Macromolecule Annotations for the Entities in PDB 1NI4

Domain Annotation: SCOP Classification SCOP Database (version: 1.75) Homepage

Chains Domain Info Class Fold Superfamily Family Domain Species
A d1ni4a_ Alpha and beta proteins (a/b) Thiamin diphosphate-binding fold (THDP-binding) Thiamin diphosphate-binding fold (THDP-binding) Branched-chain alpha-keto acid dehydrogenase PP module E1-beta subunit of pyruvate dehydrogenase (PP module) Human (Homo sapiens) [TaxId: 9606]
B0-191 d1ni4b1 Alpha and beta proteins (a/b) Thiamin diphosphate-binding fold (THDP-binding) Thiamin diphosphate-binding fold (THDP-binding) Branched-chain alpha-keto acid dehydrogenase Pyr module E1-beta subunit of pyruvate dehydrogenase, Pyr module Human (Homo sapiens) [TaxId: 9606]
B192-329 d1ni4b2 Alpha and beta proteins (a/b) TK C-terminal domain-like TK C-terminal domain-like Branched-chain alpha-keto acid dehydrogenase beta- subunit, C-terminal-domain E1-beta subunit of pyruvate dehydrogenase, C- domain Human (Homo sapiens) [TaxId: 9606]
C d1ni4c_ Alpha and beta proteins (a/b) Thiamin diphosphate-binding fold (THDP-binding) Thiamin diphosphate-binding fold (THDP-binding) Branched-chain alpha-keto acid dehydrogenase PP module E1-beta subunit of pyruvate dehydrogenase (PP module) Human (Homo sapiens) [TaxId: 9606]
D0-191 d1ni4d1 Alpha and beta proteins (a/b) Thiamin diphosphate-binding fold (THDP-binding) Thiamin diphosphate-binding fold (THDP-binding) Branched-chain alpha-keto acid dehydrogenase Pyr module E1-beta subunit of pyruvate dehydrogenase, Pyr module Human (Homo sapiens) [TaxId: 9606]
D192-329 d1ni4d2 Alpha and beta proteins (a/b) TK C-terminal domain-like TK C-terminal domain-like Branched-chain alpha-keto acid dehydrogenase beta- subunit, C-terminal-domain E1-beta subunit of pyruvate dehydrogenase, C- domain Human (Homo sapiens) [TaxId: 9606]

Protein Family Annotation Pfam Database Homepage

Chains Pfam Accession Pfam Identifier Pfam Description Type Source
B PF02779 Transket_pyr Transketolase, pyrimidine binding domain Domain This family includes transketolase enzymes, pyruvate dehydrogenases, and branched chain alpha-keto acid decarboxylases. PFAM PF02779
A PF00676 E1_dh Dehydrogenase E1 component Family
B PF02780 Transketolase_C Transketolase, C-terminal domain Domain The C-terminal domain of transketolase has been proposed as a regulatory molecule binding site [2]. PFAM PF02780

Gene Product Annotation Gene Ontology Consortium Homepage

Chains Polymer Molecular Function Biological Process Cellular Component
A,C Pyruvate dehydrogenase E1 component: Alpha subunit (1NI4:A,C)
B,D Pyruvate dehydrogenase E1 component: Beta subunit (1NI4:B,D)

Protein Modification Annotation

Type PDB Residue Nr. Description