6omf

CryoEM structure of SigmaS-transcription initiation complex with activator Crl

Method: ELECTRON MICROSCOPY

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

DNA-directed RNA polymerase subunit alpha

Escherichia coli

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–DNA	Heteromer	Protein 7 DNA 2	DNA-directed RNA polymerase subunit beta × 1 （P0A8V4） ;DNA-directed RNA polymerase subunit beta' ; × 1 （P0A8T7） DNA-directed RNA polymerase subunit omega × 1 （P0A802） RNA polymerase sigma factor RpoS × 1 （S5ZIY8） Sigma factor-binding protein Crl × 1 （A0A0F7J6B7） Template DNA strand × 1 Non-template DNA strand × 1 MAGNESIUM ION × 1 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RPOA_ECO57
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–234； UniProt 1–234 Author chain B； PDBConstruct 1–234； UniProt 1–234

DNA-directed RNA polymerase subunit beta

Escherichia coli

UniProt P0A8V4

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–DNA	Heteromer	Protein 7 DNA 2	DNA-directed RNA polymerase subunit alpha × 2 （P0A7Z6） ;DNA-directed RNA polymerase subunit beta' ; × 1 （P0A8T7） DNA-directed RNA polymerase subunit omega × 1 （P0A802） RNA polymerase sigma factor RpoS × 1 （S5ZIY8） Sigma factor-binding protein Crl × 1 （A0A0F7J6B7） Template DNA strand × 1 Non-template DNA strand × 1 MAGNESIUM ION × 1 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RPOB_ECO57
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain C； PDBConstruct 1–1342； UniProt 1–1342

;DNA-directed RNA polymerase subunit beta' ;

Escherichia coli

UniProt P0A8T7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–DNA	Heteromer	Protein 7 DNA 2	DNA-directed RNA polymerase subunit alpha × 2 （P0A7Z6） DNA-directed RNA polymerase subunit beta × 1 （P0A8V4） DNA-directed RNA polymerase subunit omega × 1 （P0A802） RNA polymerase sigma factor RpoS × 1 （S5ZIY8） Sigma factor-binding protein Crl × 1 （A0A0F7J6B7） Template DNA strand × 1 Non-template DNA strand × 1 MAGNESIUM ION × 1 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RPOC_ECOLI
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain D； PDBConstruct 1–1407； UniProt 1–1407

DNA-directed RNA polymerase subunit omega

Escherichia coli

UniProt P0A802

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–DNA	Heteromer	Protein 7 DNA 2	DNA-directed RNA polymerase subunit alpha × 2 （P0A7Z6） DNA-directed RNA polymerase subunit beta × 1 （P0A8V4） ;DNA-directed RNA polymerase subunit beta' ; × 1 （P0A8T7） RNA polymerase sigma factor RpoS × 1 （S5ZIY8） Sigma factor-binding protein Crl × 1 （A0A0F7J6B7） Template DNA strand × 1 Non-template DNA strand × 1 MAGNESIUM ION × 1 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RPOZ_ECO57
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain E； PDBConstruct 1–91； UniProt 1–91

RNA polymerase sigma factor RpoS

Salmonella typhimurium

UniProt S5ZIY8

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–DNA	Heteromer	Protein 7 DNA 2	DNA-directed RNA polymerase subunit alpha × 2 （P0A7Z6） DNA-directed RNA polymerase subunit beta × 1 （P0A8V4） ;DNA-directed RNA polymerase subunit beta' ; × 1 （P0A8T7） DNA-directed RNA polymerase subunit omega × 1 （P0A802） Sigma factor-binding protein Crl × 1 （A0A0F7J6B7） Template DNA strand × 1 Non-template DNA strand × 1 MAGNESIUM ION × 1 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	S5ZIY8_SALTM
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain F； PDBConstruct 2–331； UniProt 1–330

Sigma factor-binding protein Crl

Salmonella typhimurium

UniProt A0A0F7J6B7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–DNA	Heteromer	Protein 7 DNA 2	DNA-directed RNA polymerase subunit alpha × 2 （P0A7Z6） DNA-directed RNA polymerase subunit beta × 1 （P0A8V4） ;DNA-directed RNA polymerase subunit beta' ; × 1 （P0A8T7） DNA-directed RNA polymerase subunit omega × 1 （P0A802） RNA polymerase sigma factor RpoS × 1 （S5ZIY8） Template DNA strand × 1 Non-template DNA strand × 1 MAGNESIUM ION × 1 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A0F7J6B7_SALTM
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain J； PDBConstruct 4–136； UniProt 1–133

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	6omf
Deposition date deposition_date	2019-04-18
Structure title title	CryoEM structure of SigmaS-transcription initiation complex with activator Crl
Keywords keywords	;Transcription-activator, DNA/RNA, SigmaS, beta', TRANSCRIPTION, Transferase-DNA complex ;; TRANSCRIPTION, Transferase/DNA
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.

