4iyo

Crystal structure of cystathionine gamma lyase from Xanthomonas oryzae pv. oryzae (XometC) in complex with E-site serine, A-site serine, A-site external aldimine structure with aminoacrylate and A-site iminopropionate intermediates

Method: X-RAY DIFFRACTION

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

Cystathionine gamma-lyase-like protein

Xanthomonas oryzae pv. oryzae

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	SERINE × 5 GLYCEROL × 3 SULFATE ION × 1 2-{[(E)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}prop-2-enoic acid × 1 AMINO-ACRYLATE × 2 PYRUVIC ACID × 1 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q5H4T8_XANOR
Isoform	—
PDB entities	1, 2
Chains and sequence ranges	Author chain A； PDBConstruct 1–397； UniProt 1–397 Author chain B； PDBConstruct 1–397； UniProt 1–397 Author chain C； PDBConstruct 1–397； UniProt 1–397 Author chain D； PDBConstruct 1–397； UniProt 1–397

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	4iyo
Deposition date deposition_date	2013-01-29
Structure title title	Crystal structure of cystathionine gamma lyase from Xanthomonas oryzae pv. oryzae (XometC) in complex with E-site serine, A-site serine, A-site external aldimine structure with aminoacrylate and A-site iminopropionate intermediates
Keywords keywords	;PLP DEPENDENT ENZYME, LYASE, XOCGL, IMINOPROPIONATE, SERINE, Cys-Met metabolism PLP dependent enzyme, cystathionine gamma lyase, PLP binding ;; LYASE
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.

4iyo__assembly_1__model_1

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

Download this curve (.dat)

4iyo__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

4iyo__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	33.33 Å
Rg (electron density)	32.70 Å
Total Rg	33.34 Å
Atom count	11620
Residues	1524
Excluded volume	206810 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`4iyo__assembly_1__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 (9)

Entity 1 Entity 1 polymer

Description description	Cystathionine gamma-lyase-like protein
Molecular weight formula_weight	42635.6 kDa
EC 编号 ec_number	4.4.1.1
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	13006

MSNRTTHSHDGDRALSLATLAIHGGQSPDPSTGAVMPPIYATSTYAQSSPGEHQGFEYSRTHNPTRFAYERCVAALEGGTRAFAFASGMAATSTVMELLDAGSHVVAMDDLYGGTFRLFERVRRRTAGLDFSFVDLTDPAAFKAAIRADTKMVWIETPTNPMLKLVDIAAIAVIARKHGLLTVVDNTFASPMLQRPLSLGADLVVHSATKYLNGHSDMVGGIAVVGDNAELAEQMAFLQNSIGGVQGPFDSFLALRGLKTLPLRMRAHCENALALAQWLETHPAIEKVIYPGLASHPQHVLAKRQMSGFGGIVSIVLKGGFDAAKRFCEKTELFTLAESLGGVESLVNHPAVMTHASIPVARREQLGISDALVRLSVGIEDLGDLRGDLERALVNQN

Source Source

Source organism organism	Xanthomonas oryzae pv. oryzae
NCBI taxonomy ID ncbi_taxonomy_id	291331
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	Cystathionine gamma-lyase-like protein, LYS201A modified
Molecular weight formula_weight	42863.7 kDa
EC 编号 ec_number	4.4.1.1
Source method src_method	man
Copy count entity_count	3

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B,C,D

Source Source

Source organism organism	Xanthomonas oryzae pv. oryzae
NCBI taxonomy ID ncbi_taxonomy_id	291331
Host organism host_organism	Escherichia coli

Entity 3 Entity 3 non-polymer

Description description	SERINE
Molecular weight formula_weight	105.1 kDa
Source method src_method	syn
Copy count entity_count	5

Entity 4 Entity 4 non-polymer

Description description	GLYCEROL
Molecular weight formula_weight	92.1 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 5 Entity 5 non-polymer

Description description	SULFATE ION
Molecular weight formula_weight	96.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 6 Entity 6 non-polymer

Description description	2-{[(E)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}prop-2-enoic acid
Molecular weight formula_weight	316.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 7 Entity 7 non-polymer

