ID   PHS_ANAVT               Reviewed;          93 AA.
AC   Q3MA60;
DT   04-APR-2006, integrated into UniProtKB/Swiss-Prot.
DT   25-OCT-2005, sequence version 1.
DT   16-JUN-2009, entry version 22.
DE   RecName: Full=Putative pterin-4-alpha-carbinolamine dehydratase;
DE            Short=PHS;
DE            EC=4.2.1.96;
DE   AltName: Full=4-alpha-hydroxy-tetrahydropterin dehydratase;
DE   AltName: Full=Pterin carbinolamine dehydratase;
DE            Short=PCD;
GN   OrderedLocusNames=Ava_2511;
OS   Anabaena variabilis (strain ATCC 29413 / PCC 7937).
OC   Bacteria; Cyanobacteria; Nostocales; Nostocaceae; Anabaena.
OX   NCBI_TaxID=240292;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA   Hammon N., Israni S., Pitluck S., Saunders E.H., Schmutz J.,
RA   Larimer F., Land M., Kyrpides N., Mavrommatis K., Richardson P.;
RT   "Complete sequence of Anabaena variabilis ATCC 29413.";
RL   Submitted (SEP-2005) to the EMBL/GenBank/DDBJ databases.
CC   -!- CATALYTIC ACTIVITY: (6R)-6-(L-erythro-1,2-dihydroxypropyl)-
CC       5,6,7,8-tetrahydro-4a-hydroxypterin = (6R)-6-(L-erythro-1,2-
CC       dihydroxypropyl)-7,8-dihydro-6H-pterin + H(2)O.
CC   -!- SIMILARITY: Belongs to the pterin-4-alpha-carbinolamine
CC       dehydratase family.
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DR   EMBL; CP000117; ABA22126.1; -; Genomic_DNA.
DR   RefSeq; YP_323021.1; -.
DR   GeneID; 3682608; -.
DR   GenomeReviews; CP000117_GR; Ava_2511.
DR   KEGG; ava:Ava_2511; -.
DR   NMPDR; fig|240292.3.peg.1993; -.
DR   HOGENOM; Q3MA60; -.
DR   OMA; Q3MA60; GHHPDID.
DR   BioCyc; AVAR240292:AVA_2511-MON; -.
DR   GO; GO:0008124; F:4-alpha-hydroxytetrahydrobiopterin dehydrat...; IEA:HAMAP.
DR   GO; GO:0006729; P:tetrahydrobiopterin biosynthetic process; IEA:InterPro.
DR   HAMAP; MF_00434; -; 1.
DR   InterPro; IPR001533; Trans/pterin_deHydtase.
DR   Gene3D; G3DSA:3.30.1360.20; Trans_pterinDh; 1.
DR   PANTHER; PTHR12599; Trans_pterinDh; 1.
DR   Pfam; PF01329; Pterin_4a; 1.
DR   ProDom; PD007262; Trans_pterinDh; 1.
PE   3: Inferred from homology;
KW   Complete proteome; Lyase.
FT   CHAIN         1     93       Putative pterin-4-alpha-carbinolamine
FT                                dehydratase.
FT                                /FTId=PRO_0000231439.
SQ   SEQUENCE   93 AA;  10115 MW;  6525C219F1181D54 CRC64;
     MAQLLGDAEI QSQASKLSGW TLEGSKLQTT RKFKDFIEAI AFVNKLVEPA ESAGHHPDIE
     ISYNKVKVTL TTHDAGGLTQ KDFDVAATIS QIN
//