9caa

Cryo-EM structure of human SRCAP-nucleosome complex in the pre-engaged state (composite structure)

Method: ELECTRON MICROSCOPY D_max: 220.7 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	9caa
沉积日期 deposition_date	2024-06-17
结构标题 title	Cryo-EM structure of human SRCAP-nucleosome complex in the pre-engaged state (composite structure)
关键词 keywords	Chromatin Remodeler, Snf2 family ATPase, H2A.Z, GENE REGULATION; GENE REGULATION
实验方法 method	ELECTRON MICROSCOPY

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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	65.96 Å
回转半径 Rg (电子) rg_electron	64.41 Å
零角强度 I(0) i0	6022890000.00
分子量 molecular_weight	589600.0 kDa
排除体积 excluded_volume	711640 Å³
包络体积 envelope_volume	1134600 Å³
水化壳体积 shell_volume	145490 Å³
包络直径 envelope_diameter	209.3 Å
壳层 Rg shell_rg	67.64 Å
包络 Rg envelope_rg	61.73 Å
形状 Rg shape_rg	64.32 Å
总 Rg total_rg	64.73 Å
总原子数 total_atoms	40983
残基数 n_residues	4692
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	220.7 Å
Rg (实空间) rg_real	65.93 Å
Rg 误差 (实空间) rg_real_error	2.11 Å
I(0) (实空间) i0_real	6.0230e+09
I(0) 误差 (实空间) i0_real_error	1.2290e+08
Rg (倒空间) rg_reciprocal	65.93 Å
I(0) (倒空间) i0_reciprocal	6022000000.0000
解质量估计 total_estimate	0.8595
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	73.6 Å
偏度 Skewness skewness	0.267
峰度 Kurtosis kurtosis	-0.616
角度范围 angular_range	— – 0.1200 Å⁻¹
当前正则化参数 α current_alpha	0.0001
最高正则化参数 α highest_alpha	303500000.0000
实空间数据点数 n_real_points	25
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.854; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.612

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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 (16)

Entity 1 polymer

描述 description	Helicase SRCAP
分子量 formula_weight	343915.2 kDa
EC 编号 ec_number	3.6.4.-
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A
原子数 atom_count	40983

