9brb

Synaptic Vesicle V-ATPase with synaptophysin and SidK, State 1

Method: ELECTRON MICROSCOPY D_max: 216.4 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	9brb
沉积日期 deposition_date	2024-05-11
结构标题 title	Synaptic Vesicle V-ATPase with synaptophysin and SidK, State 1
关键词 keywords	Vesicle, synaptic, membrane, PROTON TRANSPORT; PROTON TRANSPORT
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	83.19 Å
回转半径 Rg (电子) rg_electron	83.40 Å
零角强度 I(0) i0	8828390000.00
分子量 molecular_weight	650060.0 kDa
排除体积 excluded_volume	747400 Å³
包络体积 envelope_volume	1836700 Å³
水化壳体积 shell_volume	187510 Å³
包络直径 envelope_diameter	284.1 Å
壳层 Rg shell_rg	80.56 Å
包络 Rg envelope_rg	78.73 Å
形状 Rg shape_rg	83.40 Å
总 Rg total_rg	83.35 Å
总原子数 total_atoms	46437
残基数 n_residues	9423
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	216.4 Å
Rg (实空间) rg_real	80.36 Å
Rg 误差 (实空间) rg_real_error	0.65 Å
I(0) (实空间) i0_real	8.5820e+09
I(0) 误差 (实空间) i0_real_error	1.5730e+08
Rg (倒空间) rg_reciprocal	82.08 Å
I(0) (倒空间) i0_reciprocal	8800000000.0000
解质量估计 total_estimate	0.8869
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	91.1 Å
偏度 Skewness skewness	0.263
峰度 Kurtosis kurtosis	-0.737
角度范围 angular_range	— – 0.0950 Å⁻¹
当前正则化参数 α current_alpha	0.1095
最高正则化参数 α highest_alpha	1222000000.0000
实空间数据点数 n_real_points	20
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.950; Stabil: 0.975; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.001

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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 (18)

Entity 1 polymer

描述 description	H(+)-transporting two-sector ATPase
分子量 formula_weight	71483.4 kDa
EC 编号 ec_number	7.1.2.2
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	A,B,C
原子数 atom_count	46437

MCFKFKSDRASGSGLGTDSALRARAGKFSTMDFSKLPKIRDEDKESTFGYVHGVSGPVVTACDMAGAAMYELVRVGHSELVGEIIRLEGDMATIQVYEETSGVSVGDPVLRTGKPLSVELGPGIMGAIFDGIQRPLSDISSQTQSIYIPRGVNVSALSRDIKWEFIPSKNLRVGSHITGGDIYGIVNENSLIKHKIMLPPRSRGSVTYIAPPGNYDASDVVLELEFEGVKEKLSMVQVWPVRQVRPVTEKLPANHPLLTGQRVLDALFPCVQGGTTAIPGAFGCGKTVISQSLSKYSNSDVIIYVGCGERGNEMSEVLRDFPELTMEVDGKVESIMKRTALVANTSNMPVAAREASIYTGITLSEYFRDMGYHVSMMADSTSRWAEALREISGRLAEMPADSGYPAYLGARLASFYERAGRVKCLGNPEREGSVSIVGAVSPPGGDFSDPVTSATLGIVQVFWGLDKKLAQRKHFPSVNWLISYSKYMRALDEYYDKHFTEFVPLRTKAKEILQEEEDLAEIVQLVGKASLAETDKITLEVAKLIKDDFLQQNGYTPYDRFCPFYKTVGMLSNMISFYDMARRAVETTAQSDNKITWSIIREHMGEILYKLSSMKFKDPVKDGEAKIKADYAQLLEDMQNAFRSLED

Entity 2 polymer

描述 description	V-type proton ATPase subunit B, brain isoform
分子量 formula_weight	56611.6 kDa
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	D,E,F

