| Enzyme | PDB code | Source | Recognition sequence | Cut | Isoschizomers | 
| SacI [7] |  | Streptomyces achromogenes |  5' GAGCTC 
  3' CTCGAG  |  5' ---GAGCT   C--- 3' 
  3' ---C   TCGAG--- 5'  |  | 
| SacII |  | Streptomyces achromogenes |  5' CCGCGG 
  3' GGCGCC  |  5' ---CCGC   GG--- 3' 
  3' ---GG   CGCC--- 5'  | Cfr42I | 
| SacNI |  | Streptomyces achromogenes N-J-H |  5' GRGCYC 
  3' CYCGRG  |  5' ---GRGCY   C--- 3' 
  3' ---C   YCGRG--- 5'  |  | 
| SalI [7] |  | Streptomyces albus |  5' GTCGAC 
  3' CAGCTG  |  5' ---G   TCGAC--- 3' 
  3' ---CAGCT   G--- 5'  |  | 
| SalPI |  | Streptomyces albus |  5' CTGCAG 
  3' GACGTC  |  5' ---CTGCA   G--- 3' 
  3' ---G   ACGTC--- 5'  | ApiI, BspMAI, CstI, Ecl37kI, Ecl2zI, Psp23I, PstI, Srl5DI, YenI | 
| SanDI |  | Streptomyces sp. |  5' GGGWCCC 
  3' CCCWGGG  |  5' ---GG   GWCCC--- 3' 
  3' ---CCCWG   GG--- 5'  |  | 
| SapI |  | Saccharopolyspora sp. |  5' GCTCTTC 
  3' CGAGAAG  |  5' ---GCTCTTCN   NNN--- 3' 
  3' ---CGAGAAGNNNN   --- 5'  |  | 
| SarI |  | Streptomyces aureomonopodiales |  5' AGGCCT 
  3' TCCGGA  |  5' ---AGG   CCT--- 3' 
  3' ---TCC   GGA--- 5'  | AatI, AspMI, Eco147I, GdiI, PceI, Pme55I, Sru30DI, SseBI, SteI, StuI | 
| SatI |  | Staphylococcus arlettae RFL832 |  5' GCNGC 
  3' CGNCG  |  5' ---GC   NGC--- 3' 
  3' ---CGN   CG--- 5'  |  | 
| SauI |  | Streptomyces aureofaciens IKA 18/4 |  5' CCTNAGG 
  3' GGANTCC  |  5' ---CC   TNAGG--- 3' 
  3' ---GGANT   CC--- 5'  | AocI, BliHKI, BspR7I, CvnI, Lmu60I, OxaNI, SauI, SshAI | 
| Sau96I |  | Staphylococcus aureus PS96 |  5' GGNCC 
  3' CCNGG  |  5' ---G   GNCC--- 3' 
  3' ---CCNG   G--- 5'  | AsuI, Bal228I, Bce22I, BsiZI, BspF4I, Cfr13I, Nsp7121I, UnbI | 
| Sau3239I |  | Streptomyces aureofaciens |  5' CTCGAG 
  3' GAGCTC  |  5' ---C   TCGAG--- 3' 
  3' ---GAGCT   C--- 5'  | BspAAI, BstVI, MlaAI, PaeR7I, Sbi68I, Sfr274I, SlaI, XpaI | 
| Sau3AI | 2REU | Staphylococcus aureus 3A |  5' GATC 
  3' CTAG  |  5' ---   GATC--- 3' 
  3' ---CTAG   --- 5'  | Bce243I, Bsp143I, BspJI, BstMBI, CviAI, Kzo9I, NdeII, Sth368I | 
| SauBMKI |  | Streptomyces aureofaciens BM-K |  5' GCCGGC 
  3' CGGCCG  |  5' ---GCC   GGC--- 3' 
  3' ---CGG   CCG--- 5'  |  | 
| SauHPI |  | Streptomyces aureofaciens R8/26 |  5' GCCGGC 
  3' CGGCCG  |  5' ---GCC   GGC--- 3' 
  3' ---CGG   CCG--- 5'  |  | 
| SauLPI |  | Streptomyces aureofaciens B-96 |  5' GCCGGC 
  3' CGGCCG  |  5' ---GCC   GGC--- 3' 
  3' ---CGG   CCG--- 5'  |  | 
| SauLPII |  | Streptomyces aureofaciens B-96 |  5' CTCGAG 