Description description	AMINO-ACRYLATE
Molecular weight formula_weight	87.1 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 8 Entity 8 non-polymer

Description description	PYRUVIC ACID
Molecular weight formula_weight	88.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 9 Entity 9 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	1324

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6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d4iyoa_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.67 — PLP-dependent transferase-like
Superfamily Superfamily superfamily	c.67.1 — PLP-dependent transferases
Family Family family	c.67.1.0 — automated matches

Domain ID domain_id	d4iyob_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.67 — PLP-dependent transferase-like
Superfamily Superfamily superfamily	c.67.1 — PLP-dependent transferases
Family Family family	c.67.1.0 — automated matches

Domain ID domain_id	d4iyoc_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.67 — PLP-dependent transferase-like
Superfamily Superfamily superfamily	c.67.1 — PLP-dependent transferases
Family Family family	c.67.1.0 — automated matches

Domain ID domain_id	d4iyod_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.67 — PLP-dependent transferase-like
Superfamily Superfamily superfamily	c.67.1 — PLP-dependent transferases
Family Family family	c.67.1.0 — automated matches

CATH v4.4 (8 domains)

Domain ID domain_id	4iyoA01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	640 — Aspartate Aminotransferase; domain 2
Homologous superfamily homologous superfamily	10 — Type I PLP-dependent aspartate aminotransferase-like (Major domain)

Domain ID domain_id	4iyoA02
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	1150 — Aspartate Aminotransferase, domain 1
Homologous superfamily homologous superfamily	10 — Aspartate Aminotransferase, domain 1

Domain ID domain_id	4iyoB01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	640 — Aspartate Aminotransferase; domain 2
Homologous superfamily homologous superfamily	10 — Type I PLP-dependent aspartate aminotransferase-like (Major domain)

Domain ID domain_id	4iyoB02
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	1150 — Aspartate Aminotransferase, domain 1
Homologous superfamily homologous superfamily	10 — Aspartate Aminotransferase, domain 1

Domain ID domain_id	4iyoC01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	640 — Aspartate Aminotransferase; domain 2
Homologous superfamily homologous superfamily	10 — Type I PLP-dependent aspartate aminotransferase-like (Major domain)

Domain ID domain_id	4iyoC02
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	1150 — Aspartate Aminotransferase, domain 1
Homologous superfamily homologous superfamily	10 — Aspartate Aminotransferase, domain 1

Domain ID domain_id	4iyoD01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	640 — Aspartate Aminotransferase; domain 2
Homologous superfamily homologous superfamily	10 — Type I PLP-dependent aspartate aminotransferase-like (Major domain)

Domain ID domain_id	4iyoD02
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	1150 — Aspartate Aminotransferase, domain 1
Homologous superfamily homologous superfamily	10 — Aspartate Aminotransferase, domain 1

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Unit-cell length a length_a	76.319 Å
Unit-cell length b length_b	86.344 Å
Unit-cell length c length_c	226.344 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	12

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

Resolution resolution	1.800 Å
Low-resolution limit resolution_low	33.820 Å
R factor r_factor	0.1380
R_work r_work	0.1360
R_free r_free	0.1800

Crystal structure of cystathionine gamma lyase from Xanthomonas oryzae pv. oryzae (XometC) in complex with E-site serine, A-site serine, A-site external aldimine structure with aminoacrylate and A-site iminopropionate intermediates

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

Cystathionine gamma-lyase-like protein

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

4iyo__assembly_1__model_1

4iyo__assembly_1__model_1 | I(q)

4iyo__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 (9)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

Entity 8 Entity 8 non-polymer

Entity 9 Entity 9 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

CATH v4.4 (8 domains)

7. Citations (1)

Crystal structure of cystathionine gamma lyase from Xanthomonas oryzae pv. oryzae (XometC) in complex with E-site serine, A-site serine, A-site external aldimine structure with aminoacrylate and A-site iminopropionate intermediates

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

Cystathionine gamma-lyase-like protein

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

4iyo__assembly_1__model_1

4iyo__assembly_1__model_1 | I(q)

4iyo__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 (9)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

Entity 8 Entity 8 non-polymer

Entity 9 Entity 9 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

CATH v4.4 (8 domains)

7. Citations (1)