Expasy logo

ENZYME

ENZYME entry: EC 2.9.1.1

Accepted Name
L-seryl-tRNA(Sec) selenium transferase
Alternative Name(s)
cysteinyl-tRNA(Sec)-selenium transferase
cysteinyl-tRNA(Sel)-selenium transferase
L-selenocysteinyl-tRNA(Sec) synthase
L-selenocysteinyl-tRNA(Sel) synthase
selenocysteine synthase
Reaction catalysed
H(+) + L-seryl-tRNA(Sec) + selenophosphate <=> L-selenocysteinyl-tRNA(Sec) + phosphate
Comment(s)
  • Recognizes specifically tRNA(Sec)-species.
  • Binding of tRNA(Sec) also occurs in the absence of the seryl group.
  • 2-Aminoacryloyl-tRNA, bound to the enzyme as an imine with the pyridoxal phosphate, is an intermediate in the reaction.
  • Since the selenium atom replaces oxygen in serine, the product may also be referred to as L-selenoseryl-tRNA(Sel).
  • The abbreviation Sel has also been used for selenocysteine but Sec is preferred.
Cross-references
BRENDA 2.9.1.1
EC2PDB 2.9.1.1
ExplorEnz 2.9.1.1
PRIAM enzyme-specific profiles 2.9.1.1
KEGG Ligand Database for Enzyme Nomenclature 2.9.1.1
IUBMB Enzyme Nomenclature 2.9.1.1
IntEnz 2.9.1.1
MEDLINE Find literature relating to 2.9.1.1
MetaCyc 2.9.1.1
Rhea expert-curated reactions 2.9.1.1
UniProtKB/Swiss-Prot
A3N2L0, SELA_ACTP2 B3GYP5, SELA_ACTP7 A8EV04, SELA_ALIB4
A6TQL2, SELA_ALKMQ A8MHJ4, SELA_ALKOO O67140, SELA_AQUAE
Q8R8W4, SELA_CALS4 A7ZBQ0, SELA_CAMC1 A0RR46, SELA_CAMFF
A8FN57, SELA_CAMJ8 A7H1W2, SELA_CAMJD Q9PMS2, SELA_CAMJE
A1W0Z5, SELA_CAMJJ Q5HT33, SELA_CAMJR B9KDG5, SELA_CAMLR
Q3AB61, SELA_CARHZ A7FXT6, SELA_CLOB1 C3L3I3, SELA_CLOB6
A5I656, SELA_CLOBH C1FVV5, SELA_CLOBJ B1ILX5, SELA_CLOBK
A7GHJ2, SELA_CLOBL B1KZQ3, SELA_CLOBM Q0TNJ4, SELA_CLOP1
Q8XIK2, SELA_CLOPE Q0SR63, SELA_CLOPS B1I3P6, SELA_DESAP
P56372, SELA_DESBA B8J1N0, SELA_DESDA Q6AMK5, SELA_DESPS
P61735, SELA_DESVH A7ZTD9, SELA_ECO24 B7ULF0, SELA_ECO27
B7MFF5, SELA_ECO45 B7L708, SELA_ECO55 P0A822, SELA_ECO57
B5YW91, SELA_ECO5E B7NP97, SELA_ECO7I B7N237, SELA_ECO81
B7M3L6, SELA_ECO8A C4ZXI2, SELA_ECOBW A8A651, SELA_ECOHS
A1AHD0, SELA_ECOK1 Q0TBL4, SELA_ECOL5 Q8FCC1, SELA_ECOL6
B1IZK2, SELA_ECOLC P0A821, SELA_ECOLI B7NEP6, SELA_ECOLU
B6I3G5, SELA_ECOSE B1LK21, SELA_ECOSM Q1R503, SELA_ECOUT
C5BC01, SELA_EDWI9 B7LTJ8, SELA_ESCF3 B9LZW4, SELA_GEODF
Q39ZL4, SELA_GEOMG P61736, SELA_GEOSL A5G937, SELA_GEOUR
B8F738, SELA_GLAP5 Q7VKC2, SELA_HAEDU Q4QML1, SELA_HAEI8
A5UE18, SELA_HAEIE P43910, SELA_HAEIN Q7VI68, SELA_HELHP
B6JP11, SELA_HELP2 Q9ZJA7, SELA_HELPJ O26043, SELA_HELPY
Q0BZB0, SELA_HYPNA B5XMW1, SELA_KLEP3 A6TFJ1, SELA_KLEP7
Q65Q15, SELA_MANSM C6BW42, SELA_MARSD B8ES25, SELA_METSB
Q2RFK3, SELA_MOOTA O33277, SELA_MOOTH B9L5S9, SELA_NAUPA
A1AYS1, SELA_PARDP Q9CK66, SELA_PASMU Q9S3K3, SELA_PEPAC
Q7MY02, SELA_PHOLL B4F0S0, SELA_PROMH A6VCR3, SELA_PSEA7
B7V1L9, SELA_PSEA8 Q02FL3, SELA_PSEAB Q9HV01, SELA_PSEAE
Q1IFP3, SELA_PSEE4 A5VXT7, SELA_PSEP1 B0KKB9, SELA_PSEPG
Q88QJ8, SELA_PSEPK B1J347, SELA_PSEPW P58226, SELA_RHIME
B5EX94, SELA_SALA4 A9MLE0, SELA_SALAR Q57IE9, SELA_SALCH
B5FLG0, SELA_SALDC B5R5B6, SELA_SALEP B5RGJ4, SELA_SALG2
B4T974, SELA_SALHS B4SWN1, SELA_SALNS Q5PLQ2, SELA_SALPA
A9MVI1, SELA_SALPB C0Q1E4, SELA_SALPC B5BHW8, SELA_SALPK
B4TZT5, SELA_SALSV Q8Z2D8, SELA_SALTI Q8ZL69, SELA_SALTY
A8G7W0, SELA_SERP5 Q8EKI8, SELA_SHEON B2U5A3, SELA_SHIB3
Q31V36, SELA_SHIBS Q328Y9, SELA_SHIDS Q0SYB5, SELA_SHIF8
Q83J28, SELA_SHIFL Q3YVV3, SELA_SHISS C4XIH0, SELA_SOLM1
A4VFW8, SELA_STUS1 Q30SC1, SELA_SULDN Q7M9L1, SELA_WOLSU
A1JT25, SELA_YERE8 A7FP80, SELA_YERP3 Q1C3H9, SELA_YERPA
B2K7H8, SELA_YERPB Q8Z9Y1, SELA_YERPE A9R4E4, SELA_YERPG
Q1CDA2, SELA_YERPN A4TGQ3, SELA_YERPP Q663U3, SELA_YERPS
B1JH26, SELA_YERPY

View entry in original ENZYME format
View entry in raw text format (no links)
All UniProtKB/Swiss-Prot entries referenced in this entry, with possibility to download in different formats, align etc.
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 2.9.1.-
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 2.9.-.-
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 2.-.-.-