1rxt

Crystal structure of human myristoyl-CoA:protein N-myristoyltransferase.

Method: X-RAY DIFFRACTION D_max: 152.4 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	1rxt
沉积日期 deposition_date	2003-12-18
结构标题 title	Crystal structure of human myristoyl-CoA:protein N-myristoyltransferase.
关键词 keywords	alpha-beta structure; unique N-myristoyltransferase 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	47.25 Å
回转半径 Rg (电子) rg_electron	46.98 Å
零角强度 I(0) i0	292189000.00
分子量 molecular_weight	146730.0 kDa
排除体积 excluded_volume	185710 Å³
包络体积 envelope_volume	274140 Å³
水化壳体积 shell_volume	49786 Å³
包络直径 envelope_diameter	162.3 Å
壳层 Rg shell_rg	50.38 Å
包络 Rg envelope_rg	45.31 Å
形状 Rg shape_rg	46.97 Å
总 Rg total_rg	47.16 Å
总原子数 total_atoms	10368
残基数 n_residues	1335
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	152.4 Å
Rg (实空间) rg_real	47.16 Å
Rg 误差 (实空间) rg_real_error	2.13 Å
I(0) (实空间) i0_real	2.9220e+08
I(0) 误差 (实空间) i0_real_error	6.0110e+06
Rg (倒空间) rg_reciprocal	47.25 Å
I(0) (倒空间) i0_reciprocal	292200000.0000
解质量估计 total_estimate	0.8680
解质量评级 solution_quality	GOOD a GOOD solution
P(r) 峰数 n_peaks	2
主峰位置 r_peak_primary	69.3 Å
偏度 Skewness skewness	0.073
峰度 Kurtosis kurtosis	-0.682
角度范围 angular_range	— – 0.1650 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	19580000.0000
实空间数据点数 n_real_points	34
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.830; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.982; Smooth: 0.808

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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	Glycylpeptide N-tetradecanoyltransferase 1
分子量 formula_weight	56884.0 kDa
EC 编号 ec_number	2.3.1.97
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	10420

MADESETAVKPPAPPLPQMMEGNGNGHEHCSDCENEEDNSYNRGGLSPANDTGAKKKKKKQKKKKEKGSETDSAQDQPVKMNSLPAERIQEIQKAIELFSVGQGPAKTMEEASKRSYQFWDTQPVPKLGEVVNTHGPVEPDKDNIRQEPYTLPQGFTWDALDLGDRGVLKELYTLLNENYVEDDDNMFRFDYSPEFLLWALRPPGWLPQWHCGVRVVSSRKLVGFISAIPANIHIYDTEKKMVEINFLCVHKKLRSKRVAPVLIREITRRVHLEGIFQAVYTAGVVLPKPVGTCRYWHRSLNPRKLIEVKFSHLSRNMTMQRTMKLYRLPETPKTAGLRPMETKDIPVVHQLLTRYLKQFHLTPVMSQEEVEHWFYPQENIIDTFVVENANGEVTDFLSFYTLPSTIMNHPTHKSLKAAYSFYNVHTQTPLLDLMSDALVLAKMKGFDVFNALDLMENKTFLEKLKFGIGDGNLQYYLYNWKCPSMGAEKVGIVLQ

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI 分类编号 ncbi_taxonomy_id	9606
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	COBALT (II) ION
分子量 formula_weight	58.9 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

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	52

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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	d1rxta1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.108 — Acyl-CoA N-acyltransferases (Nat)
超家族 Superfamily superfamily	d.108.1 — Acyl-CoA N-acyltransferases (Nat)
家族 Family family	d.108.1.2 — N-myristoyl transferase, NMT

结构域编号 domain_id	d1rxta2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.108 — Acyl-CoA N-acyltransferases (Nat)
超家族 Superfamily superfamily	d.108.1 — Acyl-CoA N-acyltransferases (Nat)
家族 Family family	d.108.1.2 — N-myristoyl transferase, NMT