6omf__assembly_1__model_1

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

Download this curve (.dat)

6omf__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6omf__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	51.41 Å
Rg (electron density)	50.85 Å
Total Rg	51.01 Å
Atom count	30251
Residues	3708
Excluded volume	532680 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6omf__assembly_1__model_1`	nonameric （9）	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	DNA-directed RNA polymerase subunit alpha
Molecular weight formula_weight	26459.1 kDa
EC 编号 ec_number	2.7.7.6
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	30251

MQGSVTEFLKPRLVDIEQVSSTHAKVTLEPLERGFGHTLGNALRRILLSSMPGCAVTEVEIDGVLHEYSTKEGVQEDILEILLNLKGLAVRVQGKDEVILTLNKSGIGPVTAADITHDGDVEIVKPQHVICHLTDENASISMRIKVQRGRGYVPASTRIHSEEDERPIGRLLVDACYSPVERIAYNVEAARVEQRTDLDKLVIEMETNGTIDPEEAIRRAATILAEQLEAFVDLEVLFQ

Source Source

Source organism organism	Escherichia coli
NCBI taxonomy ID ncbi_taxonomy_id	562
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	DNA-directed RNA polymerase subunit beta
Molecular weight formula_weight	150820.9 kDa
EC 编号 ec_number	2.7.7.6
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C

MVYSYTEKKRIRKDFGKRPQVLDVPYLLSIQLDSFQKFIEQDPEGQYGLEAAFRSVFPIQSYSGNSELQYVSYRLGEPVFDVQECQIRGVTYSAPLRVKLRLVIYEREAPEGTVKDIKEQEVYMGEIPLMTDNGTFVINGTERVIVSQLHRSPGVFFDSDKGKTHSSGKVLYNARIIPYRGSWLDFEFDPKDNLFVRIDRRRKLPATIILRALNYTTEQILDLFFEKVIFEIRDNKLQMELVPERLRGETASFDIEANGKVYVEKGRRITARHIRQLEKDDVKLIEVPVEYIAGKVVAKDYIDESTGELICAANMELSLDLLAKLSQSGHKRIETLFTNDLDHGPYISETLRVDPTNDRLSALVEIYRMMRPGEPPTREAAESLFENLFFSEDRYDLSAVGRMKFNRSLLREEIEGSGILSKDDIIDVMKKLIDIRNGKGEVDDIDHLGNRRIRSVGEMAENQFRVGLVRVERAVKERLSLGDLDTLMPQDMINAKPISAAVKEFFGSSQLSQFMDQNNPLSEITHKRRISALGPGGLTRERAGFEVRDVHPTHYGRVCPIETPEGPNIGLINSLSVYAQTNEYGFLETPYRKVTDGVVTDEIHYLSAIEEGNYVIAQANSNLDEEGHFVEDLVTCRSKGESSLFSRDQVDYMDVSTQQVVSVGASLIPFLEHDDANRALMGANMQRQAVPTLRADKPLVGTGMERAVAVDSGVTAVAKRGGVVQYVDASRIVIKVNEDEMYPGEAGIDIYNLTKYTRSNQNTCINQMPCVSLGEPVERGDVLADGPSTDLGELALGQNMRVAFMPWNGYNFEDSILVSERVVQEDRFTTIHIQELACVSRDTKLGPEEITADIPNVGEAALSKLDESGIVYIGAEVTGGDILVGKVTPKGETQLTPEEKLLRAIFGEKASDVKDSSLRVPNGVSGTVIDVQVFTRDGVEKDKRALEIEEMQLKQAKKDLSEELQILEAGLFSRIRAVLVAGGVEAEKLDKLPRDRWLELGLTDEEKQNQLEQLAEQYDELKHEFEKKLEAKRRKITQGDDLAPGVLKIVKVYLAVKRRIQPGDKMAGRHGNKGVISKINPIEDMPYDENGTPVDIVLNPLGVPSRMNIGQILETHLGMAAKGIGDKINAMLKQQQEVAKLREFIQRAYDLGADVRQKVDLSTFSDEEVMRLAENLRKGMPIATPVFDGAKEAEIKELLKLGDLPTSGQIRLYDGRTGEQFERPVTVGYMYMLKLNHLVDDKMHARSTGSYSLVTQQPLGGKAQFGGQRFGEMEVWALEAYGAAYTLQEMLTVKSDDVNGRTKMYKNIVDGNHQMEPGMPESFNVLLKEIRSLGINIELEDE

