8qv2

Structure of the native y-Tubulin Ring Complex (yTuRC) capping microtubule minus ends at the spindle pole body

Method: ELECTRON MICROSCOPY

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Tubulin gamma chain

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 90	Spindle pole body component × 7 （A0A8H4C290） Spindle pole body component × 7 （A0A8H4BVY6） Tubulin alpha-1 chain × 17 （P09733） Tubulin beta chain × 17 （A0A6A5PXT5） Spindle pole body component 110 × 14 （A0A8H8UNQ3） Unkown protein × 14 GUANOSINE-5'-TRIPHOSPHATE × 13 GUANOSINE-5'-DIPHOSPHATE × 1 water × 7	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A8H4BZN3_YEASX
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain a； PDBConstruct 1–473； UniProt 1–473 Author chain b； PDBConstruct 1–473； UniProt 1–473 Author chain c； PDBConstruct 1–473； UniProt 1–473 Author chain d； PDBConstruct 1–473； UniProt 1–473 Author chain e； PDBConstruct 1–473； UniProt 1–473 Author chain f； PDBConstruct 1–473； UniProt 1–473 Author chain g； PDBConstruct 1–473； UniProt 1–473 Author chain h； PDBConstruct 1–473； UniProt 1–473 Author chain i； PDBConstruct 1–473； UniProt 1–473 Author chain j； PDBConstruct 1–473； UniProt 1–473 Author chain k； PDBConstruct 1–473； UniProt 1–473 Author chain l； PDBConstruct 1–473； UniProt 1–473 Author chain m； PDBConstruct 1–473； UniProt 1–473 Author chain n； PDBConstruct 1–473； UniProt 1–473

Spindle pole body component

OrganismNot specified

UniProt A0A8H4C290

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 90	Tubulin gamma chain × 14 （A0A8H4BZN3） Spindle pole body component × 7 （A0A8H4BVY6） Tubulin alpha-1 chain × 17 （P09733） Tubulin beta chain × 17 （A0A6A5PXT5） Spindle pole body component 110 × 14 （A0A8H8UNQ3） Unkown protein × 14 GUANOSINE-5'-TRIPHOSPHATE × 13 GUANOSINE-5'-DIPHOSPHATE × 1 water × 7	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A8H4C290_YEASX
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain C； PDBConstruct 1–823； UniProt 1–823 Author chain E； PDBConstruct 1–823； UniProt 1–823 Author chain G； PDBConstruct 1–823； UniProt 1–823 Author chain I； PDBConstruct 1–823； UniProt 1–823 Author chain K； PDBConstruct 1–823； UniProt 1–823 Author chain M； PDBConstruct 1–823； UniProt 1–823 Author chain O； PDBConstruct 1–823； UniProt 1–823

Spindle pole body component

OrganismNot specified

UniProt A0A8H4BVY6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 90	Tubulin gamma chain × 14 （A0A8H4BZN3） Spindle pole body component × 7 （A0A8H4C290） Tubulin alpha-1 chain × 17 （P09733） Tubulin beta chain × 17 （A0A6A5PXT5） Spindle pole body component 110 × 14 （A0A8H8UNQ3） Unkown protein × 14 GUANOSINE-5'-TRIPHOSPHATE × 13 GUANOSINE-5'-DIPHOSPHATE × 1 water × 7	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A8H4BVY6_YEASX
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain D； PDBConstruct 1–846； UniProt 1–846 Author chain F； PDBConstruct 1–846； UniProt 1–846 Author chain H； PDBConstruct 1–846； UniProt 1–846 Author chain J； PDBConstruct 1–846； UniProt 1–846 Author chain L； PDBConstruct 1–846； UniProt 1–846 Author chain N； PDBConstruct 1–846； UniProt 1–846 Author chain P； PDBConstruct 1–846； UniProt 1–846

