Protein profile

PA3743

tRNA (guanine-N(1)-)-methyltransferase

Genome: NC_002516.2

Gene: trmD PA3743 Structure source: Experimental + AlphaFold UniProt Q9HXQ1
Amino acids 252
Annotations 5
Features 20
PDB binders 93
Druggability 0.869

Overview

Basic information about this protein and its source genome.

Accession
PA3743
Gene
trmD PA3743
Status
annotated
Amino acids
252
Structure source
Experimental + AlphaFold

Target profile

Computed evidence for target prioritization.

Human off-target
No hit
Gut microbiome off-target
hit
Essential (DEG)
Y
Localization
Cytoplasmic

Selected Druggability evidence

Selected Druggability is the FPocket score chosen for ranking using the curated structure priority. The 3D viewer may show a different loaded structure, so its visible pockets can differ.

FPocket 0.869
Structure
Pocket

Sequence

Primary amino-acid sequence viewer.

Functional Annotations

Enzyme classification and Gene Ontology terms linked to this protein.

1 EC 4 GO

Enzyme Commission (EC)

1

Gene Ontology (GO)

4
  • GO:0005829 The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
  • GO:0052906 Catalysis of the reaction: S-adenosyl-L-methionine + guanine(37) in tRNA = N(1)-methylguanine(37) in tRNA + S-adenosyl-L-homocysteine.
  • GO:0002939 The process whereby a guanine in tRNA is methylated at position N1 of the guanine.
  • GO:0008033 The process in which a pre-tRNA molecule is converted to a mature tRNA, ready for addition of an aminoacyl group.

Sequence Features

Domain/signature hits from InterPro and related databases.

20 records
Show feature table
Start End DB Term Name
5 249 SUPERFAMILY SSF75217 alpha/beta knot
5 249 InterPro IPR029028 Alpha/beta knot methyltransferases
5 250 PIRSF PIRSF000386 tRNA_mtase
5 250 InterPro IPR002649 tRNA (guanine-N1-)-methyltransferase TrmD
27 225 Pfam PF01746 tRNA (Guanine-1)-methyltransferase
27 225 InterPro IPR016009 tRNA methyltransferase TRMD/TRM10-type domain
5 170 FunFam G3DSA:3.40.1280.10:FF:000001 tRNA (guanine-N(1)-)-methyltransferase
171 252 Gene3D G3DSA:1.10.1270.20 tRNA(m1g37)methyltransferase, domain 2
171 252 InterPro IPR023148 tRNA (guanine-N(1)-)-methyltransferase, C-terminal domain superfamily
3 170 Gene3D G3DSA:3.40.1280.10 -
3 170 InterPro IPR029026 tRNA (guanine-N1-)-methyltransferase, N-terminal
5 234 NCBIfam TIGR00088 tRNA (guanosine(37)-N1)-methyltransferase TrmD
5 234 InterPro IPR002649 tRNA (guanine-N1-)-methyltransferase TrmD
9 225 CDD cd18080 TrmD-like
9 225 InterPro IPR002649 tRNA (guanine-N1-)-methyltransferase TrmD
6 248 PANTHER PTHR46417 TRNA (GUANINE-N(1)-)-METHYLTRANSFERASE
6 248 InterPro IPR002649 tRNA (guanine-N1-)-methyltransferase TrmD
171 250 FunFam G3DSA:1.10.1270.20:FF:000001 tRNA (guanine-N(1)-)-methyltransferase
1 252 Hamap MF_00605 tRNA (guanine-N(1)-)-methyltransferase [trmD].
1 252 InterPro IPR002649 tRNA (guanine-N1-)-methyltransferase TrmD

3D Structure

Selected loaded structure. Experimental PDB entries may cover only a portion of the sequence; predicted models typically cover the full protein.

3D visualization script Full viewer

Loading 3D structure...

Legend High Medium Low

Structural evidence

5 + 1

Experimental PDB entries and predicted models. Click Switch to display a different structure in the viewer.

Entry Method Resolution Chain Coverage Links Status
PDB 6JKI
X-ray 2.59 Å A,B
98.4% 5-252
Viewing
PDB 6JOE
X-ray 2.21 Å A,B
97.6% 5-250
Loaded
PDB 5ZHN
X-ray 2.65 Å A,B
97.6% 5-250
Loaded
PDB 6AFK
X-ray 2.75 Å A,B
97.6% 5-250
Loaded
PDB 5ZHM
X-ray 2.76 Å A,B
97.6% 5-250
Loaded
AlphaFold PA3743
AlphaFold full sequence Loaded
Pocket details FPocket · P2Rank — toggle visibility and zoom from here, or open full viewer

Ligand evidence

Ligands grouped by evidence source. PDB ligands keep the source crystal visible, and loaded crystals can be opened directly in the structure viewer.

177 records

Highest-confidence structural evidence: ligands co-crystallized with this exact protein. If the source PDB is loaded in TPW, use Open crystal to inspect it in the structure viewer.

Show only:
Ligand Source crystal MW · LogP · TPSA Lipinski PAINS SMILES
SFG 381.4 Da LogP -2.06 TPSA 208.7 2 viol. ✓ Clean c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)…

PDB and ChEMBL records on this protein are shown in full. ChEMBL records from similar proteins are capped at the top 100 per protein (by pchembl) and ZINC at the top 50 (Tanimoto ≥ 0.5). ADME columns are descriptor-based screening flags, not experimental toxicity results.