SAXSdb — 2ycl

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

CARBON MONOXIDE DEHYDROGENASE CORRINOID/IRON-SULFUR PROTEIN, GAMMA SUBUNIT

CARBOXYDOTHERMUS HYDROGENOFORMANS

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	CO DEHYDROGENASE/ACETYL-COA SYNTHASE, IRON-SULFUR PROTEIN × 1 （Q3ACS0） COBALAMIN × 1 IRON/SULFUR CLUSTER × 1 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q3ACS3_CARHZ
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–445； UniProt 1–445

CO DEHYDROGENASE/ACETYL-COA SYNTHASE, IRON-SULFUR PROTEIN

CARBOXYDOTHERMUS HYDROGENOFORMANS

UniProt Q3ACS0

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	CARBON MONOXIDE DEHYDROGENASE CORRINOID/IRON-SULFUR PROTEIN, GAMMA SUBUNIT × 1 （Q3ACS3） COBALAMIN × 1 IRON/SULFUR CLUSTER × 1 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q3ACS0_CARHZ
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–310； UniProt 1–310

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	2ycl
Deposition date deposition_date	2011-03-16
Structure title title	complete structure of the corrinoid,iron-sulfur protein including the N-terminal domain with a 4Fe-4S cluster
Keywords keywords	TRANSFERASE; TRANSFERASE
Experimental Method method	X-RAY DIFFRACTION

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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.

2ycl__assembly_1__model_1

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

Download this curve (.dat)

2ycl__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2ycl__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	30.02 Å
Rg (electron density)	28.97 Å
Total Rg	29.94 Å
Atom count	5857
Residues	752
Excluded volume	105860 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2ycl__assembly_1__model_1`	dimeric （2）	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 (5)

Entity 1 Entity 1 polymer

Description description	CARBON MONOXIDE DEHYDROGENASE CORRINOID/IRON-SULFUR PROTEIN, GAMMA SUBUNIT
Molecular weight formula_weight	48469.8 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	6741

MGLTGLEIYKHLPKKNCKECGQPTCLAFAMQIAAGKAGLDACPYVSDEAKELLESASAPPVALIKVGKGEKVLEIGHETVLFRHDKRFEHPCGLAILVEDTLSEGEIKERVEKINKLVFDRVGQMHSVNLVALKGSSQDAATFAKAVATAREVTDLPFILIGTPEQLAAALETEGANNPLLYAATADNYEQMVELAKKYNVPLTVSAKGLDALAELVQKITALGYKNLILDPQPENISEGLFYQTQIRRLAIKKLFRPFGYPTIAFALDENPYQAVMEASVYIAKYAGIIVLNTVEPADILPLITLRLNIYTDPQKPIAVEPKVYEILNPGPDAPVFITTNFSLTYFCVAGDVEGARIPAYILPVDTDGTSVLTAWAAGKFTPEKIAQFLKESGIAEKVNHRKAILPGGVAVLSGKLQELSGWEILVGPRESSGINSFIKQRWNV

Source Source

Source organism organism	CARBOXYDOTHERMUS HYDROGENOFORMANS
NCBI taxonomy ID ncbi_taxonomy_id	246194
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 polymer

Description description	CO DEHYDROGENASE/ACETYL-COA SYNTHASE, IRON-SULFUR PROTEIN
Molecular weight formula_weight	33910.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

MAVEVLKEKWNSKVVEVTLGTGDKTVTLGGDSTLPFLTFEGEMPNPPRFALEVFDTPPTDWPDILVEPFKDVINDPVAWAKKCVEYGADIVALRLVSAHPDGQNRSGAELAEVCKAVADAIDVPLMIIGCGVEEKDAEIFPVIGEALSGRNCLLSSATKDNYKPIVATCMVHGHSVVASAPLDINLSKQLNIMIMEMNLAPNRIIMDPLIGALGYGIEYSYSIIERMRLGALTGDKILAMPVVCFIGQEAWKAKEAKDPEVAEWGDYALRAIHWETVTTVALIQAGGHLFVMRHPKSLAEVKEHLKRILK

Source Source

Source organism organism	CARBOXYDOTHERMUS HYDROGENOFORMANS
NCBI taxonomy ID ncbi_taxonomy_id	246194
Host organism host_organism	ESCHERICHIA COLI

Entity 3 Entity 3 non-polymer

Description description	COBALAMIN
Molecular weight formula_weight	1330.4 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 non-polymer

Description description	IRON/SULFUR CLUSTER
Molecular weight formula_weight	351.6 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	795

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6. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id	2yclA01
Class class	3 — Alpha Beta
Architecture architecture	20 — Alpha-Beta Barrel
Topology topology	20 — TIM Barrel
Homologous superfamily homologous superfamily	20 — Dihydropteroate synthase-like

Domain ID domain_id	2yclA02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	11600 —

Domain ID domain_id	2yclB01
Class class	3 — Alpha Beta
Architecture architecture	20 — Alpha-Beta Barrel
Topology topology	20 — TIM Barrel
Homologous superfamily homologous superfamily	20 — Dihydropteroate synthase-like

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Unit-cell length a length_a	172.219 Å
Unit-cell length b length_b	43.476 Å
Unit-cell length c length_c	101.855 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	119.39 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	—

Resolution resolution	1.950 Å
Low-resolution limit resolution_low	33.745 Å
R factor r_factor	0.1946
R_work r_work	0.1915
R_free r_free	0.2514

complete structure of the corrinoid,iron-sulfur protein including the N-terminal domain with a 4Fe-4S cluster

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

CARBON MONOXIDE DEHYDROGENASE CORRINOID/IRON-SULFUR PROTEIN, GAMMA SUBUNIT

State in the Current Structure

Other States of the Same Protein in the Database

CO DEHYDROGENASE/ACETYL-COA SYNTHASE, IRON-SULFUR PROTEIN

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

2ycl__assembly_1__model_1

2ycl__assembly_1__model_1 | I(q)

2ycl__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

7. Citations (1)

complete structure of the corrinoid,iron-sulfur protein including the N-terminal domain with a 4Fe-4S cluster

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

CARBON MONOXIDE DEHYDROGENASE CORRINOID/IRON-SULFUR PROTEIN, GAMMA SUBUNIT

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

CO DEHYDROGENASE/ACETYL-COA SYNTHASE, IRON-SULFUR PROTEIN

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

2ycl__assembly_1__model_1

2ycl__assembly_1__model_1 | I(q)

2ycl__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

7. Citations (1)