  3' GAGCTC  |  5' ---C   TCGAG--- 3' 
  3' ---GAGCT   C--- 5'  | BspAAI, MavI, MlaAI, PaeR7I, Sbi68I, Sfr274I, SlaI, XpaI | 
| SauMI |  | Staphylococcus aureus M |  5' GATC 
  3' CTAG  |  5' ---   GATC--- 3' 
  3' ---CTAG   --- 5'  | BscFI, BspAI, BstKTI, ChaI, HacI, MkrAI, RalF40I, SsiAI | 
| SauNI |  | Streptomyces aureofaciens NMU |  5' GCCGGC 
  3' CGGCCG  |  5' ---GCC   GGC--- 3' 
  3' ---CGG   CCG--- 5'  |  | 
| SauSI |  | Streptomyces aureofaciens 16 |  5' GCCGGC 
  3' CGGCCG  |  5' ---GCC   GGC--- 3' 
  3' ---CGG   CCG--- 5'  |  | 
| SbfI |  | Streptomyces sp. BF-61 |  5' CCTGCAGG 
  3' GGACGTCC  |  5' ---CCTGCA   GG--- 3' 
  3' ---GG   ACGTCC--- 5'  |  | 
| Sbi68I |  | Streptomyces bikiniensis JAM68 |  5' CTCGAG 
  3' GAGCTC  |  5' ---C   TCGAG--- 3' 
  3' ---GAGCT   C--- 5'  | BspAAI, MavI, MlaAI, PaeR7I, Sbi68I, Sol10179I, StrI, XpaI | 
| Sbo13I |  | Shigella boydii 13 |  5' TCGCGA 
  3' AGCGCT  |  5' ---TCG   CGA--- 3' 
  3' ---AGC   GCT--- 5'  |  | 
| SbvI |  | Streptococcus bovis II/1 |  5' GGCC 
  3' CCGG  |  5' ---GG   CC--- 3' 
  3' ---CC   GG--- 5'  |  | 
| ScaI [7] |  | Streptomyces caespitosus |  5' AGTACT 
  3' TCATGA  |  5' ---AGT   ACT--- 3' 
  3' ---TCA   TGA--- 5'  | 
 | Acc113I, AssI, | BmcAI, Bpa34I, |  
 | DpaI, Eco255I, RflFII, ZrmI |  | 
| SceIII |  | Saccharomyces cerevisiae |  5' GCCGGC 
  3' CGGCCG  |  5' ---G   CCGGC--- 3' 
  3' ---CGGCC   G--- 5'  |  | 
| SchI |  | Staphylococcus cohnii Lki 19-320 |  5' GAGTC 
  3' CTCAG  |  5' ---GAGTCN4N   --- 3' 
  3' ---CTCAGN4N   --- 5'  |  | 
| SchZI |  | Streptomyces chusanensis ZS-2 |  5' CCGCGG 
  3' GGCGCC  |  5' ---CCGC   GG--- 3' 
  3' ---GG   CGCC--- 5'  |  | 
| SciI |  | Streptoverticillium cinnamoneum |  5' CTCGAG 
  3' GAGCTC  |  5' ---CTC   GAG--- 3' 
  3' ---GAG   CTC--- 5'  | BspAAI, BstVI, MlaAI, PaeR7I, SauLPII, SlaI, Sol10179I, XhoI | 
| SciNI |  | Spiroplasma citri ASP2 |  5' GCGC 
  3' CGCG  |  5' ---G   CGC--- 3' 
  3' ---CGC   G--- 5'  | BspLAI, BstHHI, CfoI, FnuDIII, HhaI, Hin6I, HinP1I, HsoI, HspAI | 
| ScrFI |  | Streptococcus cremoris F |  5' CCNGG 
  3' GGNCC  |  5' ---CC   NGG--- 3' 
  3' ---GGN   CC--- 5'  |  | 
| SdaI | 2IXS | Streptomyces diastaticus Ng7-324 |  5' CCTGCAGG 
  3' GGACGTCC  |  5' ---CCTGCA   GG--- 3' 
  3' ---GG   ACGTCC--- 5'  |  | 
| SdiI |  | Streptomyces diastaticus |  5' GGCCN5GGCC 
  3' CCGGN5CCGG  |  5' ---GGCCNNNN   NGGCC--- 3' 
  3' ---CCGGN   NNNNCCGG--- 5'  |  | 
| SduI |  | Streptococcus durans RFL3 |  5' GDGCHC 
