ID DEF_BACTN Reviewed; 184 AA. AC Q8AAP4; DT 15-DEC-2003, integrated into UniProtKB/Swiss-Prot. DT 01-JUN-2003, sequence version 1. DT 02-SEP-2026, entry version 120. DE RecName: Full=Peptide deformylase {ECO:0000255|HAMAP-Rule:MF_00163}; DE Short=PDF {ECO:0000255|HAMAP-Rule:MF_00163}; DE EC=3.5.1.88 {ECO:0000255|HAMAP-Rule:MF_00163}; DE AltName: Full=Polypeptide deformylase {ECO:0000255|HAMAP-Rule:MF_00163}; GN Name=def {ECO:0000255|HAMAP-Rule:MF_00163}; OrderedLocusNames=BT_0420; OS Bacteroides thetaiotaomicron (strain ATCC 29148 / DSM 2079 / JCM 5827 / OS CCUG 10774 / NCTC 10582 / VPI-5482 / E50). OC Bacteria; Pseudomonadati; Bacteroidota; Bacteroidia; Bacteroidales; OC Bacteroidaceae; Bacteroides. OX NCBI_TaxID=226186; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 29148 / DSM 2079 / JCM 5827 / CCUG 10774 / NCTC 10582 / RC VPI-5482 / E50; RX PubMed=12663928; DOI=10.1126/science.1080029; RA Xu J., Bjursell M.K., Himrod J., Deng S., Carmichael L.K., Chiang H.C., RA Hooper L.V., Gordon J.I.; RT "A genomic view of the human-Bacteroides thetaiotaomicron symbiosis."; RL Science 299:2074-2076(2003). CC -!- FUNCTION: Removes the formyl group from the N-terminal Met of newly CC synthesized proteins. Requires at least a dipeptide for an efficient CC rate of reaction. N-terminal L-methionine is a prerequisite for CC activity but the enzyme has broad specificity at other positions. CC {ECO:0000255|HAMAP-Rule:MF_00163}. CC -!- CATALYTIC ACTIVITY: CC Reaction=N-terminal N-formyl-L-methionyl-[peptide] + H2O = N-terminal CC L-methionyl-[peptide] + formate; Xref=Rhea:RHEA:24420, Rhea:RHEA- CC COMP:10639, Rhea:RHEA-COMP:10640, ChEBI:CHEBI:15377, CC ChEBI:CHEBI:15740, ChEBI:CHEBI:49298, ChEBI:CHEBI:64731; EC=3.5.1.88; CC Evidence={ECO:0000255|HAMAP-Rule:MF_00163}; CC -!- COFACTOR: CC Name=Fe(2+); Xref=ChEBI:CHEBI:29033; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00163}; CC Note=Binds 1 Fe(2+) ion. {ECO:0000255|HAMAP-Rule:MF_00163}; CC -!- SIMILARITY: Belongs to the polypeptide deformylase family. CC {ECO:0000255|HAMAP-Rule:MF_00163}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; AE015928; AAO75527.1; -; Genomic_DNA. DR RefSeq; WP_008760700.1; NC_004663.1. DR AlphaFoldDB; Q8AAP4; -. DR SMR; Q8AAP4; -. DR FunCoup; Q8AAP4; 474. DR STRING; 226186.BT_0420; -. DR PaxDb; 226186-BT_0420; -. DR EnsemblBacteria; AAO75527; AAO75527; BT_0420. DR GeneID; 60926378; -. DR KEGG; bth:BT_0420; -. DR PATRIC; fig|226186.12.peg.418; -. DR eggNOG; COG0242; Bacteria. DR HOGENOM; CLU_061901_2_0_10; -. DR InParanoid; Q8AAP4; -. DR OrthoDB; 9784988at2; -. DR Proteomes; UP000001414; Chromosome. DR GO; GO:0042586; F:peptide deformylase activity; IEA:UniProtKB-UniRule. DR GO; GO:0006412; P:translation; IEA:UniProtKB-UniRule. DR CDD; cd00487; Pep_deformylase; 1. DR FunFam; 3.90.45.10:FF:000007; Peptide deformylase; 1. DR Gene3D; 3.90.45.10; Peptide deformylase; 1. DR HAMAP; MF_00163; Pep_deformylase; 1. DR InterPro; IPR023635; Peptide_deformylase. DR InterPro; IPR036821; Peptide_deformylase_sf. DR NCBIfam; TIGR00079; pept_deformyl; 1. DR NCBIfam; NF001159; PRK00150.1-3; 1. DR PANTHER; PTHR10458; PEPTIDE DEFORMYLASE; 1. DR PANTHER; PTHR10458:SF22; PEPTIDE DEFORMYLASE; 1. DR Pfam; PF01327; Pep_deformylase; 1. DR PIRSF; PIRSF004749; Pep_def; 1. DR PRINTS; PR01576; PDEFORMYLASE. DR SUPFAM; SSF56420; Peptide deformylase; 1. PE 3: Inferred from homology; KW Hydrolase; Iron; Metal-binding; Protein biosynthesis; Reference proteome. FT CHAIN 1..184 FT /note="Peptide deformylase" FT /id="PRO_0000082741" FT ACT_SITE 141 FT /evidence="ECO:0000255|HAMAP-Rule:MF_00163" FT BINDING 98 FT /ligand="Fe cation" FT /ligand_id="ChEBI:CHEBI:24875" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00163" FT BINDING 140 FT /ligand="Fe cation" FT /ligand_id="ChEBI:CHEBI:24875" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00163" FT BINDING 144 FT /ligand="Fe cation" FT /ligand_id="ChEBI:CHEBI:24875" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00163" SQ SEQUENCE 184 AA; 21013 MW; 0C161E8636B0DCC6 CRC64; MILPIYVYGQ PVLRKVAEDI TPEYPNLKEL IANMFETMVH ADGVGLAAPQ IGLPIRVVTI TLDPLSEDYP EFKDFNKAYI NPHIIEVGGE EVSMEEGCLS LPGIHESVKR GNKIRVKYMD ENFVEHDEVV EGYLARVMQH EFDHLDGKMF IDHLSPLRKQ MIRGKLNTML KGKARSSYKM KQVK //