Source Source

Source organism organism	Escherichia coli
NCBI taxonomy ID ncbi_taxonomy_id	562
Host organism host_organism	Escherichia coli

Entity 3 Entity 3 polymer

Description description	;DNA-directed RNA polymerase subunit beta' ;
Molecular weight formula_weight	155366.8 kDa
EC 编号 ec_number	2.7.7.6
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D

MKDLLKFLKAQTKTEEFDAIKIALASPDMIRSWSFGEVKKPETINYRTFKPERDGLFCARIFGPVKDYECLCGKYKRLKHRGVICEKCGVEVTQTKVRRERMGHIELASPTAHIWFLKSLPSRIGLLLDMPLRDIERVLYFESYVVIEGGMTNLERQQILTEEQYLDALEEFGDEFDAKMGAEAIQALLKSMDLEQECEQLREELNETNSETKRKKLTKRIKLLEAFVQSGNKPEWMILTVLPVLPPDLRPLVPLDGGRFATSDLNDLYRRVINRNNRLKRLLDLAAPDIIVRNEKRMLQEAVDALLDNGRRGRAITGSNKRPLKSLADMIKGKQGRFRQNLLGKRVDYSGRSVITVGPYLRLHQCGLPKKMALELFKPFIYGKLELRGLATTIKAAKKMVEREEAVVWDILDEVIREHPVLLNRAPTLHRLGIQAFEPVLIEGKAIQLHPLVCAAYNADFDGDQMAVHVPLTLEAQLEARALMMSTNNILSPANGEPIIVPSQDVVLGLYYMTRDCVNAKGEGMVLTGPKEAERLYRSGLASLHARVKVRITEYEKDANGELVAKTSLKDTTVGRAILWMIVPKGLPYSIVNQALGKKAISKMLNTCYRILGLKPTVIFADQIMYTGFAYAARSGASVGIDDMVIPEKKHEIISEAEAEVAEIQEQFQSGLVTAGERYNKVIDIWAAANDRVSKAMMDNLQTETVINRDGQEEKQVSFNSIYMMADSGARGSAAQIRQLAGMRGLMAKPDGSIIETPITANFREGLNVLQYFISTHGARKGLADTALKTANSGYLTRRLVDVAQDLVVTEDDCGTHEGIMMTPVIEGGDVKEPLRDRVLGRVTAEDVLKPGTADILVPRNTLLHEQWCDLLEENSVDAVKVRSVVSCDTDFGVCAHCYGRDLARGHIINKGEAIGVIAAQSIGEPGTQLTMRTFHIGGAASRAAAESSIQVKNKGSIKLSNVKSVVNSSGKLVITSRNTELKLIDEFGRTKESYKVPYGAVLAKGDGEQVAGGETVANWDPHTMPVITEVSGFVRFTDMIDGQTITRQTDELTGLSSLVVLDSAERTAGGKDLRPALKIVDAQGNDVLIPGTDMPAQYFLPGKAIVQLEDGVQISSGDTLARIPQESGGTKDITGGLPRVADLFEARRPKEPAILAEISGIVSFGKETKGKRRLVITPVDGSDPYEEMIPKWRQLNVFEGERVERGDVISDGPEAPHDILRLRGVHAVTRYIVNEVQDVYRLQGVKINDKHIEVIVRQMLRKATIVNAGSSDFLEGEQVEYSRVKIANRELEANGKVGATYSRDLLGITKASLATESFISAASFQETTRVLTEAAVAGKRDELRGLKENVIVGRLIPAGTGYAYHQDRMRRRAAGEAPAAPQVTAEDASASLAELLNAGLGGSDNE

Source Source

Source organism organism	Escherichia coli
NCBI taxonomy ID ncbi_taxonomy_id	562
Host organism host_organism	Escherichia coli

Entity 4 Entity 4 polymer

Description description	DNA-directed RNA polymerase subunit omega
Molecular weight formula_weight	10249.5 kDa
EC 编号 ec_number	2.7.7.6
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E

MARVTVQDAVEKIGNRFDLVLVAARRARQMQVGGKDPLVPEENDKTTVIALREIEEGLINNQILDVRERQEQQEQEAAELQAVTAIAEGRR

Source Source

Source organism organism	Escherichia coli
NCBI taxonomy ID ncbi_taxonomy_id	562
Host organism host_organism	Escherichia coli

