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ENZYME

ENZYME entry: EC 3.4.21.88

PURL: https://purl.expasy.org/enzyme/EC/3.4.21.88
Accepted Name
repressor LexA
Reaction catalysed
Hydrolysis of Ala-|-Gly bond in repressor LexA
Comment(s)
  • In the presence of single-stranded DNA, the RecA protein interacts with LexA causing an autocatalytic cleavage which disrupts the DNA- binding part of LexA, leading to derepression of the SOS regulon and eventually DNA repair.
  • The activity was previously attributed to the RecA protein (formerly EC 3.4.99.37).
  • Belongs to peptidase family S24.
Cross-references
BRENDA3.4.21.88
EC2PDB3.4.21.88
ExplorEnz3.4.21.88
KEGG Ligand Database for Enzyme Nomenclature3.4.21.88
IUBMB Enzyme Nomenclature3.4.21.88
MEDLINEFind literature relating to 3.4.21.88
MetaCyc3.4.21.88
Rhea expert-curated reactions3.4.21.88
UniProtKB/Swiss-Prot
P61608, LEXA1_GEOSLQ5YP21, LEXA1_NOCFAP0A153, LEXA1_PSEPK
Q87ZB9, LEXA1_PSESMQ8PN77, LEXA1_XANACQ8PBM1, LEXA1_XANCP
Q5GX75, LEXA1_XANORP61609, LEXA2_GEOSLQ5YT43, LEXA2_NOCFA
P59479, LEXA2_PSEPKQ881U0, LEXA2_PSESMP60511, LEXA2_XANAC
Q8P9X2, LEXA2_XANCPQ5GYM5, LEXA2_XANORA3DDH9, LEXA_ACET2
A0LUZ1, LEXA_ACIC1A5G2J1, LEXA_ACICJB9MI78, LEXA_ACIET
B7JBX0, LEXA_ACIF2B5EJ91, LEXA_ACIF5A1W897, LEXA_ACISJ
A3N1B4, LEXA_ACTP2B3GXZ4, LEXA_ACTP7B0BQ48, LEXA_ACTPJ
A6VMQ0, LEXA_ACTSZQ44069, LEXA_AERHHA4STB3, LEXA_AERS4
B6JG34, LEXA_AFIC5Q8UFK2, LEXA_AGRFCP61605, LEXA_AGRTU
Q21U48, LEXA_ALBFTQ0VQU1, LEXA_ALCBSQ5E209, LEXA_ALIF1
B5FCB2, LEXA_ALIFMB6ENU0, LEXA_ALISLQ0A9N9, LEXA_ALKEH
A6TR70, LEXA_ALKMQA8MFC9, LEXA_ALKOOB9JX59, LEXA_ALLAM
B4S1W7, LEXA_ALTMDB8JA57, LEXA_ANAD2Q2IIJ0, LEXA_ANADE
A7HC61, LEXA_ANADFB4UCX8, LEXA_ANASKQ5P4A1, LEXA_AROAE
A0JUZ2, LEXA_ARTS2A8I825, LEXA_AZOC5A1K776, LEXA_AZOSB
C1DQZ4, LEXA_AZOVDA0RH75, LEXA_BACAHQ81Y06, LEXA_BACAN
B7JIC6, LEXA_BACC0P61606, LEXA_BACC1A7GR32, LEXA_BACCN
