3t8w

A bestatin-based chemical biology strategy reveals distinct roles for malaria M1- and M17-family aminopeptidases

Method: X-RAY DIFFRACTION

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

M17 leucyl aminopeptidase

Plasmodium falciparum

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 6	CARBONATE ION × 6 ZINC ION × 12 ;N-((2R,3S,6S,18S,21S)-2-amino-18-(4-benzoylbenzyl)-21-carbamoyl-3-hydroxy-6-(naphthalen-2-ylmethyl)-4,7,16,19-tetraoxo-1-phenyl-11,14-dioxa-5,8,17,20-tetraazapentacosan-25-yl)hex-5-ynamide ; × 6 SULFATE ION × 12 PENTAETHYLENE GLYCOL × 14 NONAETHYLENE GLYCOL × 1 water × 6	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 6	CARBONATE ION × 6 ZINC ION × 12 ;N-((2R,3S,6S,18S,21S)-2-amino-18-(4-benzoylbenzyl)-21-carbamoyl-3-hydroxy-6-(naphthalen-2-ylmethyl)-4,7,16,19-tetraoxo-1-phenyl-11,14-dioxa-5,8,17,20-tetraazapentacosan-25-yl)hex-5-ynamide ; × 6 SULFATE ION × 17 PENTAETHYLENE GLYCOL × 19 NONAETHYLENE GLYCOL × 1 water × 6	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q8IL11_PLAF7
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–522； UniProt 84–605 Author chain B； PDBConstruct 1–522； UniProt 84–605 Author chain C； PDBConstruct 1–522； UniProt 84–605 Author chain D； PDBConstruct 1–522； UniProt 84–605 Author chain E； PDBConstruct 1–522； UniProt 84–605 Author chain F； PDBConstruct 1–522； UniProt 84–605 Author chain G； PDBConstruct 1–522； UniProt 84–605 Author chain H； PDBConstruct 1–522； UniProt 84–605 Author chain I； PDBConstruct 1–522； UniProt 84–605 Author chain J； PDBConstruct 1–522； UniProt 84–605 Author chain K； PDBConstruct 1–522； UniProt 84–605 Author chain L； PDBConstruct 1–522； UniProt 84–605

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	3t8w
Deposition date deposition_date	2011-08-01
Structure title title	A bestatin-based chemical biology strategy reveals distinct roles for malaria M1- and M17-family aminopeptidases
Keywords keywords	M17-leucyl aminopeptidase, protease, metallo-aminopeptidase, HYDROLASE-HYDROLASE INHIBITOR complex; HYDROLASE/HYDROLASE INHIBITOR
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.

3t8w__assembly_1__model_1

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

Download this curve (.dat)

3t8w__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3t8w__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	43.42 Å
Rg (electron density)	42.62 Å
Total Rg	42.89 Å
Atom count	24203
Residues	3086
Excluded volume	434390 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3t8w__assembly_1__model_1`	hexameric （6）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`3t8w__assembly_2__model_1`	hexameric （6）	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 (8)

Entity 1 Entity 1 polymer

Description description	M17 leucyl aminopeptidase
Molecular weight formula_weight	58709.0 kDa
Source method src_method	man
Copy count entity_count	12

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G,H,I,J,K,L
Atom count atom_count	53295

MASEVPQVVSLDPTSIPIEYNTPIHDIKVQVYDIKGGCNVEEGLTIFLVNNPGKENGPVKISSKVNDKQVSEFLKDENMEKFNVKLGTSKHFYMFNDNKNSVAVGYVGCGSVADLSEADMKRVVLSLVTMLHDNKLSKLTVVFEINVDKNLFRFFLETLFYEYMTDERFKSTDKNVNMEYIKHLGVYINNADTYKEEVEKARVYYFGTYYASQLIAAPSNYCNPVSLSNAAVELAQKLNLEYKILGVKELEELKMGAYLSVGKGSMYPNKFIHLTYKSKGDVKKKIALVGKGITFDSGGYNLKAAPGSMIDLMKFDMSGCAAVLGCAYCVGTLKPENVEIHFLSAVCENMVSKNSYRPGDIITASNGKTIEVGNTDAEGRLTLADALVYAEKLGVDYIVDIATLTGAMLYSLGTSYAGVFGNNEELINKILQSSKTSNEPVWWLPIINEYRATLNSKYADINQISSSVKASSIVASLFLKEFVQNTAWAHIDIAGVSWNFKARKPKGFGVRLLTEFVLNDALHHHHHH

Source Source

Source organism organism	Plasmodium falciparum
NCBI taxonomy ID ncbi_taxonomy_id	36329
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	CARBONATE ION
Molecular weight formula_weight	60.0 kDa
Source method src_method	syn
Copy count entity_count	12

Entity 3 Entity 3 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	24

Entity 4 Entity 4 non-polymer

Description description	;N-((2R,3S,6S,18S,21S)-2-amino-18-(4-benzoylbenzyl)-21-carbamoyl-3-hydroxy-6-(naphthalen-2-ylmethyl)-4,7,16,19-tetraoxo-1-phenyl-11,14-dioxa-5,8,17,20-tetraazapentacosan-25-yl)hex-5-ynamide ;
Molecular weight formula_weight	1010.2 kDa
Source method src_method	syn
Copy count entity_count	12

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	29

Entity 6 Entity 6 non-polymer

Description description	PENTAETHYLENE GLYCOL
Molecular weight formula_weight	238.3 kDa
Source method src_method	syn
Copy count entity_count	33

Entity 7 Entity 7 non-polymer

Description description	NONAETHYLENE GLYCOL
Molecular weight formula_weight	414.5 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 8 Entity 8 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	4795

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6. Fold Classification (SCOP + CATH) 24 domains

CATH v4.4 (24 domains)

Domain ID domain_id	3t8wA01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wA02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wB01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wB02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wC01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wC02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wD01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wD02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wE01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wE02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wF01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wF02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wG01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wG02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wH01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wH02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wI01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wI02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wJ01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wJ02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wK01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wK02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	3t8wL01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily	10 — Leucine Aminopeptidase, subunit E, domain 1

Domain ID domain_id	3t8wL02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

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Unit-cell length a length_a	173.748 Å
Unit-cell length b length_b	177.057 Å
Unit-cell length c length_c	231.221 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	48

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

Resolution resolution	2.000 Å
Low-resolution limit resolution_low	81.320 Å
R factor r_factor	0.1655
R_work r_work	0.1637
R_free r_free	0.2001

A bestatin-based chemical biology strategy reveals distinct roles for malaria M1- and M17-family aminopeptidases

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

M17 leucyl aminopeptidase

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

3t8w__assembly_1__model_1

3t8w__assembly_1__model_1 | I(q)

3t8w__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 (8)

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 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

Entity 8 Entity 8 water

6. Fold Classification (SCOP + CATH) 24 domains

CATH v4.4 (24 domains)

7. Citations (1)

A bestatin-based chemical biology strategy reveals distinct roles for malaria M1- and M17-family aminopeptidases

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

M17 leucyl aminopeptidase

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

3t8w__assembly_1__model_1

3t8w__assembly_1__model_1 | I(q)

3t8w__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 (8)

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 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

Entity 8 Entity 8 water

6. Fold Classification (SCOP + CATH) 24 domains

CATH v4.4 (24 domains)

7. Citations (1)