SAXSdb — 4rcw

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

SLIT and NTRK-like protein 1

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	water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	SLIK1_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–240； UniProt 341–580 Author chain B； PDBConstruct 1–240； UniProt 341–580

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	4rcw
Deposition date deposition_date	2014-09-17
Structure title title	Crystal structure of human Slitrk1
Keywords keywords	Leucine rich-repeat, synaptic adhesion, Signaling protein; SIGNALING 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.

4rcw__assembly_1__model_1

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

Download this curve (.dat)

4rcw__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

4rcw__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	20.97 Å
Rg (electron density)	19.89 Å
Total Rg	20.88 Å
Atom count	1870
Residues	234
Excluded volume	33519 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`4rcw__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`4rcw__assembly_2__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 (2)

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id	4rcwA00
Class class	3 — Alpha Beta
Architecture architecture	80 — Alpha-Beta Horseshoe
Topology topology	10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
Homologous superfamily homologous superfamily	10 — Ribonuclease Inhibitor

Domain ID domain_id	4rcwB00
Class class	3 — Alpha Beta
Architecture architecture	80 — Alpha-Beta Horseshoe
Topology topology	10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
Homologous superfamily homologous superfamily	10 — Ribonuclease Inhibitor

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Unit-cell length a length_a	69.607 Å
Unit-cell length b length_b	69.607 Å
Unit-cell length c length_c	409.946 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	24

Space group space_group	P 61 2 2
Space-group number int_tables_number	178
Crystal system crystal_system	—

Resolution resolution	3.192 Å
Low-resolution limit resolution_low	48.567 Å
R factor r_factor	0.2605
R_work r_work	0.2586
R_free r_free	0.2975

Description description	SLIT and NTRK-like protein 1
Molecular weight formula_weight	27326.5 kDa
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	3725

Crystal structure of human Slitrk1

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

SLIT and NTRK-like protein 1

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

4rcw__assembly_1__model_1

4rcw__assembly_1__model_1 | I(q)

4rcw__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Spodoptera frugiperda

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	3

Crystal structure of human Slitrk1

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

SLIT and NTRK-like protein 1

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

4rcw__assembly_1__model_1

4rcw__assembly_1__model_1 | I(q)

4rcw__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)