结构域编号 domain_id	d1rxtb1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.108 — Acyl-CoA N-acyltransferases (Nat)
超家族 Superfamily superfamily	d.108.1 — Acyl-CoA N-acyltransferases (Nat)
家族 Family family	d.108.1.2 — N-myristoyl transferase, NMT

结构域编号 domain_id	d1rxtb2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.108 — Acyl-CoA N-acyltransferases (Nat)
超家族 Superfamily superfamily	d.108.1 — Acyl-CoA N-acyltransferases (Nat)
家族 Family family	d.108.1.2 — N-myristoyl transferase, NMT

结构域编号 domain_id	d1rxtc1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.108 — Acyl-CoA N-acyltransferases (Nat)
超家族 Superfamily superfamily	d.108.1 — Acyl-CoA N-acyltransferases (Nat)
家族 Family family	d.108.1.2 — N-myristoyl transferase, NMT

结构域编号 domain_id	d1rxtc2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.108 — Acyl-CoA N-acyltransferases (Nat)
超家族 Superfamily superfamily	d.108.1 — Acyl-CoA N-acyltransferases (Nat)
家族 Family family	d.108.1.2 — N-myristoyl transferase, NMT

结构域编号 domain_id	d1rxtd1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.108 — Acyl-CoA N-acyltransferases (Nat)
超家族 Superfamily superfamily	d.108.1 — Acyl-CoA N-acyltransferases (Nat)
家族 Family family	d.108.1.2 — N-myristoyl transferase, NMT

结构域编号 domain_id	d1rxtd2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.108 — Acyl-CoA N-acyltransferases (Nat)
超家族 Superfamily superfamily	d.108.1 — Acyl-CoA N-acyltransferases (Nat)
家族 Family family	d.108.1.2 — N-myristoyl transferase, NMT

CATH v4.4 (8 domains)

结构域编号 domain_id	1rxtA01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	630 — Aminopeptidase
同源超家族 H-superfamily homologous superfamily	30 — Gcn5-related N-acetyltransferase (GNAT)

结构域编号 domain_id	1rxtA02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	630 — Aminopeptidase
同源超家族 H-superfamily homologous superfamily	30 — Gcn5-related N-acetyltransferase (GNAT)

结构域编号 domain_id	1rxtB01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	630 — Aminopeptidase
同源超家族 H-superfamily homologous superfamily	30 — Gcn5-related N-acetyltransferase (GNAT)

结构域编号 domain_id	1rxtB02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	630 — Aminopeptidase
同源超家族 H-superfamily homologous superfamily	30 — Gcn5-related N-acetyltransferase (GNAT)

结构域编号 domain_id	1rxtC01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	630 — Aminopeptidase
同源超家族 H-superfamily homologous superfamily	30 — Gcn5-related N-acetyltransferase (GNAT)

结构域编号 domain_id	1rxtC02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	630 — Aminopeptidase
同源超家族 H-superfamily homologous superfamily	30 — Gcn5-related N-acetyltransferase (GNAT)

结构域编号 domain_id	1rxtD01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	630 — Aminopeptidase
同源超家族 H-superfamily homologous superfamily	30 — Gcn5-related N-acetyltransferase (GNAT)

结构域编号 domain_id	1rxtD02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	630 — Aminopeptidase
同源超家族 H-superfamily homologous superfamily	30 — Gcn5-related N-acetyltransferase (GNAT)

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7. 引用文献 (1)

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晶胞边长 a length_a	71.626 Å
晶胞边长 b length_b	116.425 Å
晶胞边长 c length_c	90.361 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	90.13 °
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	3.000 Å
最低分辨率 resolution_low	20.000 Å
R 因子 r_factor	—
R_work r_work	0.2830
R_free r_free	0.3910

fit	/app/data/saxs_computation/rx/1rxt/1rxt.fit
pddf	/app/data/pr_computation/rx/1rxt/1rxt.pr.out
profile	/app/data/saxs_computation/rx/1rxt/1rxt.dat