SAXSdb — 1dt6

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

CYTOCHROME P450 2C5

Oryctolagus cuniculus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	SAMARIUM (III) ION × 1 SULFATE ION × 3 PROTOPORPHYRIN IX CONTAINING FE × 1	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 4	SAMARIUM (III) ION × 4 SULFATE ION × 12 PROTOPORPHYRIN IX CONTAINING FE × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CP2C5_RABIT
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 3–469； UniProt 21–487

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	1dt6
Deposition date deposition_date	2000-01-11
Structure title title	STRUCTURE OF MAMMALIAN CYTOCHROME P450 2C5
Keywords keywords	membrane protein, progesterone 21-hydroxylase, benzo(a)pyrene hydroxylase, estradiol 2-hydroxylase, P450, CYP2C5, OXIDOREDUCTASE; OXIDOREDUCTASE
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.

1dt6__assembly_1__model_1

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

Download this curve (.dat)

1dt6__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1dt6__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	23.63 Å
Rg (electron density)	22.48 Å
Total Rg	23.40 Å
Atom count	3648
Residues	449
Excluded volume	65575 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1dt6__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1dt6__assembly_2__model_1`	tetrameric （4）	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	CYTOCHROME P450 2C5
Molecular weight formula_weight	53884.2 kDa
EC 编号 ec_number	1.14.14.1
Mutation mutation	D2A, H24S, G25S, N202H, R206E, I207L, S209G, S210T
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	3648

MAKKTSSKGKLPPGPTPFPIIGNILQIDAKDISKSLTKFSECYGPVFTVYLGMKPTVVLHGYEAVKEALVDLGEEFAGRGSVPILEKVSKGLGIAFSNAKTWKEMRRFSLMTLRNFGMGKRSIEDRIQEEARCLVEELRKTNASPCDPTFILGCAPCNVICSVIFHNRFDYKDEEFLKLMESLHENVELLGTPWLQVYNNFPALLDYFPGIHKTLLKNADYIKNFIMEKVKEHQKLLDVNNPRDFIDCFLIKMEQENNLEFTLESLVIAVSDLFGAGTETTSTTLRYSLLLLLKHPEVAARVQEEIERVIGRHRSPCMQDRSRMPYTDAVIHEIQRFIDLLPTNLPHAVTRDVRFRNYFIPKGTDIITSLTSVLHDEKAFPNPKVFDPGHFLDESGNFKKSDYFMPFSAGKRMCVGEGLARMELFLFLTSILQNFKLQSLVEPKDLDITAVVNGFVSVPPSYQLCFIPIHHHH

Source Source

Source organism organism	Oryctolagus cuniculus
Common name common_name	rabbit
NCBI taxonomy ID ncbi_taxonomy_id	9986
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	SAMARIUM (III) ION
Molecular weight formula_weight	150.4 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 non-polymer

Description description	SULFATE ION
Molecular weight formula_weight	96.1 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 4 Entity 4 non-polymer

Description description	PROTOPORPHYRIN IX CONTAINING FE
Molecular weight formula_weight	616.5 kDa
Source method src_method	syn
Copy count entity_count	1

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6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1dt6a1
Class class	a — All alpha proteins
Fold Fold fold	a.104 — Cytochrome P450
Superfamily Superfamily superfamily	a.104.1 — Cytochrome P450
Family Family family	a.104.1.1 — Cytochrome P450

Domain ID domain_id	d1dt6a2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

CATH v4.4 (1 domains)

Domain ID domain_id	1dt6A00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	630 — Cytochrome p450
Homologous superfamily homologous superfamily	10 — Cytochrome P450

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Unit-cell length a length_a	74.700 Å
Unit-cell length b length_b	132.000 Å
Unit-cell length c length_c	172.400 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	8

Space group space_group	I 2 2 2
Space-group number int_tables_number	23
Crystal system crystal_system	—

Resolution resolution	3.000 Å
Low-resolution limit resolution_low	25.000 Å
R factor r_factor	0.2410
R_work r_work	0.2380
R_free r_free	0.3130

STRUCTURE OF MAMMALIAN CYTOCHROME P450 2C5

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

CYTOCHROME P450 2C5

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

1dt6__assembly_1__model_1

1dt6__assembly_1__model_1 | I(q)

1dt6__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

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 non-polymer

6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (2 domains)

CATH v4.4 (1 domains)

7. Citations (2)

STRUCTURE OF MAMMALIAN CYTOCHROME P450 2C5

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

CYTOCHROME P450 2C5

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

1dt6__assembly_1__model_1

1dt6__assembly_1__model_1 | I(q)

1dt6__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

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 non-polymer

6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (2 domains)

CATH v4.4 (1 domains)

7. Citations (2)