B9IUL2, LEXA_BACCQQ81A92, LEXA_BACCRQ637D7, LEXA_BACCZ
Q6HFB0, LEXA_BACHKQ65J42, LEXA_BACLDA9VPX5, LEXA_BACMK
A8FDP7, LEXA_BACP2P31080, LEXA_BACSUA7Z552, LEXA_BACVZ
Q6G5D9, LEXA_BARHEQ6FZU5, LEXA_BARQUB2IKM0, LEXA_BEII9
A1A2G3, LEXA_BIFAAB3DQB4, LEXA_BIFLDQ8G4R6, LEXA_BIFLO
B7GQ64, LEXA_BIFLSQ2L247, LEXA_BORA1Q7WCK0, LEXA_BORBR
Q7W0T5, LEXA_BORPAA9IR25, LEXA_BORPDQ7VRY0, LEXA_BORPE
Q89KS7, LEXA_BRADUA5EK34, LEXA_BRASBA4YVE6, LEXA_BRASO
C0ZES6, LEXA_BREBNB2S5Z4, LEXA_BRUA1Q2YRR1, LEXA_BRUA2
A6X0K7, LEXA_BRUA4Q57CZ5, LEXA_BRUABA9M5F7, LEXA_BRUC2
C0RJB4, LEXA_BRUMBQ8YHG1, LEXA_BRUMEA5VQR8, LEXA_BRUO2
B0CGU2, LEXA_BRUSIQ8G0F1, LEXA_BRUSUB1YPM6, LEXA_BURA4
A0K775, LEXA_BURCHB4E8S4, LEXA_BURCJQ0BFL9, LEXA_BURCM
Q39GT3, LEXA_BURL3A9AIX7, LEXA_BURM1A3MJD2, LEXA_BURM7
A2S339, LEXA_BURM9Q62K79, LEXA_BURMAA1V472, LEXA_BURMS
B1K0Z6, LEXA_BURO0Q1BWH8, LEXA_BURO1A3NUV3, LEXA_BURP0
Q3JSP6, LEXA_BURP1A3N959, LEXA_BURP6Q63TX7, LEXA_BURPS
Q2SVP7, LEXA_BURTAA4JE56, LEXA_BURVGA4XL42, LEXA_CALS8
Q3ACC4, LEXA_CARHZB0SYZ8, LEXA_CAUSKQ9A724, LEXA_CAUVC
B3PEX1, LEXA_CELJUA3PHK4, LEXA_CERS1Q9ZFA4, LEXA_CERS4
A4WX64, LEXA_CERS5Q11HT8, LEXA_CHESBQ1QVT7, LEXA_CHRI1
B5EA68, LEXA_CITBBA8AN85, LEXA_CITK8A5CSL0, LEXA_CLAM3
B0RHB3, LEXA_CLASEQ97I23, LEXA_CLOABA7FUK4, LEXA_CLOB1
C3KX30, LEXA_CLOB6A5I2R7, LEXA_CLOBHC1FNT4, LEXA_CLOBJ
B1IM63, LEXA_CLOBKA7GE39, LEXA_CLOBLB1KS97, LEXA_CLOBM
Q187P1, LEXA_CLOD6B9E1Z5, LEXA_CLOK1A5N8J0, LEXA_CLOK5
A0Q0N2, LEXA_CLONNQ0TRD0, LEXA_CLOP1Q8XL81, LEXA_CLOPE
Q0STQ8, LEXA_CLOPSQ895H6, LEXA_CLOTEQ48AA9, LEXA_COLP3
P61607, LEXA_CORDIQ8FPF5, LEXA_COREFA4QET8, LEXA_CORGB
Q8NP86, LEXA_CORGLQ4JV87, LEXA_CORJKA7MPP3, LEXA_CROS8
Q1LLW6, LEXA_CUPMCQ9AGM5, LEXA_CUPNEQ0K9E3, LEXA_CUPNH
Q46ZR1, LEXA_CUPPJB3R2P9, LEXA_CUPTRQ47EP6, LEXA_DECAR
O32506, LEXA_DEIRAA9BWH9, LEXA_DELASB8FIX5, LEXA_DESAL
B8FWD3, LEXA_DESHDQ24X76, LEXA_DESHYA4J5P4, LEXA_DESRM
A8LMK0, LEXA_DINSHA7ZUR5, LEXA_ECO24B7UPK4, LEXA_ECO27