MALRAMRGIVNGAAPELPVPTGGPMAGAREQALAVSRNYLSQPRLTYKTVSGVNGPLVILDHVKFPRYAEIVHLTLPDGTKRSGQVLEVSGSKAVVQVFEGTSGIDAKKTSCEFTGDILRTPVSEDMLGRVFNGSGKPIDRGPVVLAEDFLDIMGQPINPQCRIYPEEMIQTGISAIDGMNSIARGQKIPIFSAAGLPHNEIAAQICRQAGLVKKSKDVVDYSEENFAIVFAAMGVNMETARFFKSDFEENGSMDNVCLFLNLANDPTIERIITPRLALTTAEFLAYQCEKHVLVILTDMSSYAEALREVSAAREEVPGRRGFPGYMYTDLATIYERAGRVEGRNGSITQIPILTMPNDDITHPIPDLTGYITEGQIYVDRQLHNRQIYPPINVLPSLSRLMKSAIGEGMTRKDHADVSNQLYACYAIGKDVQAMKAVVGEEALTSDDLLYLEFLQKFEKNFITQGPYENRTVYETLDIGWQLLRIFPKEMLKRIPQSTLSEFYPRDSAKH

Entity 3 polymer

描述 description	V-type proton ATPase subunit C 1
分子量 formula_weight	43958.5 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	G

MTEFWLISAPGEKTCQQTWEKLHAATTKNNNLAVSSKFNIPDLKVGTLDVLVGLSDELAKLDAFVEGVVKKVAQYMADVLEDSKDKVQENLLASGVDLVTYITRFQWDMAKYPIKQSLKNISEIIAKGVTQIDNDLKSRASAYNNLKGNLQNLERKNAGSLLTRSLAEIVKKDDFVLDSEYLVTLLVVVPKLNHNDWIKQYETLAEMVVPRSSNVLSEDQDSYLCNVTLFKKAVDDFRHKARENKFIVRDFQYNEEEMRADKEEMNRLSTDKKKQFGPLVRWLKVNFSEAFIAWIHIKALRVFVESVLRYGLPVNFQAMLLQPNKKSVKKLREVLHELYKHLDSSAAAIIDAPMDIPGLNLSQQEYYPYVYYKIDCNLLEFK

Entity 4 polymer

描述 description	ATPase H+-transporting V1 subunit D
分子量 formula_weight	28359.0 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	H

MSGKDRIEIFPSRMAQTIMKARLKGAQTGRNLLKKKSDALTLRFRQILKKIIETKMLMGEVMREAAFSLAEAKFTAGDFSTTVIQNVNKAQVKIRAKKDNVAGVTLPVFEHYHEGTDSYELTGLARGGEQLAKLKRNYAKAVELLVELASLQTSFVTLDEAIKITNRRVNAIEHVIIPRIERTLAYIITELDEREREEFYRLKKIQEKKKIIKEKSEKDLERRRAAGEVMEPANLLAEEKDEDLLFE

Entity 5 polymer

描述 description	V-type proton ATPase subunit E 1
分子量 formula_weight	26167.5 kDa
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	I,J,K

MALSDADVQKQIKHMMAFIEQEANEKAEEIDAKAEEEFNIEKGRLVQTQRLKIMEYYEKKEKQIEQQKKIQMSNLMNQARLKVLRARDDLITDLLNEAKQRLSKVVKDTTRYQVLLDGLVLQGLYQLLEPRMIVRCRKQDFPLVKAAVQKAIPMYKIATKKDVDVQIDLEAYLPEDIAGGVEIYNGDRKIKVSNTLESRLDLIAQQMMPEVRGALFGANANRKFLD

Entity 6 polymer

描述 description	V-type proton ATPase subunit F
分子量 formula_weight	13389.3 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	L

MAGRGKLIAVIGDEDTVTGFLLGGIGELNKNRHPNFLVVEKDTTINEIEDTFRQFLNRDDIGIILINQYIAEMVRHALDAHQRSIPAVLEIPSKEHPYDAAKDSILRRAKGMFTAEDLR

Entity 7 polymer

描述 description	V-type proton ATPase subunit G
分子量 formula_weight	13690.5 kDa
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	M,N,O