  3' CHCGDG  |  5' ---GDGCH   C--- 3' 
  3' ---C   HCGDG--- 5'  | AocII, BmyI, BsoCI, Bsp1286I, BspLS2I, MhlI, NspII | 
| SecI |  | Synechocystis sp. 6701 |  5' CCNNGG 
  3' GGNNCC  |  5' ---C   CNNGG--- 3' 
  3' ---GGNNC   C--- 5'  |  | 
| SelI |  | Synechococcus elongatus |  5' CGCG 
  3' GCGC  |  5' ---   CGCG--- 3' 
  3' ---GCGC   --- 5'  | AccII, Bsh1236I, Bsp123I, Bsp50I, BstFNI, BstUI, BtkI, Csp68KVI | 
| SenPT16I |  | Salmonella enteritidis PT16 |  5' CGGCCG 
  3' GCCGGC  |  5' ---C   GGCCG--- 3' 
  3' ---GCCGG   C--- 5'  | AaaI, BseX3I, BstZI, EagI, EclXI, Eco52I, XmaIII | 
| SenPT14bI |  | Salmonella enteritidis PT14b |  5' CCGCGG 
  3' GGCGCC  |  5' ---CCGC   GG--- 3' 
  3' ---GG   CGCC--- 5'  |  | 
| SepI |  | Staphylococcus epidermidis |  5' ATGCAT 
  3' TACGTA  |  5' ---ATGCA   T--- 3' 
  3' ---T   ACGTA--- 5'  | BfrBI, Csp68KIII, Mph1103I, NsiI, PinBI, Ppu10I, SspD5II, Zsp2I | 
| SexAI |  | Streptomyces exfoliatus |  5' ACCWGGT 
  3' TGGWCCA  |  5' ---A   CCWGGT--- 3' 
  3' ---TGGWCC   A--- 5'  |  | 
| SexBI |  | Streptomyces exfoliatus |  5' CCGCGG 
  3' GGCGCC  |  5' ---CCGC   GG--- 3' 
  3' ---GG   CGCC--- 5'  |  | 
| SexCI |  | Streptomyces exfoliatus |  5' CCGCGG 
  3' GGCGCC  |  5' ---CCGC   GG--- 3' 
  3' ---GG   CGCC--- 5'  |  | 
| SfaI |  | Streptococcus faecalis zymogenes |  5' GGCC 
  3' CCGG  |  5' ---GG   CC--- 3' 
  3' ---CC   GG--- 5'  |  | 
| SfaNI |  | Streptococcus faecalis ND547 |  5' GCATC 
  3' CGTAG  |  5' ---GCATCN4N   NNNN--- 3' 
  3' ---CGTAGN4NNNNN   --- 5'  |  | 
| SfcI |  | Streptococcus faecium |  5' CTRYAG 
  3' GAYRTC  |  5' ---C   TRYAG--- 3' 
  3' ---GAYRT   C--- 5'  |  | 
| SfeI |  | Streptococcus faecalis |  5' CTRYAG 
  3' GAYRTC  |  5' ---C   TRYAG--- 3' 
  3' ---GAYRT   C--- 5'  |  | 
| SfiI | 2F03 | Streptomyces fimbriatus |  5' GGCCN5GGCC 
  3' CCGGN5CCGG  |  5' ---GGCCNNNN   NGGCC--- 3' 
  3' ---CCGGN   NNNNCCGG--- 5'  |  | 
| SflI |  | Streptoverticillium flavopersicum |  5' CTGCAG 
  3' GACGTC  |  5' ---CTGCA   G--- 3' 
  3' ---G   ACGTC--- 5'  | ApiI, BspMAI, BsuBI, CfrA4I, Psp23I, PstI, Sag23I, Srl5DI, YenI | 
| SfoI |  | Serratia fonticola |  5' GGCGCC 
  3' CCGCGG  |  5' ---GGC   GCC--- 3' 
  3' ---CCG   CGG--- 5'  |  | 
| Sfr274I |  | Streptomyces fradiae 274 |  5' CTCGAG 
  3' GAGCTC  |  5' ---C   TCGAG--- 3' 
  3' ---GAGCT   C--- 5'  | AbrI, BluI, BssHI, MavI, Sau3239I, Sol10179I, StrI, TliI | 
| Sfr303I |  | Streptomyces fradiae 303 |  5' CCGCGG 