MQSSPSPAHPQLPVLQTQMVSDGMTGSNPVSPASSSSPASSGAGGISPQHIAQDSSLDGPPGPPDGATVPLEGFSLSQAADLANKGPKWEKSHAEIAEQAKHEAEIETRIAELRKEGFWSLKRLPKVPEPPRPKGHWDYLCEEMQWLSADFAQERRWKRGVARKVVRMVIRHHEEQRQKEERARREEQAKLRRIASTMAKDVRQFWSNVEKVVQFKQQSRLEEKRKKALDLHLDFIVGQTEKYSDLLSQSLNQPLTSSKAGSSPCLGSSSAASSPPPPASRLDDEDGDFQPQEDEEEDDEETIEVEEQQEGNDAEAQRREIELLRREGELPLEELLRSLPPQLLEGPSSPSQTPSSHDSDTRDGPEEGAEEEPPQVLEIKPPPSAVTQRNKQPWHPDEDDEEFTANEEEAEDEEDTIAAEEQLEGEVDHAMELSELAREGELSMEELLQQYAGAYAPGSGSSEDEDEDEVDANSSDCEPEGPVEAEEPPQEDSSSQSDSVEDRSEDEEDEHSEEEETSGSSASEESESEESEDAQSQSQADEEEEDDDFGVEYLLARDEEQSEADAGSGPPTPGPTTLGPKKEITDIAAAAESLQPKGYTLATTQVKTPIPLLLRGQLREYQHIGLDWLVTMYEKKLNGILADEMGLGKTIQTISLLAHLACEKGNWGPHLIIVPTSVMLNWEMELKRWCPSFKILTYYGAQKERKLKRQGWTKPNAFHVCITSYKLVLQDHQAFRRKNWRYLILDEAQNIKNFKSQRWQSLLNFNSQRRLLLTGTPLQNSLMELWSLMHFLMPHVFQSHREFKEWFSNPLTGMIEGSQEYNEGLVKRLHKVLRPFLLRRVKVDVEKQMPKKYEHVIRCRLSKRQRCLYDDFMAQTTTKETLATGHFMSVINILMQLRKVCNHPNLFDPRPVTSPFITPGICFSTASLVLRATDVHPLQRIDMGRFDLIGLEGRVSRYEADTFLPRHRLSRRVLLEVATAPDPPPRPKPVKMKVNRMLQPVPKQEGRTVVVVNNPRAPLGPVPVRPPPGPELSAQPTPGPVPQVLPASLMVSASPAGPPLIPASRPPGPVLLPPLQPNSGSLPQVLPSPLGVLSGTSRPPTPTLSLKPTPPAPVRLSPAPPPGSSSLLKPLTVPPGYTFPPAAATTTSTTTATATTTAVPAPTPAPQRLILSPDMQARLPSGEVVSIGQLASLAQRPVANAGGSKPLTFQIQGNKLTLTGAQVRQLAVGQPRPLQRNVVHLVSAGGQHHLISQPAHVALIQAVAPTPGPTPVSVLPSSTPSTTPAPTGLSLPLAANQVPPTMVNNTGVVKIVVRQAPRDGLTPVPPLAPAPRPPSSGLPAVLNPRPTLTPGRLPTPTLGTARAPMPTPTLVRPLLKLVHSPSPEVSASAPGAAPLTISSPLHVPSSLPGPASSPMPIPNSSPLASPVSSTVSVPLSSSLPISVPTTLPAPASAPLTIPISAPLTVSASGPALLTSVTPPLAPVVPAAPGPPSLAPSGASPSASALTLGLATAPSLSSSQTPGHPLLLAPTSSHVPGLNSTVAPACSPVLVPASALASPFPSAPNPAPAQASLLAPASSASQALATPLAPMAAPQTAILAPSPAPPLAPLPVLAPSPGAAPVLASSQTPVPVMAPSSTPGTSLASASPVPAPTPVLAPSSTQTMLPAPVPSPLPSPASTQTLALAPALAPTLGGSSPSQTLSLGTGNPQGPFPTQTLSLTPASSLVPTPAQTLSLAPGPPLGPTQTLSLAPAPPLAPASPVGPAPAHTLTLAPASSSASLLAPASVQTLTLSPAPVPTLGPAAAQTLALAPASTQSPASQASSLVVSASGAAPLPVTMVSRLPVSKDEPDTLTLRSGPPSPPSTATSFGGPRPRRQPPPPPRSPFYLDSLEEKRKRQRSERLERIFQLSEAHGALAPVYGTEVLDFCTLPQPVASPIGPRSPGPSHPTFWTYTEAAHRAVLFPQQRLDQLSEIIERFIFVMPPVEAPPPSLHACHPPPWLAPRQAAFQEQLASELWPRARPLHRIVCNMRTQFPDLRLIQYDCGKLQTLAVLLRQLKAEGHRVLIFTQMTRMLDVLEQFLTYHGHLYLRLDGSTRVEQRQALMERFNADKRIFCFILSTRSGGVGVNLTGADTVVFYDSDWNPTMDAQAQDRCHRIGQTRDVHIYRLISERTVEENILKKANQKRMLGDMAIEGGNFTTAYFKQQTIRELFDMPLEEPSSSSVPSAPEEEEETVASKQTHILEQALCRAEDEEDIRAATQAKAEQVAELAEFNENDGFPAGEGEEAGRPGAEDEEMSRAEQEIAALVEQLTPIERYAMKFLEASLEEVSREELKQAEEQVEAARKDLDQAKEEVFRLPQEEEEGPGAGDESSCGTGGGTHRRSKKAKAPERPGTRVSERLRGARAETQGANHTPVISAHQTRSTTTPPRCSPARERVPRPAPRPRPTPASAPAAIPALVPVPVSAPVPISAPNPITILPVHILPSPPPPSQIPPCSSPACTPPPACTPPPAHTPPPAQTCLVTPSSPLLLGPPSVPISASVTNLPLGLRPEAELCAQALASPESLELASVASSETSSLSLVPPKDLLPVAVEILPVSEKNLSLTPSAPSLTLEAGSIPNGQEQEAPDSAEGTTLTVLPEGEELPLCVSESNGLELPPSAASDEPLQEPLEADRTSEELTEAKTPTSSPEKPQELVTAEVAAPSTSSSATSSPEGPSPARPPRRRTSADVEIRGQGTGRPGQPPGPKVLRKLPGRLVTVVEEKELVRRRRQQRGAASTLVPGVSETSASPGSPSVRSMSGPESSPPIGGPCEAAPSSSLPTPPQQPFIARRHIELGVTGGGSPENGDGALLAITPPAVKRRRGRPPKKNRSPADAGRGVDEAPSSTLKGKTNGADPVPGPETLIVADPVLEPQLIPGPQPLGPQPVHRPNPLLSPVEKRRRGRPPKARDLPIPGTISSAGDGNSESRTQPPPHPSPLTPLPPLLVCPTATVANTVTTVTISTSPPKRKRGRPPKNPPSPRPSQLPVLDRDSTSVLESCGLGRRRQPQGQGESEGSSSDEDGSRPLTRLARLRLEAEGMRGRKSGGSMVVAVIQDDLDLADSGPGGLELTPPVVSLTPKLRSTRLRPGSLVPPLETEKLPRKRAGAPVGGSPGLAKRGRLQPPSPLGPEGSVEESEAEASGEEEEGDGTPRRRPGPRRLVGTTNQGDQRILRSSAPPSLAGPAVSHRGRKAKT