B7MJ33, LEXA_ECO45B7LAZ0, LEXA_ECO55P0A7C4, LEXA_ECO57
B5Z184, LEXA_ECO5EB7NSK5, LEXA_ECO7IB7N2Q0, LEXA_ECO81
B7M7V6, LEXA_ECO8AC5A136, LEXA_ECOBWB1XC42, LEXA_ECODH
A8A7E3, LEXA_ECOHSA1AIM0, LEXA_ECOK1Q0TA20, LEXA_ECOL5
P0A7C3, LEXA_ECOL6B1IUK9, LEXA_ECOLCP0A7C2, LEXA_ECOLI
B7NFY7, LEXA_ECOLUB6I5Q8, LEXA_ECOSEB1LPK8, LEXA_ECOSM
Q1R3P3, LEXA_ECOUTA4XSN5, LEXA_ECTM1C5B718, LEXA_EDWI9
A4W5F6, LEXA_ENT38Q834R0, LEXA_ENTFAB2VKA1, LEXA_ERWT9
Q2NA93, LEXA_ERYLHB7LL15, LEXA_ESCF3B1YE71, LEXA_EXIS2
C4L2T2, LEXA_EXISAP0DN68, LEXA_FIBSSB0S1C5, LEXA_FINM2
Q0RDY1, LEXA_FRAAAQ2J779, LEXA_FRACCQ5L0C3, LEXA_GEOKA
Q39VQ1, LEXA_GEOMGC6DZY8, LEXA_GEOSMC5D9K3, LEXA_GEOSW
A4IMK1, LEXA_GEOTNA5GAQ4, LEXA_GEOURB8F317, LEXA_GLAP5
A9HJ64, LEXA_GLUDAQ5FNN8, LEXA_GLUOXQ0BTY8, LEXA_GRABC
Q7VNI6, LEXA_HAEDUQ4QME9, LEXA_HAEI8A5UDX6, LEXA_HAEIE
A5UHQ3, LEXA_HAEIGP44858, LEXA_HAEINQ2SKC5, LEXA_HAHCH
Q9KAD3, LEXA_HALH5A1WXU3, LEXA_HALHLA9B5H8, LEXA_HERA2
A4G713, LEXA_HERARQ0I2G7, LEXA_HISS1B0USF0, LEXA_HISS2
Q0C1A3, LEXA_HYPNAQ5QUP5, LEXA_IDILOA6SXJ3, LEXA_JANMA
Q28R71, LEXA_JANSCA6TGV2, LEXA_KLEP7B5XXY9, LEXA_KLEV3
Q1IU64, LEXA_KORVEQ5FJL4, LEXA_LACACB3WC17, LEXA_LACCB
Q1G9M5, LEXA_LACDAQ049T1, LEXA_LACDBQ044D8, LEXA_LACGA
A8YVS7, LEXA_LACH4P61610, LEXA_LACJOQ03B55, LEXA_LACP3
Q88VI6, LEXA_LACPLQ38W54, LEXA_LATSSQ6AE10, LEXA_LEIXX
B0SFV4, LEXA_LEPBAQ04RH1, LEXA_LEPBJQ053A1, LEXA_LEPBL
B0SPA2, LEXA_LEPBPB1Y250, LEXA_LEPCPP61611, LEXA_LEPIC
Q8F663, LEXA_LEPINB1MZ70, LEXA_LEUCKQ03WX0, LEXA_LEUMM
Q1WUI6, LEXA_LIGS1B2GBL2, LEXA_LIMF3A5VJB8, LEXA_LIMRD
B2G6T4, LEXA_LIMRJQ92C51, LEXA_LISINC1L2K9, LEXA_LISMC
Q720B9, LEXA_LISMFB8DG25, LEXA_LISMHQ8Y7H7, LEXA_LISMO
A0AIA3, LEXA_LISW6B1HRJ5, LEXA_LYSSCA0L9E2, LEXA_MAGMM
Q65UK9, LEXA_MANSMQ0APU7, LEXA_MARMMA6VX60, LEXA_MARMS
A1U269, LEXA_MARN8Q605V8, LEXA_METCAB8IN87, LEXA_METNO
A2SGY5, LEXA_METPPB1LUJ7, LEXA_METRJB0UGH4, LEXA_METS4
B8EK86, LEXA_METSBQ2RJF5, LEXA_MOOTAA0QIQ3, LEXA_MYCA1