Tubulin alpha-1 chain

OrganismNot specified

UniProt P09733

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 90	Tubulin gamma chain × 14 （A0A8H4BZN3） Spindle pole body component × 7 （A0A8H4C290） Spindle pole body component × 7 （A0A8H4BVY6） Tubulin beta chain × 17 （A0A6A5PXT5） Spindle pole body component 110 × 14 （A0A8H8UNQ3） Unkown protein × 14 GUANOSINE-5'-TRIPHOSPHATE × 13 GUANOSINE-5'-DIPHOSPHATE × 1 water × 7	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TBA1_YEAST
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain Ab； PDBConstruct 1–447； UniProt 1–447 Author chain Ac； PDBConstruct 1–447； UniProt 1–447 Author chain Ad； PDBConstruct 1–447； UniProt 1–447 Author chain Ae； PDBConstruct 1–447； UniProt 1–447 Author chain Af； PDBConstruct 1–447； UniProt 1–447 Author chain Ag； PDBConstruct 1–447； UniProt 1–447 Author chain Ah； PDBConstruct 1–447； UniProt 1–447 Author chain Ai； PDBConstruct 1–447； UniProt 1–447 Author chain Aj； PDBConstruct 1–447； UniProt 1–447 Author chain Ak； PDBConstruct 1–447； UniProt 1–447 Author chain Al； PDBConstruct 1–447； UniProt 1–447 Author chain Am； PDBConstruct 1–447； UniProt 1–447 Author chain An； PDBConstruct 1–447； UniProt 1–447 Author chain Ao； PDBConstruct 1–447； UniProt 1–447 Author chain Ap； PDBConstruct 1–447； UniProt 1–447 Author chain Aq； PDBConstruct 1–447； UniProt 1–447 Author chain Ar； PDBConstruct 1–447； UniProt 1–447

Tubulin beta chain

OrganismNot specified

UniProt A0A6A5PXT5

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 90	Tubulin gamma chain × 14 （A0A8H4BZN3） Spindle pole body component × 7 （A0A8H4C290） Spindle pole body component × 7 （A0A8H4BVY6） Tubulin alpha-1 chain × 17 （P09733） Spindle pole body component 110 × 14 （A0A8H8UNQ3） Unkown protein × 14 GUANOSINE-5'-TRIPHOSPHATE × 13 GUANOSINE-5'-DIPHOSPHATE × 1 water × 7	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A6A5PXT5_YEASX
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain Bb； PDBConstruct 1–457； UniProt 1–457 Author chain Bc； PDBConstruct 1–457； UniProt 1–457 Author chain Bd； PDBConstruct 1–457； UniProt 1–457 Author chain Be； PDBConstruct 1–457； UniProt 1–457 Author chain Bf； PDBConstruct 1–457； UniProt 1–457 Author chain Bg； PDBConstruct 1–457； UniProt 1–457 Author chain Bh； PDBConstruct 1–457； UniProt 1–457 Author chain Bi； PDBConstruct 1–457； UniProt 1–457 Author chain Bj； PDBConstruct 1–457； UniProt 1–457 Author chain Bk； PDBConstruct 1–457； UniProt 1–457 Author chain Bl； PDBConstruct 1–457； UniProt 1–457 Author chain Bm； PDBConstruct 1–457； UniProt 1–457 Author chain Bn； PDBConstruct 1–457； UniProt 1–457 Author chain Bo； PDBConstruct 1–457； UniProt 1–457 Author chain Bp； PDBConstruct 1–457； UniProt 1–457 Author chain Bq； PDBConstruct 1–457； UniProt 1–457 Author chain Br； PDBConstruct 1–457； UniProt 1–457

Spindle pole body component 110

OrganismNot specified

UniProt A0A8H8UNQ3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 90	Tubulin gamma chain × 14 （A0A8H4BZN3） Spindle pole body component × 7 （A0A8H4C290） Spindle pole body component × 7 （A0A8H4BVY6） Tubulin alpha-1 chain × 17 （P09733） Tubulin beta chain × 17 （A0A6A5PXT5） Unkown protein × 14 GUANOSINE-5'-TRIPHOSPHATE × 13 GUANOSINE-5'-DIPHOSPHATE × 1 water × 7	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A8H8UNQ3_YEASX
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain Sa； PDBConstruct 1–944； UniProt 1–944 Author chain Sb； PDBConstruct 1–944； UniProt 1–944 Author chain Sc； PDBConstruct 1–944； UniProt 1–944 Author chain Sd； PDBConstruct 1–944； UniProt 1–944 Author chain Se； PDBConstruct 1–944； UniProt 1–944 Author chain Sf； PDBConstruct 1–944； UniProt 1–944 Author chain Sg； PDBConstruct 1–944； UniProt 1–944 Author chain Sh； PDBConstruct 1–944； UniProt 1–944 Author chain Si； PDBConstruct 1–944； UniProt 1–944 Author chain Sj； PDBConstruct 1–944； UniProt 1–944 Author chain Sk； PDBConstruct 1–944； UniProt 1–944 Author chain Sl； PDBConstruct 1–944； UniProt 1–944 Author chain Sm； PDBConstruct 1–944； UniProt 1–944 Author chain Sn； PDBConstruct 1–944； UniProt 1–944