Entity 2 polymer

描述 description	Vacuolar protein sorting-associated protein 72 homolog
分子量 formula_weight	40658.4 kDa
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	B

MSLAGGRAPRKTAGNRLSGLLEAEEEDEFYQTTYGGFTEESGDDEYQGDQSDTEDEVDSDFDIDEGDEPSSDGEAEEPRRKRRVVTKAYKEPLKSLRPRKVNTPAGSSQKAREEKALLPLELQDDGSDSRKSMRQSTAEHTRQTFLRVQERQGQSRRRKGPHCERPLTQEELLREAKITEELNLRSLETYERLEADKKKQVHKKRKCPGPIITYHSVTVPLVGEPGPKEENVDIEGLDPAPSVSALTPHAGTGPVNPPARCSRTFITFSDDATFEEWFPQGRPPKVPVREVCPVTHRPALYRDPVTDIPYATARAFKIIREAYKKYITAHGLPPTASALGPGPPPPEPLPGSGPRALRQKIVIK

Entity 3 polymer

描述 description	Actin-related protein 6
分子量 formula_weight	45857.9 kDa
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	C

MTTLVLDNGAYNAKIGYSHENVSVIPNCQFRSKTARLKTFTANQIDEIKDPSGLFYILPFQKGYLVNWDVQRQVWDYLFGKEMYQVDFLDTNIIITEPYFNFTSIQESMNEILFEEYQFQAVLRVNAGALSAHRYFRDNPSELCCIIVDSGYSFTHIVPYCRSKKKKEAIIRINVGGKLLTNHLKEIISYRQLHVMDETHVINQVKEDVCYVSQDFYRDMDIAKLKGEENTVMIDYVLPDFSTIKKGFCKPREEMVLSGKYKSGEQILRLANERFAVPEILFNPSDIGIQEMGIPEAIVYSIQNLPEEMQPHFFKNIVLTGGNSLFPGFRDRVYSEVRCLTPTDYDVSVVLPENPITYAWEGGKLISENDDFEDMVVTREDYEENGHSVCEEKFDI

Entity 4 polymer

描述 description	Zinc finger HIT domain-containing protein 1
分子量 formula_weight	17567.0 kDa
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	D

MVEKKTSVRSQDPGQRRVLDRAARQRRINRQLEALENDNFQDDPHAGLPQLGKRLPQFDDDADTGKKKKKTRGDHFKLRFRKNFQALLEEQNLSVAEGPNYLTACAGPPSRPQRPFCAVCGFPSPYTCVSCGARYCTVRCLGTHQETRCLKWTV

Entity 5 polymer

描述 description	RuvB-like 1
分子量 formula_weight	50296.9 kDa
EC 编号 ec_number	3.6.4.12
来源方法 src_method	nat
拷贝数 entity_count	3