B1MCZ5, LEXA_MYCA9Q7TY15, LEXA_MYCBOA1KM58, LEXA_MYCBP
C1AFH9, LEXA_MYCBTA4TCN9, LEXA_MYCGIB8ZQU5, LEXA_MYCLB
Q49848, LEXA_MYCLEB2HLX8, LEXA_MYCMMP61612, LEXA_MYCPA
A0QVY5, LEXA_MYCS2A3PYG6, LEXA_MYCSJA1UF04, LEXA_MYCSK
Q1BA08, LEXA_MYCSSA5U672, LEXA_MYCTAP9WHR6, LEXA_MYCTO
P9WHR7, LEXA_MYCTUA0PT76, LEXA_MYCUAA1T7V4, LEXA_MYCVP
Q1D406, LEXA_MYXXDQ1QMK3, LEXA_NITHXQ3SRJ0, LEXA_NITWN
A1SND2, LEXA_NOCSJQ2G6Q5, LEXA_NOVADQ8EQM5, LEXA_OCEIH
Q04F93, LEXA_OENOBQ314F2, LEXA_OLEA2B1ZZZ4, LEXA_OPITP
A1R556, LEXA_PAEATA1TQ93, LEXA_PARC0A1B3Z0, LEXA_PARDP
A7HY01, LEXA_PARL1Q2W3A5, LEXA_PARM1B2JK89, LEXA_PARP8
B2T3L9, LEXA_PARPJA8L6K4, LEXA_PARS2Q13ZI7, LEXA_PARXL
P57917, LEXA_PASMUQ6D9I5, LEXA_PECASQ04596, LEXA_PECCC
C6DKD2, LEXA_PECCPQ03FU3, LEXA_PEDPAA5D2J8, LEXA_PELTS
Q4FM55, LEXA_PELUBA9BGA3, LEXA_PETMOB4RBX6, LEXA_PHEZH
Q7MZB8, LEXA_PHOLLQ6LVS1, LEXA_PHOPRA1VNK0, LEXA_POLNA
Q129C4, LEXA_POLSJB4EYR3, LEXA_PROMHQ07267, LEXA_PRORE
Q15MZ2, LEXA_PSEA6B7UYS3, LEXA_PSEA8Q02PH1, LEXA_PSEAB
P37452, LEXA_PSEAEQ8KT78, LEXA_PSECLB8HG97, LEXA_PSECP
A8F429, LEXA_PSELTA6V389, LEXA_PSEP7P0A154, LEXA_PSEPU
A1SR67, LEXA_PSYINQ8XZU1, LEXA_RALN1B2UAG1, LEXA_RALPJ
B3PYQ7, LEXA_RHIE6Q2K8X2, LEXA_RHIECQ1MH39, LEXA_RHIJ3
Q98MD2, LEXA_RHILOB5ZN98, LEXA_RHILWQ92PW3, LEXA_RHIME
B9JEY4, LEXA_RHIR8A5VB97, LEXA_RHIWRP61613, LEXA_RHOCA
B6IST2, LEXA_RHOCSQ2IW99, LEXA_RHOP2Q07NH5, LEXA_RHOP5
P61614, LEXA_RHOPAQ215D1, LEXA_RHOPBQ136C2, LEXA_RHOPS
B3Q6P2, LEXA_RHOPTQ2RT47, LEXA_RHORTQ163X5, LEXA_ROSDO
A5UQF5, LEXA_ROSS1Q5LRH4, LEXA_RUEPOQ1GHJ8, LEXA_RUEST
B8I2Q1, LEXA_RUMCHQ21JT2, LEXA_SACD2B5F1Q6, LEXA_SALA4
A9MGP6, LEXA_SALARQ57GZ0, LEXA_SALCHB5FQR1, LEXA_SALDC
B5QZ62, LEXA_SALEPB5R7T6, LEXA_SALG2B4TDM0, LEXA_SALHS
B4T1T2, LEXA_SALNSQ5PL14, LEXA_SALPAA9N1L6, LEXA_SALPB
C0Q514, LEXA_SALPCB5BJW0, LEXA_SALPKB4TQQ5, LEXA_SALSV
P0A274, LEXA_SALTIP0A273, LEXA_SALTYA8GKB4, LEXA_SERP5
A1SBC7, LEXA_SHEAMB8ECL9, LEXA_SHEB2A3CYX7, LEXA_SHEB5
