ID   PHS_THERP               Reviewed;          93 AA.
AC   B9L1Y8;
DT   22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   25-MAY-2022, entry version 63.
DE   RecName: Full=Putative pterin-4-alpha-carbinolamine dehydratase {ECO:0000255|HAMAP-Rule:MF_00434};
DE            Short=PHS {ECO:0000255|HAMAP-Rule:MF_00434};
DE            EC=4.2.1.96 {ECO:0000255|HAMAP-Rule:MF_00434};
DE   AltName: Full=4-alpha-hydroxy-tetrahydropterin dehydratase {ECO:0000255|HAMAP-Rule:MF_00434};
DE   AltName: Full=Pterin carbinolamine dehydratase {ECO:0000255|HAMAP-Rule:MF_00434};
DE            Short=PCD {ECO:0000255|HAMAP-Rule:MF_00434};
GN   OrderedLocusNames=trd_1889;
OS   Thermomicrobium roseum (strain ATCC 27502 / DSM 5159 / P-2).
OC   Bacteria; Chloroflexi; Thermomicrobiales; Thermomicrobiaceae;
OC   Thermomicrobium.
OX   NCBI_TaxID=309801;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 27502 / DSM 5159 / P-2;
RX   PubMed=19148287; DOI=10.1371/journal.pone.0004207;
RA   Wu D., Raymond J., Wu M., Chatterji S., Ren Q., Graham J.E., Bryant D.A.,
RA   Robb F., Colman A., Tallon L.J., Badger J.H., Madupu R., Ward N.L.,
RA   Eisen J.A.;
RT   "Complete genome sequence of the aerobic CO-oxidizing thermophile
RT   Thermomicrobium roseum.";
RL   PLoS ONE 4:E4207-E4207(2009).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin =
CC         (6R)-L-erythro-6,7-dihydrobiopterin + H2O; Xref=Rhea:RHEA:11920,
CC         ChEBI:CHEBI:15377, ChEBI:CHEBI:15642, ChEBI:CHEBI:43120; EC=4.2.1.96;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00434};
CC   -!- SIMILARITY: Belongs to the pterin-4-alpha-carbinolamine dehydratase
CC       family. {ECO:0000255|HAMAP-Rule:MF_00434}.
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DR   EMBL; CP001275; ACM05491.1; -; Genomic_DNA.
DR   RefSeq; WP_015922830.1; NC_011959.1.
DR   AlphaFoldDB; B9L1Y8; -.
DR   SMR; B9L1Y8; -.
DR   STRING; 309801.trd_1889; -.
DR   EnsemblBacteria; ACM05491; ACM05491; trd_1889.
DR   KEGG; tro:trd_1889; -.
DR   eggNOG; COG2154; Bacteria.
DR   HOGENOM; CLU_081974_4_3_0; -.
DR   OMA; WAEKWNH; -.
DR   OrthoDB; 1862336at2; -.
DR   Proteomes; UP000000447; Chromosome.
DR   GO; GO:0008124; F:4-alpha-hydroxytetrahydrobiopterin dehydratase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006729; P:tetrahydrobiopterin biosynthetic process; IEA:InterPro.
DR   Gene3D; 3.30.1360.20; -; 1.
DR   HAMAP; MF_00434; Pterin_4_alpha; 1.
DR   InterPro; IPR036428; PCD_sf.
DR   InterPro; IPR001533; Pterin_deHydtase.
DR   PANTHER; PTHR12599; PTHR12599; 1.
DR   Pfam; PF01329; Pterin_4a; 1.
DR   SUPFAM; SSF55248; SSF55248; 1.
PE   3: Inferred from homology;
KW   Lyase.
FT   CHAIN           1..93
FT                   /note="Putative pterin-4-alpha-carbinolamine dehydratase"
FT                   /id="PRO_1000206074"
SQ   SEQUENCE   93 AA;  10555 MW;  75B35B5F44C74FD8 CRC64;
     MARLDDATIA SLLQEIPGWE RQGDALVRTY VFKNFREAMA FVNRVAELAE EARHHPDITI
     RYNRVHLLLT THEAGGITER DIALARKLAE LAS