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	8qv2
Deposition date deposition_date	2023-10-17
Structure title title	Structure of the native y-Tubulin Ring Complex (yTuRC) capping microtubule minus ends at the spindle pole body
Keywords keywords	Microtubule nucleation, MTOC, y-tubulin, SPB, CELL CYCLE; CELL CYCLE
Experimental Method method	ELECTRON MICROSCOPY

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

8qv2__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

8qv2__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

8qv2__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	0.00 Å
Rg (electron density)	132.80 Å
Total Rg	132.70 Å
Atom count	255193
Residues	32221
Excluded volume	4518900 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`8qv2__assembly_1__model_1`	90-meric （90）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (10)

Entity 1 Entity 1 polymer

Description description	Tubulin gamma chain
Molecular weight formula_weight	52671.2 kDa
Source method src_method	nat
Copy count entity_count	14

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	b,c,d,e,f,g,h,i,j,k,l,m,n,a
Atom count atom_count	255200

MGGEIITLQAGQCGNHVGKFLWSQLAKEHAIGTDGLSQLPDSSTERDDDTKPFFRENSRNKFTPRAIMMDSEPSVIADVENTFRGFFDPRNTWVASDGASAGNSWANGYDIGTRNQDDILNKIDKEIDSTDNFEGFQLLHSVAGGTGSGLGSNLLEALCDRYPKKILTTYSVFPARSSEVVVQSYNTILALRRLIEDSDATVVFDNASLLNISGKVFRNPNIDLQHTNQLISTIISSVTNSIRFPSYMYSSMSSIYSTLIPSPELHFLSPSFTPFTSDYIHDDIAHKGHSSYDVMLDLLDPSNSLVSTAMNNPTYFNVYNTIIGNVEPRQISRAMTKLQQRIKFPSWSSSAMHVNIGRRSPYLPLQPNENEVSGMMLSNMSTVVNVFENACNTFDKVFAKGAFLNNYNVGDLFQSMQNVQDEFAESREVVQSLMEDYVAAEQDSYLDDVLVDDENMVGELEEDLDADGDHKLV

Entity 2 Entity 2 polymer

Description description	Spindle pole body component
Molecular weight formula_weight	96940.6 kDa
Source method src_method	nat
Copy count entity_count	7

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C,E,G,I,K,M,O

MEIKEVDDRAELLRYTNNIPLLGKLVNHQPLWSTNPKLKSFSLEKISAPDQRRVQEALVVKDLLNVLIGLEGTYIRYFNDYEPSDPETPIEFKIAKKMDPSFKTFSRRIVRYGKQYMILTRAYEKWSDTSFGMVLQRFAYEIRRFLEDVYLKTLVERLERDFNKVPNFSIRELEQIINETEVNKQMELLYNIYEEIFREIEERRTNQSSQEDFNNFMDSMKNESSLHLRLMVAFDTTVYPVPKGGAILKIFQQKILENLGDRSSVMFLKKLLNNISQDYCTMLYEWLTQGILNDPYQEFMTYDDLEGKTDNIFDTRDRAWDTQYFIRKDVLLRDCDSEEDKNLLFKMLRTGILLKVVRASLQIPTIPSNSSDITIQEINDFADLMEGSNLELYVDKCYSRANEIFLKLFFQGYDLINVLKHLQQIFLGYQSGHNVLKFLTKNMGELTKHYRNDNNANYDKLLQNFELERQSENPNNLMRQLLMIQFDTETLPQVLSHYLQIYPEVPENNSANDDSDPLMHANNFKNMNAILFDELSKERTGAYHGSNLELYTPKSAIYHLKFDINIPYPLNIIISRTCMIKYQIILRYQLVLQYHSRLLDETWMDLNKTPSWKYRGYSHTVKRRIVRATRVLHAKMNHFIKTIMEYFNQNVIDKEVYSLEKCYRNPTLAVAIQNELEGGLTNIMTNRCLSDLIPLQLQIFDIVYKFCKFIKSMRAKLCQLDPVLYEKHKSGMMKTLNEGYRTNNGGQEDVGYQEDAALELIQKLIEYISNASSIFRKCLINFTQELSTEKFDFYDSSSVDAAGIERVLYSIVPPRSASASSQR

Entity 3 Entity 3 polymer

Description description	Spindle pole body component
Molecular weight formula_weight	98336.2 kDa
Source method src_method	nat
Copy count entity_count	7