  3' GGCGCC  |  5' ---CCGC   GG--- 3' 
  3' ---GG   CGCC--- 5'  |  | 
| SfuI |  | Streptomyces fulvissimus |  5' TTCGAA 
  3' AAGCTT  |  5' ---TT   CGAA--- 3' 
  3' ---AAGC   TT--- 5'  | AsuII, BimI, Bsp119I, CbiI, Csp68KII, PlaII, Ssp1I, SviI | 
| SgfI |  | Streptomyces griseoruber |  5' GCGATCGC 
  3' CGCTAGCG  |  5' ---GCGAT   CGC--- 3' 
  3' ---CGC   TAGCG--- 5'  |  | 
| SgrAI | 3DPG 3N7B 3N78 3MGY 3MG6 | Streptomyces griseus |  5' CRCCGGYG 
  3' GYGGCCRC  |  5' ---CR   CCGGYG--- 3' 
  3' ---GYGGCC   RC--- 5'  |  | 
| SgrBI |  | Streptomyces griseus |  5' CCGCGG 
  3' GGCGCC  |  5' ---CCGC   GG--- 3' 
  3' ---GG   CGCC--- 5'  |  | 
| SimI |  | Staphylococcus intermedius 6H |  5' GGGTC 
  3' CCCAG  |  5' ---GG   GTC--- 3' 
  3' ---CCCAG   --- 5'  |  | 
| SinI |  | Salmonella infantis |  5' GGWCC 
  3' CCWGG  |  5' ---G   GWCC--- 3' 
  3' ---CCWG   G--- 5'  | Bme216I, CauI, EagMI, FdiI, HgiBI, HgiHIII, Psp03I, VpaK11BI | 
| SlaI |  | Streptomyces lavendulae |  5' CTCGAG 
  3' GAGCTC  |  5' ---C   TCGAG--- 3' 
  3' ---GAGCT   C--- 5'  | AbrI, BluI, BssHI, MavI, Sau3239I, Sfr274I, TliI, XhoI | 
| SleI |  | Synechococcus leopoliensis |  5' CCWGG 
  3' GGWCC  |  5' ---   CCWGG--- 3' 
  3' ---GGWCC   --- 5'  | AeuI, AglI, ApaORI, BspNI, Bst2I, EcoRII, SniI, SslI, SspAI, ZanI | 
| Slu1777I |  | Streptomyces lusitanus 1777 |  5' GCCGGC 
  3' CGGCCG  |  5' ---GCC   GGC--- 3' 
  3' ---CGG   CCG--- 5'  |  | 
| SmaI |  | Serratia marcescens Sb |  5' CCCGGG 
  3' GGGCCC  |  5' ---CCC   GGG--- 3' 
  3' ---GGG   CCC--- 5'  | AhyI, CfrJ4I, EaeAI, EclRI, Pac25I, PspAI, TspMI, XcyI, XmaI, XmaCI | 
| SmiI |  | Streptococcus milleri S |  5' ATTTAAAT 
  3' TAAATTTA  |  5' ---ATTT   AAAT--- 3' 
  3' ---TAAA   TTTA--- 5'  |  | 
| SmiMI |  | Sphingobacterium mizutae M |  5' CAYN4RTG 
  3' GTRN4YAC  |  5' ---CAYNN   NNRTG--- 3' 
  3' ---GTRNN   NNYAC--- 5'  |  | 
| SmlI |  | Stenotrophomonas maltophilia |  5' CTYRAG 
  3' GARYTC  |  5' ---C   TYRAG--- 3' 
  3' ---GARYT   C--- 5'  |  | 
| SmuI |  | Sphingobacterium multivorum RFL21 |  5' CCCGC 
  3' GGGCG  |  5' ---CCCGCNNNN   NN--- 3' 
  3' ---GGGCGNNNNNN   --- 5'  |  | 
| SmuEI |  | Streptococcus mutans E |  5' GGWCC 
  3' CCWGG  |  5' ---G   GWCC--- 3' 
  3' ---CCWG   G--- 5'  | Bme216I, CauI, EagMI, FdiI, HgiBI, HgiHIII, Psp03I, VpaK11BI | 
| SnaBI |  | Sphaerotilus natans |  5' TACGTA 
  3' ATGCAT  |  5' ---TAC   GTA--- 3' 
  3' ---ATG   CAT--- 5'  |  | 
| SniI |  | Streptomyces niveus |  5' CCWGG 
  3' GGWCC  |  5' ---CC   WGG--- 3' 
