SAXSdb — 1fct

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

FERREDOXIN CHLOROPLASTIC TRANSIT PEPTIDE SEQUENCE FROM THE GREEN ALGA

Chlamydomonas reinhardtii

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain A； UniProt 1–32	Not recorded	No other associated polymer	SOLUTION NMR mmCIF provides none of the parsed experimental conditions	Resolution not provided

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 1FCT	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
2MH7 Solution structure of oxidized [2Fe-2S] ferredoxin PetF from Chlamydomonas reinhardtii Deposited 2013-11-19	Different construct Different ligand/ion Different experimental conditions	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 33–126（94 aa） Fragment：unp residues 33-126	Not recorded	FES FE2/S2 (INORGANIC) CLUSTER × 1	SOLUTION NMR NMR measurement conditions pH 6.8；298 K；Ionic strength (raw mmCIF value) 0.1；Pressure ambient NMR sample composition 50 mM potassium phosphate, 50 mM sodium chloride, 2 mM DTT, 90% H2O/10% D2O \| 90% H2O/10% D2O	Resolution not provided
2N0S HADDOCK model of ferredoxin and [FeFe] hydrogenase complex Deposited 2015-03-13	Different construct Different oligomeric state Different ligand/ion Different experimental conditions	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 33–126（94 aa）	Not recorded	SF4 IRON/SULFUR CLUSTER × 1 FES FE2/S2 (INORGANIC) CLUSTER × 1	SOLUTION NMR NMR measurement conditions pH 6.8；298 K；Ionic strength (raw mmCIF value) 0.1；Pressure AMBIENT NMR sample composition 0.1-0.2 MM [U-100% 15N] PROTEIN_ 1, 1 MM PROTEIN_2, 90% H2O/10% D2O	Resolution not provided
6KUM Ferredoxin I from C. reinhardtii, low X-ray dose Deposited 2019-09-02	Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 32–126（95 aa）	Not recorded	FES FE2/S2 (INORGANIC) CLUSTER × 1 BEN BENZAMIDINE × 2	X-RAY DIFFRACTION X-ray crystallization conditions BATCH MODE；pH 5.6；298 K；Ammonium Sulfate, Sodium Citrate, Benzamidine Hydrochloride, Sodium Thiocyanate	Resolution 1.40 Å R-free 0.190
6KUM Ferredoxin I from C. reinhardtii, low X-ray dose Deposited 2019-09-02	Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 32–126（95 aa）	Not recorded	FES FE2/S2 (INORGANIC) CLUSTER × 1 BEN BENZAMIDINE × 1 SCN THIOCYANATE ION × 1 CL CHLORIDE ION × 2 NA SODIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions BATCH MODE；pH 5.6；298 K；Ammonium Sulfate, Sodium Citrate, Benzamidine Hydrochloride, Sodium Thiocyanate	Resolution 1.40 Å R-free 0.190
6KV0 Ferredoxin I from C. reinhardtii, high X-ray dose Deposited 2019-09-03	Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 32–126（95 aa）	Not recorded	FES FE2/S2 (INORGANIC) CLUSTER × 1 BEN BENZAMIDINE × 2	X-RAY DIFFRACTION X-ray crystallization conditions BATCH MODE；pH 5.6；293 K；Ammonium sulfate Sodium citrate Sodium thiocyanate Benzamidine Hydrochloride	Resolution 1.40 Å R-free 0.187
6KV0 Ferredoxin I from C. reinhardtii, high X-ray dose Deposited 2019-09-03	Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 32–126（95 aa）	Not recorded	FES FE2/S2 (INORGANIC) CLUSTER × 1 BEN BENZAMIDINE × 1 SCN THIOCYANATE ION × 1 CL CHLORIDE ION × 1 NA SODIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions BATCH MODE；pH 5.6；293 K；Ammonium sulfate Sodium citrate Sodium thiocyanate Benzamidine Hydrochloride	Resolution 1.40 Å R-free 0.187
6LK1 Ultrahigh resolution X-ray structure of Ferredoxin I from C. reinhardtii Deposited 2019-12-17	Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 32–126（95 aa）	Not recorded	FES FE2/S2 (INORGANIC) CLUSTER × 1 BEN BENZAMIDINE × 6 SCN THIOCYANATE ION × 1 SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；298 K；Ammonium sulfate Sodium citrate Sodium thiocyanate Benzamidine Hydrochloride	Resolution 0.90 Å R-free 0.171
6LK1 Ultrahigh resolution X-ray structure of Ferredoxin I from C. reinhardtii Deposited 2019-12-17	Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 32–126（95 aa）	Not recorded	FES FE2/S2 (INORGANIC) CLUSTER × 1 BEN BENZAMIDINE × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；298 K；Ammonium sulfate Sodium citrate Sodium thiocyanate Benzamidine Hydrochloride	Resolution 0.90 Å R-free 0.171
7AKT CrPetF variant - A39G_A41V Deposited 2020-10-02	Different construct Different mutation/modification Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 33–126（94 aa）	Mutation：A39G, A41V	FES FE2/S2 (INORGANIC) CLUSTER × 1 BEN BENZAMIDINE × 2 NA SODIUM ION × 1 CL CHLORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；281.15 K；2 % (w/v) benzamidine hydrochloride, 1.8 M (NH4)2SO4 and 0.2 M NaSCN in 0.1 M sodium citrate buffer	Resolution 1.11 Å R-free 0.191
7WZN PSI-LHCI from Chlamydomonas reinhardtii with bound ferredoxin Deposited 2022-02-18	Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric	Chain G 1–126（126 aa）	Not recorded	CL0 CHLOROPHYLL A ISOMER × 1 CLA CHLOROPHYLL A × 188 PQN PHYLLOQUINONE × 2 SF4 IRON/SULFUR CLUSTER × 3 CHL CHLOROPHYLL B × 16 FES FE2/S2 (INORGANIC) CLUSTER × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 6.5 cryo-EM vitrification conditions Cryogen ETHANE；2.6 microliter of sample were applied to cryo-grids and blotted for 3.5 seconds using Whatman #1 before plunge freezing.	Resolution 4.90 Å

