SAXSdb — 2acw

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

triterpene UDP-glucosyl transferase UGT71G1

Medicago truncatula

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	URIDINE-5'-DIPHOSPHATE-GLUCOSE × 2 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q5IFH7_MEDTR
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–465； UniProt 1–465 Author chain B； PDBConstruct 1–465； UniProt 1–465

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	2acw
Deposition date deposition_date	2005-07-19
Structure title title	Crystal Structure of Medicago truncatula UGT71G1 complexed with UDP-glucose
Keywords keywords	Glycosyltransferase, UDP-glucose, Transferase; TRANSFERASE
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.

2acw__assembly_1__model_1

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

Download this curve (.dat)

2acw__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2acw__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	34.97 Å
Rg (electron density)	34.76 Å
Total Rg	35.29 Å
Atom count	7274
Residues	917
Excluded volume	130960 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2acw__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 (3)

Entity 1 Entity 1 polymer

Description description	triterpene UDP-glucosyl transferase UGT71G1
Molecular weight formula_weight	51836.6 kDa
EC 编号 ec_number	2.4.1.-
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	7291

MSMSDINKNSELIFIPAPGIGHLASALEFAKLLTNHDKNLYITVFCIKFPGMPFADSYIKSVLASQPQIQLIDLPEVEPPPQELLKSPEFYILTFLESLIPHVKATIKTILSNKVVGLVLDFFCVSMIDVGNEFGIPSYLFLTSNVGFLSLMLSLKNRQIEEVFDDSDRDHQLLNIPGISNQVPSNVLPDACFNKDGGYIAYYKLAERFRDTKGIIVNTFSDLEQSSIDALYDHDEKIPPIYAVGPLLDLKGQPNPKLDQAQHDLILKWLDEQPDKSVVFLCFGSMGVSFGPSQIREIALGLKHSGVRFLWSNSAEKKVFPEGFLEWMELEGKGMICGWAPQVEVLAHKAIGGFVSHCGWNSILESMWFGVPILTWPIYAEQQLNAFRLVKEWGVGLGLRVDYRKGSDVVAAEEIEKGLKDLMDKDSIVHKKVQEMKEMSRNAVVDGGSSLISVGKLIDDITGSN

Source Source

Source organism organism	Medicago truncatula
Common name common_name	barrel medic
NCBI taxonomy ID ncbi_taxonomy_id	3880
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	URIDINE-5'-DIPHOSPHATE-GLUCOSE
Molecular weight formula_weight	566.3 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	17

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6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d2acwa1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.87 — UDP-Glycosyltransferase/glycogen phosphorylase
Superfamily Superfamily superfamily	c.87.1 — UDP-Glycosyltransferase/glycogen phosphorylase
Family Family family	c.87.1.10 — UDPGT-like

Domain ID domain_id	d2acwb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.87 — UDP-Glycosyltransferase/glycogen phosphorylase
Superfamily Superfamily superfamily	c.87.1 — UDP-Glycosyltransferase/glycogen phosphorylase
Family Family family	c.87.1.10 — UDPGT-like

CATH v4.4 (4 domains)

Domain ID domain_id	2acwA01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	2000 — Glycogen Phosphorylase B;

Domain ID domain_id	2acwA02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	2000 — Glycogen Phosphorylase B;

Domain ID domain_id	2acwB01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	2000 — Glycogen Phosphorylase B;

Domain ID domain_id	2acwB02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	2000 — Glycogen Phosphorylase B;

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Unit-cell length a length_a	53.523 Å
Unit-cell length b length_b	90.662 Å
Unit-cell length c length_c	101.581 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	102.67 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	2.600 Å
Low-resolution limit resolution_low	99.100 Å
R factor r_factor	0.2590
R_work r_work	0.2050
R_free r_free	0.2800

Crystal Structure of Medicago truncatula UGT71G1 complexed with UDP-glucose

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

triterpene UDP-glucosyl transferase UGT71G1

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

2acw__assembly_1__model_1

2acw__assembly_1__model_1 | I(q)

2acw__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

CATH v4.4 (4 domains)

7. Citations (1)

Crystal Structure of Medicago truncatula UGT71G1 complexed with UDP-glucose

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

triterpene UDP-glucosyl transferase UGT71G1

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

2acw__assembly_1__model_1

2acw__assembly_1__model_1 | I(q)

2acw__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

CATH v4.4 (4 domains)

7. Citations (1)