ID X6KV24_9RHOB Unreviewed; 509 AA.
AC X6KV24;
DT 11-JUN-2014, integrated into UniProtKB/TrEMBL.
DT 04-MAR-2015, sequence version 2.
DT 24-JAN-2024, entry version 42.
DE RecName: Full=Histidine ammonia-lyase {ECO:0000256|ARBA:ARBA00012994, ECO:0000256|HAMAP-Rule:MF_00229};
DE Short=Histidase {ECO:0000256|HAMAP-Rule:MF_00229};
DE EC=4.3.1.3 {ECO:0000256|ARBA:ARBA00012994, ECO:0000256|HAMAP-Rule:MF_00229};
GN Name=hutH {ECO:0000256|HAMAP-Rule:MF_00229};
GN ORFNames=P279_18625 {ECO:0000313|EMBL:ETA50582.2};
OS Rhodobacteraceae bacterium PD-2.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae.
OX NCBI_TaxID=1169855 {ECO:0000313|EMBL:ETA50582.2, ECO:0000313|Proteomes:UP000023196};
RN [1] {ECO:0000313|EMBL:ETA50582.2, ECO:0000313|Proteomes:UP000023196}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PD-2 {ECO:0000313|EMBL:ETA50582.2,
RC ECO:0000313|Proteomes:UP000023196};
RX PubMed=25700405;
RA Zheng L., Cui Z., Xu L., Sun C., Powell R.J., Hill R.T.;
RT "Draft Genome Sequence of Rhodobacteraceae Strain PD-2, an Algicidal
RT Bacterium with a Quorum-Sensing System, Isolated from the Marine Microalga
RT Prorocentrum donghaiense.";
RL Genome Announc. Announc.3:e01549-14(2015).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-histidine = NH4(+) + trans-urocanate; Xref=Rhea:RHEA:21232,
CC ChEBI:CHEBI:17771, ChEBI:CHEBI:28938, ChEBI:CHEBI:57595; EC=4.3.1.3;
CC Evidence={ECO:0000256|ARBA:ARBA00000171, ECO:0000256|HAMAP-
CC Rule:MF_00229, ECO:0000256|RuleBase:RU004479};
CC -!- PATHWAY: Amino-acid degradation; L-histidine degradation into L-
CC glutamate; N-formimidoyl-L-glutamate from L-histidine: step 1/3.
CC {ECO:0000256|ARBA:ARBA00005113, ECO:0000256|HAMAP-Rule:MF_00229,
CC ECO:0000256|RuleBase:RU004479}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00229,
CC ECO:0000256|RuleBase:RU004480}.
CC -!- PTM: Contains an active site 4-methylidene-imidazol-5-one (MIO), which
CC is formed autocatalytically by cyclization and dehydration of residues
CC Ala-Ser-Gly. {ECO:0000256|HAMAP-Rule:MF_00229}.
CC -!- SIMILARITY: Belongs to the PAL/histidase family. {ECO:0000256|HAMAP-
CC Rule:MF_00229, ECO:0000256|RuleBase:RU003954}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:ETA50582.2}.
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DR EMBL; AWRV02000028; ETA50582.2; -; Genomic_DNA.
DR AlphaFoldDB; X6KV24; -.
DR HOGENOM; CLU_014801_4_0_5; -.
DR UniPathway; UPA00379; UER00549.
DR Proteomes; UP000023196; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004397; F:histidine ammonia-lyase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0019556; P:histidine catabolic process to glutamate and formamide; IEA:UniProtKB-UniPathway.
DR GO; GO:0019557; P:histidine catabolic process to glutamate and formate; IEA:UniProtKB-UniPathway.
DR CDD; cd00332; PAL-HAL; 1.
DR Gene3D; 1.20.200.10; Fumarase/aspartase (Central domain); 1.
DR Gene3D; 1.10.275.10; Fumarase/aspartase (N-terminal domain); 1.
DR HAMAP; MF_00229; His_ammonia_lyase; 1.
DR InterPro; IPR001106; Aromatic_Lyase.
DR InterPro; IPR024083; Fumarase/histidase_N.
DR InterPro; IPR005921; HutH.
DR InterPro; IPR008948; L-Aspartase-like.
DR InterPro; IPR022313; Phe/His_NH3-lyase_AS.
DR NCBIfam; TIGR01225; hutH; 1.
DR PANTHER; PTHR10362; HISTIDINE AMMONIA-LYASE; 1.
DR PANTHER; PTHR10362:SF7; HISTIDINE AMMONIA-LYASE; 1.
DR Pfam; PF00221; Lyase_aromatic; 1.
DR SUPFAM; SSF48557; L-aspartase-like; 1.
DR PROSITE; PS00488; PAL_HISTIDASE; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00229};
KW Histidine metabolism {ECO:0000256|ARBA:ARBA00022808, ECO:0000256|HAMAP-
KW Rule:MF_00229};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_00229};
KW Reference proteome {ECO:0000313|Proteomes:UP000023196}.
FT MOD_RES 141
FT /note="2,3-didehydroalanine (Ser)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00229"
FT CROSSLNK 140..142
FT /note="5-imidazolinone (Ala-Gly)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00229"
SQ SEQUENCE 509 AA; 52664 MW; FD140F19D8FB2EA5 CRC64;
MILTPGKATL ADLARIYWDE CSVALDPVCR PAMEEAARRI ATAAAGNAAV YGVNTGFGKL
ASVKIEPKDT ATLQRNLILS HCCGVGEAIP RPVARLMMAL KLLSLGRGAS GVRLELVDLI
EAMLAQGVTP VIPAQGSVGA SGDLAPLAHM AAVMMGEGEA EFDGTVMPGG QALAAAGLTP
VVLGAKEGLA LINGTQFSTA FALAGLFGGW RAAQAALVTS ALSTDAVMGS TAPFQPEIHS
LRGHRGQIDA AAVLRALLDG SAIRDSHRDD DLRVQDPYCI RCQPQVTGAA LDMLRMAAGT
LETEANAATD NPLVLTEAGV IVSGGNFHAE PVGFAADMIA LALSEIGAIA QRRIALMVDP
ALSFHLPPFL TPDPGLSSGF MIAEVTTAAL MSENKHLANP CVTDSTPTSA NQEDHVSMAA
HGARRLSRMV ENLDRILGVE LICAAQGVEF RAPLGTSAPL AAAIAALRAE VETLKADRYL
APDLERAARF VAEGRLASAA GISLPELVQ
//