7 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	FER_CHLRE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–32； UniProt 1–32

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	1fct
Deposition date deposition_date	1994-03-30
Structure title title	NMR STRUCTURES OF FERREDOXIN CHLOROPLASTIC TRANSIT PEPTIDE FROM CHLAMYDOMONAS REINHARDTII PROMOTED BY TRIFLUOROETHANOL IN AQUEOUS SOLUTION
Keywords keywords	TRANSIT PEPTIDE; TRANSIT PEPTIDE
Experimental Method method	SOLUTION NMR

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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier	12.63 Å
Radius of gyration Rg (electron density) rg_electron	12.50 Å
Forward intensity I(0) i0	143703000.00
Molecular weight molecular_weight	90399.0 kDa
Excluded volume excluded_volume	110310 Å³
Envelope volume envelope_volume	27901 Å³
Hydration-shell volume shell_volume	14704 Å³
Envelope diameter envelope_diameter	57.2 Å
Shell Rg shell_rg	22.04 Å
Envelope Rg envelope_rg	16.58 Å
Shape Rg shape_rg	12.28 Å
Total Rg total_rg	13.57 Å
Total atoms total_atoms	12744
Residues n_residues	864
Spherical-harmonic order n_harmonics	20
q range q_range	— – 0.5000 Å⁻¹
Data points n_points	101
Shell type shell_type	directional
Solvent electron density solvent_density	0.3340 e/Å³
Shell contrast contrast_shell	0.0300 e/Å³
CRYSOL version crysol_version	4.1.3

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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax	54.9 Å
Rg (real space) rg_real	12.75 Å
Rg uncertainty (real space) rg_real_error	0.78 Å
I(0) (real space) i0_real	1.4370e+08
I(0) uncertainty (real space) i0_real_error	1.6060e+06
Rg (reciprocal space) rg_reciprocal	12.74 Å
I(0) (reciprocal space) i0_reciprocal	143700000.0000
Solution quality estimate total_estimate	0.7313
Solution quality rating solution_quality	REASONABLE a REASONABLE solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	14.6 Å
Skewness Skewness skewness	0.469
Kurtosis Kurtosis kurtosis	-0.073
Angular range angular_range	— – 0.5000 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	30460.0000
Real-space data points n_real_points	80
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.454; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.146; Smooth: 0.995

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (1)

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7. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_id	d1fcta_
Class class	j — Peptides
Fold Fold fold	j.36 — Topogenic peptides
Superfamily Superfamily superfamily	j.36.1 — Ferredoxin chloroplastic transit peptide
Family Family family	j.36.1.1 — Ferredoxin chloroplastic transit peptide

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8. Citations (2)

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 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	1

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

Description description	FERREDOXIN CHLOROPLASTIC TRANSIT PEPTIDE SEQUENCE FROM THE GREEN ALGA
Molecular weight formula_weight	3348.1 kDa
Source method src_method	man
Copy count entity_count	1

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	12744

来源生物 organism	Chlamydomonas reinhardtii
NCBI Class编号 ncbi_taxonomy_id	3055

NMR STRUCTURES OF FERREDOXIN CHLOROPLASTIC TRANSIT PEPTIDE FROM CHLAMYDOMONAS REINHARDTII PROMOTED BY TRIFLUOROETHANOL IN AQUEOUS SOLUTION

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

FERREDOXIN CHLOROPLASTIC TRANSIT PEPTIDE SEQUENCE FROM THE GREEN ALGA

State in the Current Structure

Other States of the Same Protein in the Database

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

2. Structure Basics 2. Structure Basics

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

5. Crystallography and Experiment 5. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

6. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

来源 Source

7. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

8. Citations (2)

9. Files and Curves (10)

Files (7)

Curves (3)

fit	/app/data/saxs_computation/fc/1fct/1fct.fit
pddf	/app/data/pr_computation/fc/1fct/1fct.pr.out
profile	/app/data/saxs_computation/fc/1fct/1fct.dat