A6WU05, LEXA_SHEB8A9KUW8, LEXA_SHEB9Q12ID6, LEXA_SHEDO
Q089E2, LEXA_SHEFNB0TNT3, LEXA_SHEHHA3Q951, LEXA_SHELP
Q8E8Q8, LEXA_SHEONA8H9S0, LEXA_SHEPAA4YC04, LEXA_SHEPC
B8CUX0, LEXA_SHEPWA0L2D8, LEXA_SHESAA8FPP0, LEXA_SHESH
Q0HDL5, LEXA_SHESMQ0HPW6, LEXA_SHESRA1RE93, LEXA_SHESW
B1KM68, LEXA_SHEWMB2TX73, LEXA_SHIB3Q31TV1, LEXA_SHIBS
Q327V0, LEXA_SHIDSQ0SXR0, LEXA_SHIF8P0A7C5, LEXA_SHIFL
Q3YUU1, LEXA_SHISSQ5WG03, LEXA_SHOC1A6U971, LEXA_SINMW
Q2NR09, LEXA_SODGMA9F881, LEXA_SORC5Q1GUX2, LEXA_SPHAL
A7X1Z4, LEXA_STAA1Q2FH94, LEXA_STAA3Q2FYU1, LEXA_STAA8
Q2YXS8, LEXA_STAABQ9L4P1, LEXA_STAACA6QGP1, LEXA_STAAE
P65819, LEXA_STAAMP65820, LEXA_STAANQ6GH67, LEXA_STAAR
Q6G9L9, LEXA_STAASQ93SM0, LEXA_STAAWB9DP69, LEXA_STACT
Q5HPK2, LEXA_STAEQQ4L648, LEXA_STAHJQ49XD4, LEXA_STAS1
Q82KE0, LEXA_STRAWO86847, LEXA_STRCLO69979, LEXA_STRCO
B4SRA9, LEXA_STRM5Q67NM2, LEXA_SYMTHQ3A3S5, LEXA_SYNC1
A0LGS1, LEXA_SYNFMQ0AY82, LEXA_SYNWWC5BIH2, LEXA_TERTT
B7IDD1, LEXA_THEABQ47MY4, LEXA_THEFYA6LM87, LEXA_THEM4
O33927, LEXA_THEMAO86948, LEXA_THENEB9K9N0, LEXA_THENN
A5IN94, LEXA_THEP1B1L838, LEXA_THESQQ3SIT9, LEXA_THIDA
C4L7X7, LEXA_TOLATC5CKV7, LEXA_VARPSA1WSJ3, LEXA_VEREI
P0DOW5, LEXA_VERSIB7VM94, LEXA_VIBA3A7N0W6, LEXA_VIBC1
A5F4F6, LEXA_VIBC3Q9KVP9, LEXA_VIBCHC3LPT4, LEXA_VIBCM
Q87KN2, LEXA_VIBPAQ8DD47, LEXA_VIBVUQ7MQ85, LEXA_VIBVY
Q93MQ9, LEXA_XANCAP60512, LEXA_XANCIA7INJ8, LEXA_XANP2
B2I679, LEXA_XYLF2Q9PH24, LEXA_XYLFAB0U1K7, LEXA_XYLFM
Q87F45, LEXA_XYLFTA1JRT9, LEXA_YERE8A7FN96, LEXA_YERP3
Q1C0U1, LEXA_YERPAB2K1U7, LEXA_YERPBQ8ZJ16, LEXA_YERPE
A9R273, LEXA_YERPGQ1CE98, LEXA_YERPNA4TRU5, LEXA_YERPP
Q66FG7, LEXA_YERPSB1JNE3, LEXA_YERPYQ5NR31, LEXA_ZYMMO

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All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 3.4.21.-
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 3.4.-.-
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