MASQSQGIQQLLQAEKRAAEKVADARKRKARRLKQAKEEAQMEVEQYRREREQEFQSKQQAAMGSQGNLSAEVEQATRRQVQGMQSSQQRNRERVLTQLLGMVCDVRPQVHPNYRITV

Entity 8 polymer

描述 description	V-type proton ATPase subunit S1
分子量 formula_weight	51160.4 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	P

MMAATVVSRIRTGTRWAPVLWLLLSLVAVAAAVAAEQQVPLVLWSSDRDLWAPVADTHEGHITSDMQLSTYLDPALELGPRNVLLFLQDKLSIEDFTAYGGVFGNKQDSAFSNLENALDLAPSSLVLPAVDWYAISTLTTYLQEKLGASPLHVDLATLKELKLNASLPALLLIRLPYTASSGLMAPREVLTGNDEVIGQVLSTLESEDVPYTAALTAVRPSRVARDVAMVAGGLGRQLLQTQVASPAIHPPVSYNDTAPRILFWAQNFSVAYKDEWKDLTSLTFGVENLNLTGSFWNDSFAMLSLTYEPLFGATVTFKFILASRFYPVSARYWFTMERLEIHSNGSVAHFNVSQVTGPSIYSFHCEYVSSLSKKGSLLVTNVPSLWQMTLHNFQIQAFNVTGEQFSYASDCAGFFSPGIWMGLLTTLFMLFIFTYGLHMILSLKTMDRFDDRKGPTITLTQIV

Entity 9 polymer

描述 description	Type IV secretion protein Dot
分子量 formula_weight	65505.3 kDa
来源方法 src_method	man
拷贝数 entity_count	3

聚合体 Polymer

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

MSFIKVGIKMGGLTSEQYHSQVVGKIGYIARCMQTIDPENNLKKIREDYQDVLIWAEKNYRFEEILEASKSGKCPNDLDALSRRSLILQELLRLVSSISPFKMKLDLIESQYEKMKQHVNLWKSDYHVKLNQLNQLTDYLKNAAPTPKNNFLRAMTSVLQMQIAQYGITEDNEGINQLFKLGLHLLAMANEKIDEQYHLFKGYVKDQPEESPFEGILPAEDQKILVKTMIDYAMPKLSSKVLQDKLSALSSSDVLTKTLLDSIDRIVKENEKLNALSKVKLGKFGLDIREIEVIYSQALKISPQDALQYTAQQCDAQLLSMAFPDSQNYIIESISNKKVKTIAELIHSKEFIYQIIKTEVFKQVDPNEKIRLQAATELYQLLGRIMDKQINLFTKMNLEQINEYIQTKTKAILDKIPERVELLTFMGFEIPTFKGIETLMTDISHSQDNETLAIAQEFYTNIKNAKNQLLGDKLIEDITPQDVEKFFNQCSQYGSEAAEKLADNRPVLTKIADILTAIARWAISLIGFNTPPQFLAPTRTCVDQVSDEITKIKLKLEDTLGSLQKVQEESLSL

来源 Source

来源生物 organism	Legionella pneumophila subsp. pneumophila
NCBI 分类编号 ncbi_taxonomy_id	91891
宿主生物 host_organism	Escherichia coli

Entity 10 polymer

描述 description	V-type proton ATPase subunit H
分子量 formula_weight	53661.5 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	T

MTKMDIRGAVDAAVPTNIIAAKAAEVRANKVNWQSYLQGQMISAEDCEFIQRFEMKRCSEEKQEMLQTEGSQCAKTFINLMTHISKEQTVQYILTMVDDMLQENHQRVSIFFDYAKRSKSTAWPYFLPMLNRQDPFTVHMAARIIAKLAAWGKELMEGSDLNYYFNWIKTQLSSQKLRGSGVAVETGTISASDSSQYVQCVAGCLQLMLRVNEYRFAWVEADGVNCIMGVLSNKCGFQLQYQMIFSIWLLAFSPQMCEHLRRYNIIPVLSDILQESVKEKVTRIILAAFRNFLEKSTERETRQEYALAMIQCKVLKQLENLEQQKYDDEDISEDIKFLLEKLGESVQDLSSFDEYSSELKSGRLEWSPVHKSEKFWRENAVRLNEKNYELLKILTKLLEVSDDPQVLAVAAHDVGEYVRHYPRGKRVIEQLGGKQLVMNHMHHEDQQVRYNALLAVQKLMVHN

