AC   PRU00947;
DC   Domain;
c?   <Length>=282> and <Length<=424>
TR   PROSITE; PS51615; SAM_MT_PUTRESCINE; 1; level=0
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Names: Putrescine N-methyltransferase
Function: Putrescine N-methyltransferase (EC 2.1.1.53) is an enzyme that
 transfers a methyl group from S-adenosyl-L-methionine (SAM) to putrescine to
 form N-methylputrescine and S-adenosyl-L-homocysteine.
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DE   + RecName: EC=2.1.1.53;
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CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=putrescine + S-adenosyl-L-methionine = H(+) + N-
CC         methylputrescine + S-adenosyl-L-homocysteine; Xref=Rhea:RHEA:15037,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:58039,
CC         ChEBI:CHEBI:59789, ChEBI:CHEBI:326268; EC=2.1.1.53;
CC   -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC       superfamily. Spermidine/spermine synthase family.
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GO   GO:0030750; F:putrescine N-methyltransferase activity
GO   GO:0032259; P:methylation
GO   GO:0046500; P:S-adenosylmethionine metabolic process
KW   Methyltransferase
KW   S-adenosyl-L-methionine
KW   Transferase
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FT   From: PS51615
FT   BINDING         201..202
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT   ACT_SITE        220
FT                   /note="Proton acceptor"
FT   Condition: D
FT   BINDING         95
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT   Condition: Q
FT   BINDING         170
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT   Condition: E
FT   BINDING         289
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT   Condition: Y
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Chop: Nter=0; Cter=0;
Size: unlimited;
Related: None;
Repeats: 1;
Topology: Undefined;
Example: O48659;
Scope:
 Eukaryota; Magnoliopsida
Comments: None;
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# Revision 1.11 2022/11/19
//