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D,F,H,J,L,N,P

MELEPTLFGIIEALAPQLLSQSHLQTFVSDVVNLLRSSTKSATQLGPLIDFYKLQSLDSPETTIMWHKIEKFLDALFGIQNTDDMVKYLSVFQSLLPSNYRAKIVQKSSGLNMENLANHEHLLSPVRAPSIYTEASFENMDRFSERRSMVSSPNRYVPSSTYSSVTLRQLSNPYYVNTIPEEDILKYVSYTLLATTSALFPFDHEQIQIPSKIPNFESGLLHLIFEAGLLYQSLGYKVEKFRMLNISPMKKALIIEISEELQNYTAFVNNLVSSGTVVSLKSLYREIYENIIRLRIYCRFTEHLEELSGDTFLIELNIFKSHGDLTIRKIATNLFNSMISLYYEYLMNWLTKGLLRATYGEFFIAENTDTNGTDDDFIYHIPIEFNQERVPAFIPKELAYKIFMIGKSYIFLEKYCKEVQWTNEFSKKYHVLYQSNSYRGISTNFFEIINDQYSEIVNHTNQILNQKFHYRDVVFALKNILLMGKSDFMDALIEKANDILATPSDSLPNYKLTRVLQEAVQLSSLRHLMNSPRNSSVINGLDARVLDLGHGSVGWDVFTLDYILYPPLSLVLNVNRPFGRKEYLRIFNFLWRFKKNNYFYQKEMLKSNDIIRSFKKIRGYNPLIRDIINKLSRISILRTQFQQFNSKMESYYLNCIIEENFKEMTRKLQRTENKSQNQFDLIRLNNGTIELNGILTPKAEVLTKSSSSKPQKHAIEKTLNIDELESVHNTFLTNILSHKLFATNTSEISVGDYSGQPYPTSLVLLLNSVYEFVKVYCNLNDIGYEIFIKMNLNDHEASNGLLGKFNTNLKEIVSQYKNFKDRLYIFRADLKNDGDEELFLLSKSLR

Entity 4 Entity 4 polymer

Description description	Tubulin alpha-1 chain
Molecular weight formula_weight	49853.9 kDa
Source method src_method	nat
Copy count entity_count	17

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Ad,Ac,Af,Ae,Ah,Ag,Aj,Ai,Al,Ak,An,Am,Ab,Ap,Ao,Ar,Aq

MREVISINVGQAGCQIGNACWELYSLEHGIKPDGHLEDGLSKPKGGEEGFSTFFHETGYGKFVPRAIYVDLEPNVIDEVRNGPYKDLFHPEQLISGKEDAANNYARGHYTVGREILGDVLDRIRKLADQCDGLQGFLFTHSLGGGTGSGLGSLLLEELSAEYGKKSKLEFAVYPAPQVSTSVVEPYNTVLTTHTTLEHADCTFMVDNEAIYDMCKRNLDIPRPSFANLNNLIAQVVSSVTASLRFDGSLNVDLNEFQTNLVPYPRIHFPLVSYSPVLSKSKAFHESNSVSEITNACFEPGNQMVKCDPRDGKYMATCLLYRGDVVTRDVQRAVEQVKNKKTVQLVDWCPTGFKIGICYEPPTATPNSQLATVDRAVCMLSNTTSIAEAWKRIDRKFDLMYAKRAFVHWYVGEGMEEGEFTEAREDLAALERDYIEVGADSYAEEEEF

Entity 5 Entity 5 polymer

Description description	Tubulin beta chain
Molecular weight formula_weight	50967.5 kDa
Source method src_method	nat
Copy count entity_count	17

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Bd,Bc,Bf,Be,Bh,Bg,Bj,Bi,Bl,Bk,Bn,Bm,Bb,Bp,Bo,Br,Bq

MREIIHISTGQCGNQIGAAFWETICGEHGLDFNGTYHGHDDIQKERLNVYFNEASSGKWVPRSINVDLEPGTIDAVRNSAIGNLFRPDNYIFGQSSAGNVWAKGHYTEGAELVDSVMDVIRREAEGCDSLQGFQITHSLGGGTGSGMGTLLISKIREEFPDRMMATFSVLPSPKTSDTVVEPYNATLSVHQLVEHSDETFCIDNEALYDICQRTLKLNQPSYGDLNNLVSSVMSGVTTSLRYPGQLNSDLRKLAVNLVPFPRLHFFMVGYAPLTAIGSQSFRSLTVPELTQQMFDAKNMMAAADPRNGRYLTVAAFFRGKVSVKEVEDEMHKVQSKNSDYFVEWIPNNVQTAVCSVAPQGLDMAATFIANSTSIQELFKRVGDQFSAMFKRKAFLHWYTSEGMDELEFSEAESNMNDLVSEYQQYQEATVEDDEEVDENGDFGAPQNQDEPITENFE