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	E,G,I

MKIEEVKSTTKTQRIASHSHVKGLGLDESGLAKQAASGLVGQENAREACGVIVELIKSKKMAGRAVLLAGPPGTGKTALALAIAQELGSKVPFCPMVGSEVYSTEIKKTEVLMENFRRAIGLRIKETKEVYEGEVTELTPCETENPMGGYGKTISHVIIGLKTAKGTKQLKLDPSIFESLQKERVEAGDVIYIEANSGAVKRQGRCDTYATEFDLEAEEYVPLPKGDVHKKKEIIQDVTLHDLDVANARPQGGQDILSMMGQLMKPKKTEITDKLRGEINKVVNKYIDQGIAELVPGVLFVDEVHMLDIECFTYLHRALESSIAPIVIFASNRGNCVIRGTEDITSPHGIPLDLLDRVMIIRTMLYTPQEMKQIIKIRAQTEGINISEEALNHLGEIGTKTTLRYSVQLLTPANLLAKINGKDSIEKEHVEEISELFYDAKSSAKILADQQDKYMK

Entity 6 polymer

描述 description	RuvB-like 2
分子量 formula_weight	51222.5 kDa
EC 编号 ec_number	3.6.4.12
来源方法 src_method	nat
拷贝数 entity_count	3

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	F,H,J

MATVTATTKVPEIRDVTRIERIGAHSHIRGLGLDDALEPRQASQGMVGQLAARRAAGVVLEMIREGKIAGRAVLIAGQPGTGKTAIAMGMAQALGPDTPFTAIAGSEIFSLEMSKTEALTQAFRRSIGVRIKEETEIIEGEVVEIQIDRPATGTGSKVGKLTLKTTEMETIYDLGTKMIESLTKDKVQAGDVITIDKATGKISKLGRSFTRARDYDAMGSQTKFVQCPDGELQKRKEVVHTVSLHEIDVINSRTQGFLALFSGDTGEIKSEVREQINAKVAEWREEGKAEIIPGVLFIDEVHMLDIESFSFLNRALESDMAPVLIMATNRGITRIRGTSYQSPHGIPIDLLDRLLIVSTTPYSEKDTKQILRIRCEEEDVEMSEDAYTVLTRIGLETSLRYAIQLITAASLVCRKRKGTEVQVDDIKRVYSLFLDESRSTQYMKEYQDAFLFNELKGETMDTS

Entity 7 polymer

描述 description	Histone H2A type 1
分子量 formula_weight	13907.2 kDa
来源方法 src_method	man
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	Q,S

SGRGKQGGKTRAKAKTRSSRAGLQFPVGRVHRLLRKGNYAERVGAGAPVYLAAVLEYLTAEILELAGNAARDNKKTRIIPRHLQLAVRNDEELNKLLGRVTIAQGGVLPNIQSVLLPKKTESSKSKSK

来源 Source

来源生物 organism	Xenopus laevis
通用名 common_name	African clawed frog
NCBI 分类编号 ncbi_taxonomy_id	8355
宿主生物 host_organism	Escherichia coli

Entity 8 polymer

描述 description	Histone H2B 1.1
分子量 formula_weight	13848.1 kDa
来源方法 src_method	man
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	R,T

PEPAKSAPAPKKGSKKAVTKTQKKDGKKRRKTRKESYAIYVYKVLKQVHPDTGISSKAMSIMNSFVNDVFERIAGEASRLAHYNKRSTITSREIQTAVRLLLPGELAKHAVSEGTKAVTKYTSAK

来源 Source

来源生物 organism	Xenopus laevis
通用名 common_name	African clawed frog
NCBI 分类编号 ncbi_taxonomy_id	8355
宿主生物 host_organism	Escherichia coli

Entity 9 polymer

描述 description	Histone H3.2
分子量 formula_weight	15303.9 kDa
来源方法 src_method	man
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	U,W

ARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEASEAYLVALFEDTNLCAIHAKRVTIMPKDIQLARRIRGERA

来源 Source

来源生物 organism	Xenopus laevis
通用名 common_name	African clawed frog
NCBI 分类编号 ncbi_taxonomy_id	8355
宿主生物 host_organism	Escherichia coli

