ECODEvolutionary Classification of Protein Domains

Home Browse Search Download Help

About ECOD

ECOD (Evolutionary Classification of Protein Domains) is a hierarchical classification of protein domains based on evolutionary relationships. It combines automated sequence and structure analysis with manual curation.

Quick Links

Browse Classification
Search
Download Data
Documentation
Privacy

Resources

Grishin Lab
UT Southwestern
RCSB PDB
AlphaFold DB
ecod.database@gmail.com

© 2014-2026 Grishin Lab / HHMI / UTSW

e1w4rA4 - ECOD Domain | ECOD

ECOD/Domains/e1w4rA4

e1w4rA4

UID: 001167802

PDB

Range: A:18-149
PDB: 1W4R chain A(all domains)
UniProt: P04183 (all domains)
Gene: TK1

Molecule: THYMIDINE KINASE

3D Structure

Loading viewer...

Related Domains

Browse other domains in TK →

Classification

AArchitecturea/b three-layered sandwiches(a.17)

XX-groupP-loop domains-like(2004)

HH-groupP-loop domains-related(2004.1)

TT-groupP-loop containing nucleoside triphosphate hydrolases(2004.1.1)

FFamilyTK(2004.1.1.28)

Ligands

in contact, ≤ 4 Å

Thymidine 5'-triphosphateTTP
drugDrugBank DB02452

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

Thymidine kinase

ClanCL0023P-loop_NTPase

External Links

ECOD PDB View: 1W4R RCSB PDB: 1W4R PDBe: 1W4R UniProt: P04183

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure