id: Pfam:PF01128
pfam_id: PF01128
name: 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase
short_name: IspD
seed_status: EX_DUF
characterization_status: UNSCORED
curation_status: SEEDED
source_url: https://www.ebi.ac.uk/interpro/api/entry/pfam/PF01128
counters:
  proteins: 19574
  matches: 19791
  proteomes: 16789
  taxa: 26255
  structures: 56
  alphafold_models: 13015
  domain_architectures: 60
provenance:
  snapshot_id: interpro-pfam-duf-2026-10-10
  path: data/worklists/interpro-pfam-duf-2026-10-10.json
  sha256: 17fb625876c9326ed284263a47bcd84e0d7844a31c040dc06cd2260c36f1c383
  generated_at: '2026-10-10T07:44:21.614711Z'
  source_url: https://www.ebi.ac.uk/interpro/api/entry/pfam/
interpro_id: InterPro:IPR034683
description: Members of this family are enzymes which catalyse the formation of 4-diphosphocytidyl-2-C-methyl-D-erythritol
  from cytidine triphosphate and 2-C-methyl-D-erythritol 4-phosphate (MEP) [[cite:PUB00011034]].