1k0u

Inhibition of S-adenosylhomocysteine Hydrolase by "acyclic sugar" Adenosine Analogue D-eritadenine

Method: X-RAY DIFFRACTION Dmax: 167.9 Å Quality: GOOD

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

S-ADENOSYL-L-HOMOCYSTEINE HYDROLASE

Rattus norvegicus

UniProt P10760

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 homooligomer Homooligomer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 1–431 Chain B; UniProt 1–431 Chain C; UniProt 1–431 Chain D; UniProt 1–431 Not recorded NAD NICOTINAMIDE-ADENINE-DINUCLEOTIDE × 4 DEA D-ERITADENINE × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.2;295 K;PEG 4000, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 295K Resolution 3.00 Å R-free 0.265
2 Protein homooligomer Homooligomer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain E; UniProt 1–431 Chain F; UniProt 1–431 Chain G; UniProt 1–431 Chain H; UniProt 1–431 Not recorded NAD NICOTINAMIDE-ADENINE-DINUCLEOTIDE × 4 DEA D-ERITADENINE × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.2;295 K;PEG 4000, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 295K Resolution 3.00 Å R-free 0.265

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.

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

View Construct and Data Evidence
UniProt name SAHH_RAT
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–431; UniProt 1–431 Author chain B; PDBConstruct 1–431; UniProt 1–431 Author chain C; PDBConstruct 1–431; UniProt 1–431 Author chain D; PDBConstruct 1–431; UniProt 1–431 Author chain E; PDBConstruct 1–431; UniProt 1–431 Author chain F; PDBConstruct 1–431; UniProt 1–431 Author chain G; PDBConstruct 1–431; UniProt 1–431 Author chain H; PDBConstruct 1–431; UniProt 1–431

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.

SAXS scattering curve SAXS Profile

SAXS profile for 1k0u

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1k0u
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1k0u
Deposition date deposition_date2001-09-20
Structure title titleInhibition of S-adenosylhomocysteine Hydrolase by "acyclic sugar" Adenosine Analogue D-eritadenine
Keywords keywordsS-adenosylhomocysteine, hydrolase, D-eritadenine, inhibitor; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier50.11
Radius of gyration Rg (electron density) rg_electron50.19
Forward intensity I(0) i02131500000.00
Molecular weight molecular_weight385960.0 kDa
Excluded volume excluded_volume482840 ų
Envelope volume envelope_volume580800 ų
Hydration-shell volume shell_volume94046 ų
Envelope diameter envelope_diameter175.3
Shell Rg shell_rg55.40
Envelope Rg envelope_rg49.63
Shape Rg shape_rg50.21
Total Rg total_rg50.25
Total atoms total_atoms27048
Residues n_residues3440
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

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

Maximum dimension Dmax dmax167.9
Rg (real space) rg_real50.14
Rg uncertainty (real space) rg_real_error1.23
I(0) (real space) i0_real2.1320e+09
I(0) uncertainty (real space) i0_real_error4.1540e+07
Rg (reciprocal space) rg_reciprocal50.07
I(0) (reciprocal space) i0_reciprocal2131000000.0000
Solution quality estimate total_estimate0.8773
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary54.2
Skewness Skewness skewness0.343
Kurtosis Kurtosis kurtosis-0.493
Angular range angular_range— – 0.1550 −1
Current regularization parameter α current_alpha0.0002
Highest regularization parameter α highest_alpha233500000.0000
Real-space data points n_real_points32
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.869; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.986; Smooth: 0.807

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 32 domains

SCOP 2.08 (16 domains)

Domain ID domain_idd1k0ua1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.4 — Formate/glycerate dehydrogenases, NAD-domain
Domain ID domain_idd1k0ua2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.12 — Formate/glycerate dehydrogenase catalytic domain-like
Family Family familyc.23.12.3 — S-adenosylhomocystein hydrolase
Domain ID domain_idd1k0ub1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.4 — Formate/glycerate dehydrogenases, NAD-domain
Domain ID domain_idd1k0ub2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.12 — Formate/glycerate dehydrogenase catalytic domain-like
Family Family familyc.23.12.3 — S-adenosylhomocystein hydrolase
Domain ID domain_idd1k0uc1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.4 — Formate/glycerate dehydrogenases, NAD-domain
Domain ID domain_idd1k0uc2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.12 — Formate/glycerate dehydrogenase catalytic domain-like
Family Family familyc.23.12.3 — S-adenosylhomocystein hydrolase
Domain ID domain_idd1k0ud1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.4 — Formate/glycerate dehydrogenases, NAD-domain
Domain ID domain_idd1k0ud2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.12 — Formate/glycerate dehydrogenase catalytic domain-like
Family Family familyc.23.12.3 — S-adenosylhomocystein hydrolase
Domain ID domain_idd1k0ue1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.4 — Formate/glycerate dehydrogenases, NAD-domain
Domain ID domain_idd1k0ue2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.12 — Formate/glycerate dehydrogenase catalytic domain-like
Family Family familyc.23.12.3 — S-adenosylhomocystein hydrolase
Domain ID domain_idd1k0uf1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.4 — Formate/glycerate dehydrogenases, NAD-domain
Domain ID domain_idd1k0uf2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.12 — Formate/glycerate dehydrogenase catalytic domain-like
Family Family familyc.23.12.3 — S-adenosylhomocystein hydrolase
Domain ID domain_idd1k0ug1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.4 — Formate/glycerate dehydrogenases, NAD-domain
Domain ID domain_idd1k0ug2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.12 — Formate/glycerate dehydrogenase catalytic domain-like
Family Family familyc.23.12.3 — S-adenosylhomocystein hydrolase
Domain ID domain_idd1k0uh1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.4 — Formate/glycerate dehydrogenases, NAD-domain
Domain ID domain_idd1k0uh2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.12 — Formate/glycerate dehydrogenase catalytic domain-like
Family Family familyc.23.12.3 — S-adenosylhomocystein hydrolase

CATH v4.4 (16 domains)

Domain ID domain_id1k0uA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1480 — Adenosylhomocysteinase-like
Domain ID domain_id1k0uA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1k0uB01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1480 — Adenosylhomocysteinase-like
Domain ID domain_id1k0uB02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1k0uC01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1480 — Adenosylhomocysteinase-like
Domain ID domain_id1k0uC02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1k0uD01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1480 — Adenosylhomocysteinase-like
Domain ID domain_id1k0uD02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1k0uE01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1480 — Adenosylhomocysteinase-like
Domain ID domain_id1k0uE02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1k0uF01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1480 — Adenosylhomocysteinase-like
Domain ID domain_id1k0uF02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1k0uG01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1480 — Adenosylhomocysteinase-like
Domain ID domain_id1k0uG02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1k0uH01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1480 — Adenosylhomocysteinase-like
Domain ID domain_id1k0uH02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain

8. Citations (1)

9. Files and Curves (10)