Entity 10 polymer

描述 description	Histone H4
分子量 formula_weight	11263.2 kDa
来源方法 src_method	man
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	V,X

SGRGKGGKGLGKGGAKRHRKVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLKVFLENVIRDAVTYTEHAKRKTVTAMDVVYALKRQGRTLYGFGG

来源 Source

来源生物 organism	Xenopus laevis
通用名 common_name	African clawed frog
NCBI 分类编号 ncbi_taxonomy_id	8355
宿主生物 host_organism	Escherichia coli

Entity 11 polymer

描述 description	DNA (285-MER)
分子量 formula_weight	87851.7 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polydeoxyribonucleotide
链编号 strand_id	Y

ATCGAAGGGCGCCTATATAAGGGGGTGGGGGCGCGTTCGTCCTCCCTCTCCTCGCGGCGCGAGTTTCAGGCAGCGCTGCGTCCTGCTGCGCACGTGGGAAGCCCTGCTGGAGAATCCCGGTGCGCAGGCCGCTCAATTGGTCGTAGACAGCTCTAGCACCGCTTAAACGCAGCTACGCGCTGTCCCCCGCGTTTTAACCGCCAAGGGGATTACTCCCTAGTCTCCAGGCAGCTGTCAGATATGTACATCCTGTGATCCCCGGGTACCGAGCTCGAATTCACTGGC

Entity 12 polymer

描述 description	DNA (285-MER)
分子量 formula_weight	88190.9 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polydeoxyribonucleotide
链编号 strand_id	Z

GCCAGTGAATTCGAGCTCGGTACCCGGGGATCACAGGATGTACATATCTGACAGCTGCCTGGAGACTAGGGAGTAATCCCCTTGGCGGTTAAAACGCGGGGGACAGCGCGTAGCTGCGTTTAAGCGGTGCTAGAGCTGTCTACGACCAATTGAGCGGCCTGCGCACCGGGATTCTCCAGCAGGGCTTCCCACGTGCGCAGCAGGACGCAGCGCTGCCTGAAACTCGCGCCGCGAGGAGAGGGAGGACGAACGCGCCCCCACCCCCTTATATAGGCGCCCTTCGAT

Entity 13 non-polymer

描述 description	PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER
分子量 formula_weight	523.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

Entity 14 non-polymer

描述 description	MAGNESIUM ION
分子量 formula_weight	24.3 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

Entity 15 non-polymer

描述 description	ZINC ION
分子量 formula_weight	65.4 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 16 non-polymer

描述 description	ADENOSINE-5'-DIPHOSPHATE
分子量 formula_weight	427.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	6

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7. 引用文献 (1)

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晶胞边长 a length_a	1.000 Å
晶胞边长 b length_b	1.000 Å
晶胞边长 c length_c	1.000 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	—

空间群 space_group	P 1
空间群编号 int_tables_number	1
晶系 crystal_system	triclinic

分辨率 resolution	4.04 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	28381

fit	/app/data/saxs_computation/ca/9caa/9caa.fit
pddf	/app/data/pr_computation/ca/9caa/9caa.pr.out
profile	/app/data/saxs_computation/ca/9caa/9caa.dat

Cryo-EM structure of human SRCAP-nucleosome complex in the pre-engaged state (composite structure)

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

冷冻电镜 EM 3D

5. 实体与聚合体信息 (16)

Entity 1 polymer

聚合体 Polymer

Entity 2 polymer

聚合体 Polymer

Entity 3 polymer

聚合体 Polymer

Entity 4 polymer

聚合体 Polymer

Entity 5 polymer

聚合体 Polymer

Entity 6 polymer

聚合体 Polymer

Entity 7 polymer

聚合体 Polymer

来源 Source

Entity 8 polymer

聚合体 Polymer

来源 Source

Entity 9 polymer

聚合体 Polymer

来源 Source

Entity 10 polymer

聚合体 Polymer

来源 Source

Entity 11 polymer

聚合体 Polymer

Entity 12 polymer

聚合体 Polymer

Entity 13 non-polymer

Entity 14 non-polymer

Entity 15 non-polymer

Entity 16 non-polymer

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)