SAXSdb — 2z1u

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

Hydrogenase expression/formation protein HypE

Desulfovibrio vulgaris subsp. vulgaris

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	MAGNESIUM ION × 4 ADENOSINE-5'-TRIPHOSPHATE × 2 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q72F88_DESVH
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 3–343； UniProt 1–341

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	2z1u
Deposition date deposition_date	2007-05-15
Structure title title	Crystal Structure of Hydrogenase Maturation Protein HypE in complex with ATP
Keywords keywords	alpha-beta fold, beta barrel, LYASE; LYASE
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.

2z1u__assembly_1__model_1

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

Download this curve (.dat)

2z1u__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2z1u__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	26.42 Å
Rg (electron density)	25.76 Å
Total Rg	26.45 Å
Atom count	5016
Residues	670
Excluded volume	88896 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2z1u__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 (4)

Entity 1 Entity 1 polymer

Description description	Hydrogenase expression/formation protein HypE
Molecular weight formula_weight	36096.2 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	2690

GAMSGETLLLDYGSGGRASHRLISDLFLRHFDNPILGTLNDAARLDLTGPLAMSTDSYTVDPIFFPGGDIGTLAVHGTVNDVSMLGARPRYLSCGFILEEGLDMDILERVVASMGKAAREAGVFIVTGDTKVVPRGACDKMFINTTGIGEILVDPAPSGDRARPGDAILISGSMGDHGLTILSQRQGLNFAADVCSDSASLNRVVEKLVLEVGDIHVLRDPTRGGLATTLNEIAGQSQAVCHVLETAVPVRESVRNGCSFLGLDPLYLANEGKLICILPEERAEAALAVLREGPHGEHAARIGSVKSVGELGAARAGQVVMETALGGHRLLSMLEGEQLPRIC

Source Source

Source organism organism	Desulfovibrio vulgaris subsp. vulgaris
NCBI taxonomy ID ncbi_taxonomy_id	882
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	ADENOSINE-5'-TRIPHOSPHATE
Molecular weight formula_weight	507.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	182

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id	2z1uA01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	10 — PurM-like, N-terminal domain

Domain ID domain_id	2z1uA02
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	650 — Phosphoribosyl-aminoimidazole Synthetase; Chain A, domain 2
Homologous superfamily homologous superfamily	10 — PurM-like C-terminal domain

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Unit-cell length a length_a	67.628 Å
Unit-cell length b length_b	67.628 Å
Unit-cell length c length_c	184.218 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	6

Space group space_group	P 31 2 1
Space-group number int_tables_number	152
Crystal system crystal_system	—

Resolution resolution	2.000 Å
Low-resolution limit resolution_low	33.300 Å
R factor r_factor	0.2014
R_work r_work	0.1999
R_free r_free	0.2284

Crystal Structure of Hydrogenase Maturation Protein HypE in complex with ATP

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

Hydrogenase expression/formation protein HypE

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

2z1u__assembly_1__model_1

2z1u__assembly_1__model_1 | I(q)

2z1u__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)

Crystal Structure of Hydrogenase Maturation Protein HypE in complex with ATP

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

Hydrogenase expression/formation protein HypE

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

2z1u__assembly_1__model_1

2z1u__assembly_1__model_1 | I(q)

2z1u__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)