Entity 5 Entity 5 polymer

Description description	RNA polymerase sigma factor RpoS
Molecular weight formula_weight	38069.8 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	F

SMSQNTLKVHDLNEDAEFDENGVEAFDEKALSEEEPSDNDLAEEELLSQGATQRVLDATQLYLGEIGYSPLLTAEEEVYFARRALRGDVASRRRMIESNLRLVVKIARRYGNRGLALLDLIEEGNLGLIRAVEKFDPERGFRFSTYATWWIRQTIERAIMNQTRTIRLPIHIVKELNVYLRTARELSHKLDHEPSAEEIAEQLDKPVDDVSRMLRLNERITSVDTPLGGDSEKALLDILADEKENGPEDTTQDDDMKQSIVKWLFELNAKQREVLARRFGLLGYEAATLEDVGREIGLTRERVRQIQVEGLRRLREILQTQGLNIEALFRE

Source Source

Source organism organism	Salmonella typhimurium
NCBI taxonomy ID ncbi_taxonomy_id	90371
Host organism host_organism	Escherichia coli

Entity 6 Entity 6 polymer

Description description	Sigma factor-binding protein Crl
Molecular weight formula_weight	16109.3 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	J

GPHMTLPSGHPKSRLIKKFTALGPYIREGQCEDNRFFFDCLAVCVNVKPAPEKREFWGWWMELEAQEKRFTYRYQFGLFDKEGNWTVVPINETEVVERLEYTLREFHEKLRDLLISMELALEPSDDFNDEPVKLSA

Source Source

Source organism organism	Salmonella typhimurium
NCBI taxonomy ID ncbi_taxonomy_id	90371
Host organism host_organism	Escherichia coli

Entity 7 Entity 7 polymer

Description description	Template DNA strand
Molecular weight formula_weight	20325.0 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	T

GCTATGTCCCAGTAATTAACGAGTAATAGTATAGCACCGGCTATGTGTTCCGCTATTCTGAATTCG

Entity 8 Entity 8 polymer

Description description	Non-template DNA strand
Molecular weight formula_weight	20361.1 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	N

CGAATTCAGAATAGCGGAACACATAGCCGGTGCTATACTTAATCTCGTTAATTACTGGGACATAGC

Entity 9 Entity 9 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 10 Entity 10 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	2

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6. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

Domain ID domain_id	6omfA01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1360 — Gyrase A; domain 2
Homologous superfamily homologous superfamily	10 — RNA polymerase, RBP11-like subunit

Domain ID domain_id	6omfA02
Class class	2 — Mainly Beta
Architecture architecture	170 — Beta Complex
Topology topology	120 — RNA Polymerase Alpha Subunit; Chain A, domain 2
Homologous superfamily homologous superfamily	12 — DNA-directed RNA polymerase, insert domain

Domain ID domain_id	6omfB01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1360 — Gyrase A; domain 2
Homologous superfamily homologous superfamily	10 — RNA polymerase, RBP11-like subunit

Domain ID domain_id	6omfB02
Class class	2 — Mainly Beta
Architecture architecture	170 — Beta Complex
Topology topology	120 — RNA Polymerase Alpha Subunit; Chain A, domain 2
Homologous superfamily homologous superfamily	12 — DNA-directed RNA polymerase, insert domain

Domain ID domain_id	6omfC01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily	150 — RNA polymerase II, Rpb2 subunit, wall domain

Domain ID domain_id	6omfD01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	132 — Topoisomerase I; Chain A, domain 4
Homologous superfamily homologous superfamily	30 — RNA polymerase Rpb1 funnel domain

Domain ID domain_id	6omfE00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	940 — Eukaryotic RPB6 RNA polymerase subunit
Homologous superfamily homologous superfamily	10 — RNA polymerase subunit, RPB6/omega

Domain ID domain_id	6omfJ00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	230 — Sigma factor-binding protein Crl monomer

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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	3.26 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	292000

CryoEM structure of SigmaS-transcription initiation complex with activator Crl

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

DNA-directed RNA polymerase subunit alpha

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

DNA-directed RNA polymerase subunit beta

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

;DNA-directed RNA polymerase subunit beta' ;

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

DNA-directed RNA polymerase subunit omega

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

RNA polymerase sigma factor RpoS

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Sigma factor-binding protein Crl

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

6omf__assembly_1__model_1

6omf__assembly_1__model_1 | I(q)

6omf__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

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

Entity 5 Entity 5 polymer

Polymer Polymer

Source Source

Entity 6 Entity 6 polymer

Polymer Polymer

Source Source

Entity 7 Entity 7 polymer

Polymer Polymer