HAMAP annotation rule MF_01200
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Accession MF_01200
Dates 15-JAN-2002 (Created)
31-OCT-2011 (Last updated, Version 26)
Name OMPdecase_type1
Scope Bacteria
Archaea
case <OC:Bacteria>
end case

case <OC:Archaea>
end case




Identifier
PYRF
Protein name
RecName: Full=Orotidine 5'-phosphate decarboxylase;
EC=4.1.1.23;
AltName: Full=OMP decarboxylase;
Short=OMPDCase;
Short=OMPdecase;
Gene name
pyrF


FUNCTION Catalyzes the decarboxylation of orotidine 5'-monophosphate (OMP) to uridine 5'-monophosphate (UMP) (By similarity).
CATALYTIC ACTIVITY Orotidine 5'-phosphate = UMP + CO(2).
PATHWAY Pyrimidine metabolism; UMP biosynthesis via de novo pathway; UMP from orotate; step 2/2.
SUBUNIT Homodimer (By similarity).
SIMILARITY Belongs to the OMP decarboxylase family. Type 1 subfamily.




GO:0004590; Molecular function: orotidine-5'-phosphate decarboxylase activity.
GO:0006221; Biological process: pyrimidine nucleotide biosynthetic process.


PROSITE PS00156; OMPDECASE; 1;
Pfam PF00215; OMPdecase; 1;
TIGRFAMs TIGR01740; PyrF; 1;


case <OC:Bacteria>
From: PYRF_ECOLI (P08244)
Key     From     To       Description   Tag   Condition   FTGroup
REGION     71     80       Substrate binding (By similarity)     D-x-K-x-x-D-x-x-x-x  
ACT_SITE     73     73       Proton donor (By similarity)     K  
BINDING     22     22       Substrate (By similarity)     D  
BINDING     44     44       Substrate (By similarity)     K  
BINDING     131     131       Substrate (By similarity)     T  
BINDING     192     192       Substrate (By similarity)     R  
BINDING     201     201       Substrate (By similarity)     Q  
BINDING (Optional)     221     221       Substrate; via amide nitrogen (By similarity)     G  
BINDING     222     222       Substrate (By similarity)     R  
end case
case <OC:Archaea>
From: PYRF_METTH (O26232)
REGION     70     79       Substrate binding (By similarity)     D-x-K-x-x-D-x-x-x-x  
REGION     180     190       Substrate binding (By similarity)        
ACT_SITE     72     72       Proton donor (By similarity)     K  
BINDING     20     20       Substrate (By similarity)     D  
BINDING     42     42       Substrate (By similarity)     K  
BINDING     127     127       Substrate (By similarity)     S  
BINDING     202     202       Substrate; via amide nitrogen (By similarity)     G  
BINDING     203     203       Substrate (By similarity)     R  
end case


case <OC:Bacteria>
Size range: 224-279 amino acids
end case
case <OC:Archaea>
Size range: 208-244 amino acids
end case
Related Rules: MF_01215 (PYRF)
Templates: P25971 (PYRF_BACSU); P08244 (PYRF_ECOLI); Q59654 (PYRF_PSEAE); P07691 (PYRF_SALTY); O26232 (PYRF_METTH); O74110 (PYRF_THEAC); O58462 (PYRF_PYRHO); Q9WYG7 (PYRF_THEMA): [Recover all]
Fusion: Nter: None; Cter: MF_01208 (pyrE)
Comments: Divergent THEMA; sequence not included in alignment and not taken into account in size range