Entity 6 Entity 6 polymer

Description description	Spindle pole body component 110
Molecular weight formula_weight	111987.1 kDa
Source method src_method	nat
Copy count entity_count	14

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Sc,Sd,Se,Sf,Sg,Sh,Si,Sj,Sk,Sl,Sa,Sb,Sm,Sn

MDEASHLPNGSLKNMEFTPVGFIKSKRNTTQTQVVSPTKVPNANNGDENEGPVKKRQRRSIDDTIDSTRLFSEASQFDDSFPEIKANIPPSPRSGNVDKSRKRNLIDDLKKDVPMSQPLKEQEVREHQMKKERFDRALESKLLGKRHITYANSDISNKELYINEIKSLKHEIKELRKEKNDTLNNYDTLEEETDDLKNRLQALEKELDAKNKIVNSRKVDDHSGCIEEREQMERKLAELERKLKTVKDQVLELENNSDVQSLKLRSKEDELKNLMNELNELKSNAEEKDTQLEFKKNELRKRTNELNELKIKSDEMDLQLKQKQNESKRLKDELNELETKFSENGSQSSAKENELKMLKNKIAELEEEISTKNSQLIAKEGKLASLMAQLTQLESKLNQRDSQLGSREEELKKTNDKLQKDIRIAREETVSKDERIIDLQKKVKQLENDLFVIKKTHSESKTITDNELESKDKLIKILENDLKVAQEKYSKMEKELKEREFNYKISESKLEDEKTTLNEKISNLAAENSQLKNKIEDNSTATHHMKENYEKQLESLRKDIEEYKESAKDSEDKIEELKIRIAENSAKVSEKRSKDIKQKDEQISDLTQNLKLQEDEISSLKSIIDRYKKDFNQLKSEQSNIQHDLNLQILNLENKLIESEDELKSLRDSQKIEIENWKRKYNNLSLENDRLLTEKESASDKEREISILNRKLDEMDKEKWNLQESKEKYKRELQKVITANDRLRREKEELNENSNNIRIMEDKMTRIKKNYLSEITSLQEENRRLEERLILNERRKDNDSTMQLNDIISYYKLKYHSEVRHNNDLKVINDYLNKVLALGTRRLRLDTRKGEHSLNISLPDDDELDRDYYNSHVYTRYHDYEYPLRFNLNRRGPYFERRLSFKTVALLVLACVRMKRIAFYRRSDDNRLRILRDRIESSSGRISW

Entity 7 Entity 7 polymer

Description description	Unkown protein
Molecular weight formula_weight	5720.0 kDa
Source method src_method	nat
Copy count entity_count	14

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Ue,Uf,Ui,Uj,Um,Un,Ua,Ub,Ug,Uh,Uk,Ul,Uc,Ud

XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Entity 8 Entity 8 non-polymer

Description description	GUANOSINE-5'-TRIPHOSPHATE
Molecular weight formula_weight	523.2 kDa
Source method src_method	syn
Copy count entity_count	13

Entity 9 Entity 9 non-polymer

Description description	GUANOSINE-5'-DIPHOSPHATE
Molecular weight formula_weight	443.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 10 Entity 10 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	7

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	—

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	9.20 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	7910

Structure of the native y-Tubulin Ring Complex (yTuRC) capping microtubule minus ends at the spindle pole body

1. Protein Identity and Related Structures Protein Identity & Related Structures

Tubulin gamma chain

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Spindle pole body component

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Spindle pole body component

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Tubulin alpha-1 chain

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Tubulin beta chain

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Spindle pole body component 110

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

8qv2__assembly_1__model_1

8qv2__assembly_1__model_1 | I(q)

8qv2__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (10)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Entity 4 Entity 4 polymer

Polymer Polymer

Entity 5 Entity 5 polymer

Polymer Polymer

Entity 6 Entity 6 polymer

Polymer Polymer

Entity 7 Entity 7 polymer

Polymer Polymer

Entity 8 Entity 8 non-polymer

Entity 9 Entity 9 non-polymer

Entity 10 Entity 10 water

7. Citations (1)