Entity 11 polymer

描述 description	Synaptophysin
分子量 formula_weight	33331.5 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	U

MDVVNQLVAGGQFRVVKEPLGFVKVLQWVFAIFAFATCGSYTGELRLSVECANKTESALNIEVEFEYPFRLHQVYFDAPSCVKGGTTKIFLVGDYSSSAEFFVTVAVFAFLYSMGALATYIFLQNKYRENNKGPMMDFLATAVFAFMWLVSSSAWAKGLSDVKMATDPENIIKEMPMCRQTGNTCKELRDPVTSGLNTSVVFGFLNLVLWVGNLWFVFKETGWAAPFMRAPPGAPEKQPAPGDAYGDAGYGQGPGGYGPQDSYGPQGGYQPDYGQPASGGGGYGPQGDYGQQGYGQQGAPTSFSNQM

Entity 12 polymer

描述 description	V-type proton ATPase 116 kDa subunit a isoform 1
分子量 formula_weight	96429.4 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	a

MGELFRSEEMTLAQLFLQSEAAYCCVSELEELGKVQFRDLNPDVNVFQRKFVNEVRRCEEMDRKLRFVEKEIRKANIPIMDTGENPEVPFPRDMIDLEANFEKIENELKEINTNQEALKRNFLELTELKFILRKTQQFFDEMADPDLLEESSSLLEPNEMGRGAPLRLGFVAGVINRERIPTFERMLWRVCRGNVFLRQAEIENPLEDPVTGDYVHKSVFIIFFQGDQLKNRVKKICEGFRASLYPCPETPQERKEMASGVNTRIDDLQMVLNQTEDHRQRVLQAAAKNIRVWFIKVRKMKAIYHTLNLCNIDVTQKCLIAEVWCPVTDLDSIQFALRRGTEHSGSTVPSILNRMQTNQTPPTYNKTNKFTHGFQNIVDAYGIGTYREINPAPYTVITFPFLFAVMFGDFGHGILMTLFAVWMVLRESRILSQKNENEMFSMVFSGRYIILLMGLFSIYTGLIYNDCFSKSLNIFGSSWSVRPMFTIGNWTEETLLGSSVLQLNPAIPGVFGGPYPFGIDPIWNIATNKLTFLNSFKMKMSVILGIIHMLFGVSLSLFNHIYFKKPLNIYFGFIPEIIFMSSLFGYLVILIFYKWTAYDAHSSRNAPSLLIHFINMFLFSYPESGNAMLYSGQKGIQCFLIVVAMLCVPWMLLFKPLILRHQYLRKKHLGTLNFGGIRVGNGPTEEDAEIIQHDQLSTHSEDAEEPTEDEVFDFGDTMVHQAIHTIEYCLGCISNTASYLRLWALSLAHAQLSEVLWTMVIHIGLHVRSLAGGLGLFFIFAAFATLTVAILLIMEGLSAFLHALRLHWVEFQNKFYTGTGFKFLPFSFEHIREGKFDE

Entity 13 polymer

描述 description	ATPase, H+ transporting, V0 subunit B (Predicted), isoform CRA_a
分子量 formula_weight	21618.6 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

MTGLELLYLGIFVAFWACMIVVGICYTIFDLGFRFDVAWFLTETSPFMWSNLGIGLAISLSVVGAAWGIYITGSSIIGGGVKAPRIKTKNLVSIIFCEAVAIYGIIMAIVISNMAEPFSATDPKAIGHRNYHAGYSMFGAGLTVGLSNLFCGVCVGIVGSGAALADAQNPSLFVKILIVEIFGSAIGLFGVIVAILQTSRVKMGD

Entity 14 polymer

描述 description	V-type proton ATPase subunit
分子量 formula_weight	40341.9 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	d