  3' ---GGW   CC--- 5'  | ApaORI, BseBI, BshGI, BstNI, BstOI, Bst2UI, BthEI, MvaI, SspAI | 
| SnoI |  | Streptomyces novocastria |  5' GTGCAC 
  3' CACGTG  |  5' ---G   TGCAC--- 3' 
  3' ---CACGT   G--- 5'  | Alw44I, ApaLI, VneI | 
| SolI |  | Streptoverticillium olivoverticillatum |  5' GGATCC 
  3' CCTAGG  |  5' ---G   GATCC--- 3' 
  3' ---CCTAG   G--- 5'  | AccEBI, AliI, ApaCI, BamHI, Bce751I, CelI, OkrAI, SolI, SurI | 
| Sol10179I |  | Streptomyces olivochromogenes ST10179 |  5' CTCGAG 
  3' GAGCTC  |  5' ---C   TCGAG--- 3' 
  3' ---GAGCT   C--- 5'  | BspAAI, MavI, MlaAI, PaeR7I, Sbi68I, Sol10179I, StrI, XpaI | 
| SpaHI |  | Synechococus parietina |  5' GCATGC 
  3' CGTACG  |  5' ---GCATG   C--- 3' 
  3' ---C   GTACG--- 5'  |  | 
| SpeI |  | Sphaerotilus natans |  5' ACTAGT 
  3' TGATCA  |  5' ---A   CTAGT--- 3' 
  3' ---TGATC   A--- 5'  | AhII, AclNI, BcuI | 
| SphI [7] |  | Streptomyces phaeochromogenes |  5' GCATGC 
  3' CGTACG  |  5' ---GCATG   C--- 3' 
  3' ---C   GTACG--- 5'  |  | 
| SplI |  | Spirulina platensis |  5' CGTACG 
  3' GCATGC  |  5' ---C   GTACG--- 3' 
  3' ---GCATG   C--- 5'  |  | 
| SpmI |  | Sphingobacterium multivorum RFL21 |  5' ATCGAT 
  3' TAGCTA  |  5' ---AT   CGAT--- 3' 
  3' ---TAGC   TA--- 5'  | BanIII, BbvAII, BdiI, BscI, Bsa29I, BspJI, ClaI, LcaI, PgaI, Ssp27144I | 
| SpoI |  | Salmonella potsdam |  5' TCGCGA 
  3' AGCGCT  |  5' ---TCG   CGA--- 3' 
  3' ---AGC   GCT--- 5'  |  | 
| SpuI |  | Streptomyces pulveraceus |  5' CCGCGG 
  3' GGCGCC  |  5' ---CCGC   GG--- 3' 
  3' ---GG   CGCC--- 5'  |  | 
| SrfI |  | Streptomyces sp. |  5' GCCCGGGC 
  3' CGGGCCCG  |  5' ---GCCC   GGGC--- 3' 
  3' ---CGGG   CCCG--- 5'  |  | 
| SrlI |  | Selenomonas ruminantium lactilytica 84 |  5' GCCGGC 
  3' CGGCCG  |  5' ---G   CCGGC--- 3' 
  3' ---CGGCC   G--- 5'  |  | 
| Srl5DI |  | Selenomonas ruminantium 5 |  5' CTGCAG 
  3' GACGTC  |  5' ---CTGCA   G--- 3' 
  3' ---G   ACGTC--- 5'  | AliAJI, Asp713I, BspMAI, BsuBI, CfrA4I, Pfl21I, PstI, SflI, Srl5DI | 
| Srl32DII |  | Selenomonas ruminantium 32 |  5' GAATTC 
  3' CTTAAG  |  5' ---G   AATTC--- 3' 
  3' ---CTTAA   G--- 5'  |  | 
| Srl55DI |  | Selenomonas ruminantium lactilytica 55 |  5' GAATTC 
  3' CTTAAG  |  5' ---G   AATTC--- 3' 
  3' ---CTTAA   G--- 5'  |  | 
| Srl56DI |  | Selenomonas ruminantium 56 |  5' CTRYAG 
  3' GAYRTC  |  5' ---C   TRYAG--- 3' 
  3' ---GAYRT   C--- 5'  |  | 
| SruI |  | Selenomonas ruminantium 18D |  5' TTTAAA 
  3' AAATTT  |  5' ---TTT   AAA--- 3' 
