ID   PHS_ACIC5               Reviewed;          92 AA.
AC   C1F425;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   26-MAY-2009, sequence version 1.
DT   25-MAY-2022, entry version 60.
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=ACP_1052;
OS   Acidobacterium capsulatum (strain ATCC 51196 / DSM 11244 / BCRC 80197 / JCM
OS   7670 / NBRC 15755 / NCIMB 13165 / 161).
OC   Bacteria; Acidobacteria; Acidobacteriales; Acidobacteriaceae;
OC   Acidobacterium.
OX   NCBI_TaxID=240015;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 51196 / DSM 11244 / BCRC 80197 / JCM 7670 / NBRC 15755 / NCIMB
RC   13165 / 161;
RX   PubMed=19201974; DOI=10.1128/aem.02294-08;
RA   Ward N.L., Challacombe J.F., Janssen P.H., Henrissat B., Coutinho P.M.,
RA   Wu M., Xie G., Haft D.H., Sait M., Badger J., Barabote R.D., Bradley B.,
RA   Brettin T.S., Brinkac L.M., Bruce D., Creasy T., Daugherty S.C.,
RA   Davidsen T.M., DeBoy R.T., Detter J.C., Dodson R.J., Durkin A.S.,
RA   Ganapathy A., Gwinn-Giglio M., Han C.S., Khouri H., Kiss H., Kothari S.P.,
RA   Madupu R., Nelson K.E., Nelson W.C., Paulsen I., Penn K., Ren Q.,
RA   Rosovitz M.J., Selengut J.D., Shrivastava S., Sullivan S.A., Tapia R.,
RA   Thompson L.S., Watkins K.L., Yang Q., Yu C., Zafar N., Zhou L., Kuske C.R.;
RT   "Three genomes from the phylum Acidobacteria provide insight into the
RT   lifestyles of these microorganisms in soils.";
RL   Appl. Environ. Microbiol. 75:2046-2056(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; CP001472; ACO34667.1; -; Genomic_DNA.
DR   RefSeq; WP_015896211.1; NC_012483.1.
DR   AlphaFoldDB; C1F425; -.
DR   SMR; C1F425; -.
DR   STRING; 240015.ACP_1052; -.
DR   EnsemblBacteria; ACO34667; ACO34667; ACP_1052.
DR   KEGG; aca:ACP_1052; -.
DR   eggNOG; COG2154; Bacteria.
DR   HOGENOM; CLU_081974_4_0_0; -.
DR   OMA; WAEKWNH; -.
DR   OrthoDB; 1862336at2; -.
DR   Proteomes; UP000002207; 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; Reference proteome.
FT   CHAIN           1..92
FT                   /note="Putative pterin-4-alpha-carbinolamine dehydratase"
FT                   /id="PRO_1000134942"
SQ   SEQUENCE   92 AA;  10199 MW;  E1BAB6BF99460A07 CRC64;
     MAQLTPKAIE ERLSSLPAWK LQAPEIERVV EFSDFVAAMA FVNKVAEKAE LAGHHPDIDI
     RYNRVRLALV THDAGGLTER DFDLAASIEA LL