle
拓扑 Topology topology	760 — Cytochrome Bc1 Complex; Chain D, domain 2
同源超家族 H-superfamily homologous superfamily	10 — Cytochrome c-like domain

结构域编号 domain_id	1hcmB02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	140 — 8 Propeller
拓扑 Topology topology	10 — Methanol Dehydrogenase; Chain A
同源超家族 H-superfamily homologous superfamily	20 — C-terminal (heme d1) domain of cytochrome cd1-nitrite reductase

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7. 引用文献 (3)

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晶胞边长 a length_a	128.305 Å
晶胞边长 b length_b	128.305 Å
晶胞边长 c length_c	264.825 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	16

空间群 space_group	P 43 21 2
空间群编号 int_tables_number	96
晶系 crystal_system	—

分辨率 resolution	2.500 Å
最低分辨率 resolution_low	30.000 Å
R 因子 r_factor	—
R_work r_work	0.2260
R_free r_free	0.2580

fit	/app/data/saxs_computation/hc/1hcm/1hcm.fit
pddf	/app/data/pr_computation/hc/1hcm/1hcm.pr.out
profile	/app/data/saxs_computation/hc/1hcm/1hcm.dat

Cytochrome cd1 Nitrite Reductase, oxidised from from tetragonal crystals

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

1. 结构基本信息 1. Structure Basics

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

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

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

晶胞参数 Unit Cell

对称性 Symmetry

精修参数 Refinement

衍射实验 Diffraction