  3' ---AAA   TTT--- 5'  | AhaIII, DraI, PauAII | 
| Sru4DI |  | Selenomonas ruminantium |  5' ATTAAT 
  3' TAATTA  |  5' ---AT   TAAT--- 3' 
  3' ---TAAT   TA--- 5'  | AseI, AsnI, BpoAI, PshBI, VspI | 
| Sru30DI |  | Selenomonas ruminantium 30 |  5' AGGCCT 
  3' TCCGGA  |  5' ---AGG   CCT--- 3' 
  3' ---TCC   GGA--- 5'  | AatI, AspMI, Eco147I, GdiI, PceI, Pme55I, SarI, SseBI, SteI, StuI | 
| SsbI |  | Streptomyces scabies |  5' AAGCTT 
  3' TTCGAA  |  5' ---A   AGCTT--- 3' 
  3' ---TTCGA   A--- 5'  |  | 
| SscL1I |  | Staphylococcus sp. L1 |  5' GANTC 
  3' CTNAG  |  5' ---G   ANTC--- 3' 
  3' ---CTNA   G--- 5'  |  | 
| Sse9I |  | Sporosarcina sp. 9 |  5' AATT 
  3' TTAA  |  5' ---   AATT--- 3' 
  3' ---TTAA   --- 5'  |  | 
| Sse232I |  | Streptomyces sp. RH232 |  5' CGCCGGCG 
  3' GCGGCCGC  |  5' ---CG   CCGGCG--- 3' 
  3' ---GCGGCC   GC--- 5'  |  | 
| Sse1825I |  | Streptomyces sp. |  5' GGGWCCC 
  3' CCCWGGG  |  5' ---GG   GWCCC--- 3' 
  3' ---CCCWG   GG--- 5'  |  | 
| Sse8387I |  | Streptomyces sp. 8387 |  5' CCTGCAGG 
  3' GGACGTCC  |  5' ---CCTGCA   GG--- 3' 
  3' ---GG   ACGTCC--- 5'  |  | 
| Sse8647I |  | Streptomyces sp. |  5' AGGWCCT 
  3' TCCWGGA  |  5' ---AG   GWCCT--- 3' 
  3' ---TCCWG   GA--- 5'  |  | 
| SseAI |  | Streptomyces sp. |  5' GGCGCC 
  3' CCGCGG  |  5' ---GG   CGCC--- 3' 
  3' ---CCGC   GG--- 5'  |  | 
| SseBI |  | Streptomyces sp. |  5' AGGCCT 
  3' TCCGGA  |  5' ---AGG   CCT--- 3' 
  3' ---TCC   GGA--- 5'  | AatI, AspMI, Eco147I, GdiI, PceI, Pme55I, SarI, Sru30DI, SteI, StuI | 
| SshAI |  | Salmonella shikmonah |  5' CCTNAGG 
  3' GGANTCC  |  5' ---CC   TNAGG--- 3' 
  3' ---GGANT   CC--- 5'  | AocI, BliHKI, BspR7I, CvnI, Lmu60I, OxaNI, SauI, SshAI | 
| SsiI |  | Staphylococcus sciuri RFL1 |  5' CCGC 
  3' GGCG  |  5' ---C   CGC--- 3' 
  3' ---GGC   G--- 5'  | AciI | 
| SsiAI |  | Staphylococcus sp. A |  5' GATC 
  3' CTAG  |  5' ---   GATC--- 3' 
  3' ---CTAG   --- 5'  | BscFI, BspAI, BstKTI, CpfI, HacI, MkrAI, RalF40I, SauMI | 
| SsiBI |  | Staphylococcus sp. B |  5' GATC 
  3' CTAG  |  5' ---   GATC--- 3' 
  3' ---CTAG   --- 5'  | BscFI, BspFI, BstKTI, CpfI, HacI, MkrAI, RalF40I, SauMI | 
| SslI |  | Streptococcus salivarius thermophilus |  5' CCWGG 
  3' GGWCC  |  5' ---CC   WGG--- 3' 
  3' ---GGW   CC--- 5'  | ApaORI, BseBI, BshGI, BstNI, BstOI, Bst2UI, BthEI, EcoRII, MvaI | 
| SsoI |  | Shigella sonnei 47 |  5' GAATTC 
  3' CTTAAG  |  5' ---G   AATTC--- 3' 
  3' ---CTTAA   G--- 5'  |  | 