MSFFPELYFNVDNGYLEGLVRGLKAGVLSQADYLNLVQCETLEDLKLHLQSTDYGNFLANEASPLTVSVIDDKLKEKMVVEFRHMRNHAYEPLASFLDFITYSYMIDNVILLITGTLHQRSIAELVPKCHPLGSFEQMEAVNIAQTPAELYNAILVDTPLAAFFQDCISEQDLDEMNIEIIRNTLYKAYLESFYKFCTLLGGTTADAMCPILEFEADRRAFIITINSFGTELSKEDRAKLFPHCGRLYPEGLAQLARADDYEQVKNVADYYPEYKLLFEGAGSNPGDKTLEDRFFEHEVKLNKLAFLNQFHFGVFYAFVKLKEQECRNIVWIAECIAQRHRAKIDNYIPIF

Entity 15 polymer

描述 description	V-type proton ATPase subunit e 2
分子量 formula_weight	9203.0 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	e

MTAHSFALPVIIFTTFWGLIGIAGPWFVPKGPNRGVIITMLVATAVCCYLFWLIAILAQLNPLFGPQLKNETIWYVRFLWE

Entity 16 polymer

描述 description	Rnasek protein
分子量 formula_weight	10597.5 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	f

LCCGPKLAACGIVLSAWGVIMLIMLGIFFNVHSAVLIEDVPFTEKDFENGPQNIYNLYEQVSYNCFIAAGLYLLLGGFSFCQVRLNKRKEYMVR

Entity 17 polymer

描述 description	V-type proton ATPase 16 kDa proteolipid subunit c
分子量 formula_weight	15815.8 kDa
来源方法 src_method	nat
拷贝数 entity_count	9

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	g,h,i,j,k,l,m,n,o

MADIKNNPEYSSFFGVMGASSAMVFSAMGAAYGTAKSGTGIAAMSVMRPELIMKSIIPVVMAGIIAIYGLVVAVLIANSLTDGITLYRSFLQLGAGLSVGLSGLAAGFAIGIVGDAGVRGTAQQPRLFVGMILILIFAEVLGLYGLIVALILSTK

Entity 18 polymer

描述 description	Renin receptor
分子量 formula_weight	39118.6 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	p

MAVLVVLLSSLVSSALANEFSILRSPGSVVFRNGNWPIPGDRIPDVAALSMGFSVKEDLSWPGLAVGNLFHRPRATIMVTVKGVDKLALPTGSVISYPLENAVPFSLDSVANSIHSLFSEETPVVLQLAPSEERVYMVGKANSVFEDLSVTLRQLRNRLFQENSVLNSLPLNSLSRNNEVDLLFLSELQVLHDISSLLSRHKHLAKDHSPDLYSLELAGLDELGKRYGEDSEQFRDASRILVDALQKFADDMYSLYGGNAVVELVTVKSFDTSLVRKSRTILETKQENTQSPYNLAYKYNLEYSVVFNLVLWIMTGLALAVIITSYNIWNMDPGYDSIIYRMTNQKIRMD

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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	—

分辨率 resolution	3.60 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	123220

fit	/app/data/saxs_computation/br/9brb/9brb.fit
pddf	/app/data/pr_computation/br/9brb/9brb.pr.out
profile	/app/data/saxs_computation/br/9brb/9brb.dat

Synaptic Vesicle V-ATPase with synaptophysin and SidK, State 1

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 (18)

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

Entity 8 polymer

聚合体 Polymer

Entity 9 polymer

聚合体 Polymer

来源 Source

Entity 10 polymer

聚合体 Polymer

Entity 11 polymer

聚合体 Polymer

Entity 12 polymer

聚合体 Polymer

Entity 13 polymer

聚合体 Polymer

Entity 14 polymer

聚合体 Polymer

Entity 15 polymer

聚合体 Polymer

Entity 16 polymer

聚合体 Polymer

Entity 17 polymer

聚合体 Polymer

Entity 18 polymer

聚合体 Polymer

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)