ID DEF_HELPS Reviewed; 175 AA. AC B2UT38; DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot. DT 01-JUL-2008, sequence version 1. DT 27-MAR-2024, entry version 75. 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}; GN OrderedLocusNames=HPSH_02850; OS Helicobacter pylori (strain Shi470). OC Bacteria; Campylobacterota; Epsilonproteobacteria; Campylobacterales; OC Helicobacteraceae; Helicobacter. OX NCBI_TaxID=512562; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=Shi470; RA Kersulyte D., Kalia A., Gilman R.H., Berg D.E.; RT "Genome sequence of Helicobacter pylori from the remote Amazon: traces of RT Asian ancestry of the first Americans."; RL Submitted (MAY-2008) to the EMBL/GenBank/DDBJ databases. 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=H2O + N-terminal N-formyl-L-methionyl-[peptide] = formate + N- CC terminal L-methionyl-[peptide]; 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; CP001072; ACD48020.1; -; Genomic_DNA. DR RefSeq; WP_001185796.1; NC_010698.2. DR AlphaFoldDB; B2UT38; -. DR SMR; B2UT38; -. DR KEGG; hps:HPSH_02850; -. DR HOGENOM; CLU_061901_2_0_7; -. DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW. 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 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 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. FT CHAIN 1..175 FT /note="Peptide deformylase" FT /id="PRO_1000097316" FT ACT_SITE 139 FT /evidence="ECO:0000255|HAMAP-Rule:MF_00163" FT BINDING 96 FT /ligand="Fe cation" FT /ligand_id="ChEBI:CHEBI:24875" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00163" FT BINDING 138 FT /ligand="Fe cation" FT /ligand_id="ChEBI:CHEBI:24875" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00163" FT BINDING 142 FT /ligand="Fe cation" FT /ligand_id="ChEBI:CHEBI:24875" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00163" SQ SEQUENCE 175 AA; 20135 MW; 96A48D503239A4CA CRC64; MALLEIIHYP SKILRTISKE IVSFDSKLHQ QLDDMRETMI ASEGIGLAAI QVGLPLRMLI INLPREDGVQ HKEDCLEIIN PKFIETKGTI MYKEGCLSVP GFYEEVERFE KVKIEYQNRF AEVKVLEASE LLAVAIQHEI DHLNGVLFVD KLSILKRKKF EKELKELNKN PKSKS //