| SsoII |  | Shigella sonnei 47 |  5' CCNGG 
  3' GGNCC  |  5' ---   CCNGG--- 3' 
  3' ---GGNCC   --- 5'  |  | 
| SspI |  | Sphaerotilus sp. |  5' AATATT 
  3' TTATAA  |  5' ---AAT   ATT--- 3' 
  3' ---TTA   TAA--- 5'  |  | 
| Ssp1I |  | Streptomyces sp. RFL1 |  5' TTCGAA 
  3' AAGCTT  |  5' ---TT   CGAA--- 3' 
  3' ---AAGC   TT--- 5'  | AsuII, BimI, Bsp119I, CbiI, MlaI, PlaII, SfuI, SspRFI, SviI | 
| Ssp4800I |  | Streptomyces sp. BMTU 4800 |  5' TGTACA 
  3' ACATGT  |  5' ---T   GTACA--- 3' 
  3' ---ACATG   T--- 5'  | 
 | AauI, | BsmRI, | Bsp1407I, |  
 | BsrGI, BstAUI, SspBI |  | 
| Ssp5230I |  | Streptomyces sp. 5230 |  5' GACGTC 
  3' CTGCAG  |  5' ---GACGT   C--- 3' 
  3' ---C   TGCAG--- 5'  | AatII, ZraI | 
| Ssp27144I |  | Synechococcus sp. |  5' ATCGAT 
  3' TAGCTA  |  5' ---AT   CGAT--- 3' 
  3' ---TAGC   TA--- 5'  | BanIII, BavCI, BbvAII, BscI, BspJI, BspOVII, BstNZ169I, ClaI, LcaI | 
| SspAI |  | Synechococcus sp. |  5' CCWGG 
  3' GGWCC  |  5' ---   CCWGG--- 3' 
  3' ---GGWCC   --- 5'  | AeuI, AorI, Bse17I, BspNI, Bst2I, EcoRII, SniI, SslI, SspAI, ZanI | 
| SspBI |  | Streptomyces sp. |  5' TGTACA 
  3' ACATGT  |  5' ---T   GTACA--- 3' 
  3' ---ACATG   T--- 5'  | 
 | AauI, | BsmRI, | Bsp1407I, |  
 | BsrGI, BstAUI, Ssp4800I |  | 
| SspCI |  | Streptomyces sp. |  5' GCCGGC 
  3' CGGCCG  |  5' ---GCC   GGC--- 3' 
  3' ---CGG   CCG--- 5'  |  | 
| SspD5I |  | Staphylococcus sp. D5 |  5' GGTGA 
  3' CCACT  |  5' ---GGTGAN7N   --- 3' 
  3' ---CCACTN7N   --- 5'  | AsuHPI, HphI | 
| SspD5II |  | Staphylococcus sp. D5 |  5' ATGCAT 
  3' TACGTA  |  5' ---ATGCA   T--- 3' 
  3' ---T   ACGTA--- 5'  | Csp68KIII, EcoT22I, Mph1103I, NsiI, PinBI, Ppu10I, SepI, Zsp2I | 
| SspRFI |  | Synechococcus sp. RF-1 |  5' TTCGAA 
  3' AAGCTT  |  5' ---TT   CGAA--- 3' 
  3' ---AAGC   TT--- 5'  | AsuII, BimI, Bsp119I, CbiI, MlaI, PpaAI, SfuI, Ssp1I, SviI | 
| SsrI |  | Staphylococcus saprophyticus B6 |  5' GTTAAC 
  3' CAATTG  |  5' ---GTT   AAC--- 3' 
  3' ---CAA   TTG--- 5'  |  | 
| SstI |  | Streptomyces stanford |  5' GAGCTC 
  3' CTCGAG  |  5' ---GAGCT   C--- 3' 
  3' ---C   TCGAG--- 5'  |  | 
| SstII |  | Streptomyces stanford |  5' CCGCGG 
  3' GGCGCC  |  5' ---CCGC   GG--- 3' 
  3' ---GG   CGCC--- 5'  |  | 
| Sst12I |  | Streptomyces sp. ST-12 |  5' CTGCAG 
  3' GACGTC  |  5' ---CTGCA   G--- 3' 
  3' ---G   ACGTC--- 5'  | Asp713I, BloHII, BspMAI, BsuBI, CfuII, Psp23I, PstI, SflI, Srl5DI | 
| SteI |  | Streptomyces tendae |  5' AGGCCT 
  3' TCCGGA  |  5' ---AGG   CCT--- 3' 
