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

Resources

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

© 2014-2026 Grishin Lab / HHMI / UTSW

e4x4tA2 - ECOD Domain | ECOD

ECOD/Domains/e4x4tA2

e4x4tA2

UID: 001500605

PDB

Range: A:1-142
PDB: 4X4T chain A(all domains)
UniProt: O28126 (all domains)
Gene: cca

Molecule: CCA-adding enzyme (EC 2.7.7.72) (CCA tRNA nucleotidyltransferase) (tRNA CCA-pyrophosphorylase) (tRNA adenylyl-/cytidylyl- transferase) (tRNA nucleotidyltransferase) (tRNA-NT)

3D Structure

Loading viewer...

Related Domains

Browse other domains in NTP_transf_2 →

Classification

AArchitecturea+b three layers(a.12)

XX-groupNucleotidyltransferase-like(316)

HH-groupNucleotidyltransferase(316.1)

TT-groupNucleotidyltransferase(316.1.1)

FFamilyNTP_transf_2(316.1.1.2)

Pfam Families

PF01909NTP_transf_2

Nucleotidyltransferase domain

ClanCL0260NTP_transf

External Links

ECOD PDB View: 4X4T RCSB PDB: 4X4T PDBe: 4X4T UniProt: O28126

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure