SAXSdb — 7g1z

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

Fatty acid-binding protein, adipocyte

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	5-[(4-methyl-3-phenoxyphenyl)methyl]-1H-tetrazole × 1 SULFATE ION × 2 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	FABP4_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 4–135； UniProt 1–132

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	7g1z
Deposition date deposition_date	2023-04-27
Structure title title	Crystal Structure of human FABP4 in complex with 5-[(4-chloro-3-phenoxyphenyl)methyl]-1H-tetrazole, i.e. SMILES N1N=NN=C1Cc1cc(c(cc1)Cl)Oc1ccccc1 with IC50=0.291 microM
Keywords keywords	LIPID BINDING PROTEIN, FATTY ACID BINDING PROTEIN, CYTOPLASM, LIPID-BINDING, TRANSPORT, PROTEIN BINDING; LIPID BINDING PROTEIN
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.

7g1z__assembly_1__model_1

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

Download this curve (.dat)

7g1z__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7g1z__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	15.37 Å
Rg (electron density)	14.02 Å
Total Rg	15.27 Å
Atom count	1070
Residues	133
Excluded volume	19056 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7g1z__assembly_1__model_1`	monomeric （1）	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	Fatty acid-binding protein, adipocyte
Molecular weight formula_weight	15022.2 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	1331

GSHMCDAFVGTWKLVSSENFDDYMKEVGVGFATRKVAGMAKPNMIISVNGDVITIKSESTFKNTEISFILGQEFDEVTADDRKVKSTITLDGGVLVHVQKWDGKSTTIKRKREDDKLVVECVMKGVTSTRVYERA

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 non-polymer

Description description	5-[(4-methyl-3-phenoxyphenyl)methyl]-1H-tetrazole
Molecular weight formula_weight	266.3 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	2

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	174

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6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id	7g1zA01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	128 — Lipocalin
Homologous superfamily homologous superfamily	20 — Calycin beta-barrel core domain

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Unit-cell length a length_a	32.235 Å
Unit-cell length b length_b	53.738 Å
Unit-cell length c length_c	75.064 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	4

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	1.120 Å
Low-resolution limit resolution_low	37.530 Å
R factor r_factor	0.1415
R_work r_work	0.1403
R_free r_free	0.1641

Crystal Structure of human FABP4 in complex with 5-[(4-chloro-3-phenoxyphenyl)methyl]-1H-tetrazole, i.e. SMILES N1N=NN=C1Cc1cc(c(cc1)Cl)Oc1ccccc1 with IC50=0.291 microM

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

Fatty acid-binding protein, adipocyte

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

7g1z__assembly_1__model_1

7g1z__assembly_1__model_1 | I(q)

7g1z__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) 1 domains

CATH v4.4 (1 domains)

7. Citations (1)

Crystal Structure of human FABP4 in complex with 5-[(4-chloro-3-phenoxyphenyl)methyl]-1H-tetrazole, i.e. SMILES N1N=NN=C1Cc1cc(c(cc1)Cl)Oc1ccccc1 with IC50=0.291 microM

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

Fatty acid-binding protein, adipocyte

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

7g1z__assembly_1__model_1

7g1z__assembly_1__model_1 | I(q)

7g1z__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) 1 domains

CATH v4.4 (1 domains)

7. Citations (1)