  3' ---TCC   GGA--- 5'  | AatI, AspMI, Eco147I, GdiI, PceI, Pme55I, SarI, Sru30DI, SseBI, StuI | 
| SthI |  | Salmonella thompson YY356 |  5' GGTACC 
  3' CCATGG  |  5' ---G   GTACC--- 3' 
  3' ---CCATG   G--- 5'  | Acc65I, AhaB8I, Asp718I, KpnI, | 
| Sth117I |  | Streptococcus thermophilus ST117 |  5' CCWGG 
  3' GGWCC  |  5' ---CC   WGG--- 3' 
  3' ---GGW   CC--- 5'  | ApaORI, BseBI, BsiLI, BstNI, BstOI, Bst2UI, EcoRII, MvaI, SspAI | 
| Sth132I |  | Streptococcus thermophilus |  5' CCCG 
  3' GGGC  |  5' ---CCCGNNNN   NNNN--- 3' 
  3' ---GGGCNNNNNNNN   --- 5'  |  | 
| Sth134I |  | Streptococcus thermophilus 134 |  5' CCGG 
  3' GGCC  |  5' ---C   CGG--- 3' 
  3' ---GGC   C--- 5'  |  | 
| Sth368I |  | Streptococcus thermophilus CNRZ368 |  5' GATC 
  3' CTAG  |  5' ---   GATC--- 3' 
  3' ---CTAG   --- 5'  | BscFI, BspFI, BstKTI, CpfI, HacI, MkrAI, RalF40I, SauMI | 
| StrI |  | Streptomyces thermodiastaticus |  5' CTCGAG 
  3' GAGCTC  |  5' ---C   TCGAG--- 3' 
  3' ---GAGCT   C--- 5'  | AbrI, BluI, BssHI, MavI, Sau3239I, Sfr274I, TliI, XhoI | 
| StsI |  | Streptococcus sanguis 54 |  5' GGATG 
  3' CCTAC  |  5' ---GGATGN8NN   NNNN--- 3' 
  3' ---CCTACN8NNNNNN   --- 5'  |  | 
| StuI [8] |  | Streptomyces tubercidicus |  5' AGGCCT 
  3' TCCGGA  |  5' ---AGG   CCT--- 3' 
  3' ---TCC   GGA--- 5'  | AatI, AspMI, Eco147I, GdiI, PceI, SarI, Sru30DI, SseBI, SteI | 
| StyI |  | Salmonella typhi |  5' CCWWGG 
  3' GGWWCC  |  5' ---C   CWWGG--- 3' 
  3' ---GGWWC   C--- 5'  |  | 
| StyD4I |  | Salmonella typhi D4 |  5' CCNGG 
  3' GGNCC  |  5' ---   CCNGG--- 3' 
  3' ---GGNCC   --- 5'  |  | 
| SuaI |  | Sulfolobus acidocaldarius |  5' GGCC 
  3' CCGG  |  5' ---GG   CC--- 3' 
  3' ---CC   GG--- 5'  |  | 
| SuiI |  | Sulfolobus islandicus REN2HI |  5' GCWGC 
  3' CGWCG  |  5' ---G   CWGC--- 3' 
  3' --- CGWC   G--- 5'  | AceI, ApeKI, Taq52I, TseI | 
| SunI |  | Synechococcus uniformis |  5' CGTACG 
  3' GCATGC  |  5' ---C   GTACG--- 3' 
  3' ---GCATG   C--- 5'  |  | 
| SurI |  | Sporosarcina ureae 2 |  5' GGATCC 
  3' CCTAGG  |  5' ---G   GATCC--- 3' 
  3' ---CCTAG   G--- 5'  | AccEBI, AliI, ApaCI, AsiI, BamHI, Bce751I, OkrAI, RspLKII, SolI | 
| SviI |  | Streptomyces violochromogenes |  5' TTCGAA 
  3' AAGCTT  |  5' ---TT   CGAA--- 3' 
  3' ---AAGC   TT--- 5'  | AsuII, Bpu14I, Bsp119I, CbiI, MlaI, PpaAI, SfuI, Ssp1I | 
| SwaI |  | Staphylococcus warneri |  5' ATTTAAAT 
  3' TAAATTTA  |  5' ---ATTT   AAAT--- 3' 
  3' ---TAAA   TTTA--- 5'  |  |