| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species | 
| P08368 | Transcriptional regulatory protein CreB; | creB; yjjE; b4398 JW4361; | NP_418815.1;YP_492528.1; | 229 | escherichia-coli | 
| P08401 | Sensor protein CreC; EC 2.7.13.3; | creC; phoM; b4399 JW4362; | NP_418816.1;YP_492529.1; | 474 | escherichia-coli | 
| P08369 | Inner membrane protein CreD; | creD; cet; b4400 JW4363; | NP_418817.1;YP_492530.1; | 450 | escherichia-coli | 
| P0DM85 | Clamp-binding protein CrfC; Clamp-binding sister replication fork colocalization protein; | crfC; yjdA; b4109 JW4070; | NP_418533.1;YP_492252.1; | 742 | escherichia-coli | 
| P24251 | Sigma factor-binding protein Crl; Curlin genes transcriptional activatory protein; | crl; b0240 JW0230; | YP_488535.1; | 133 | escherichia-coli | 
| P75975 | Putative lambdoid prophage e14 transcriptional regulatory protein; | croE; ymfT; b1146 JW5169; | NP_415664.2;YP_489414.1; | 66 | escherichia-coli | 
| P0ACJ8 | cAMP-activated global transcriptional regulator CRP; Catabolite activator protein; CAP; Catabolite gene activator; cAMP receptor protein; CRP; cAMP regulatory protein; | crp; cap csm; b3357 JW5702; | NP_417816.1;YP_492074.1; | 210 | escherichia-coli | 
| Q46925 | Cysteine desulfurase CsdA; EC 2.8.1.7; Cysteine sulfinate desulfinase; CSD; EC 4.4.1.-; Selenocysteine lyase; EC 4.4.1.16; | csdA; ygdJ; b2810 JW2781; | NP_417290.1;YP_491018.1; | 401 | escherichia-coli | 
| P0AGF2 | Sulfur acceptor protein CsdE; | csdE; ygdK; b2811 JW2782; | NP_417291.1;YP_491019.1; | 147 | escherichia-coli | 
| Q46901 | CRISPR system Cascade subunit CasA; CRISPR type I-E/Ecoli-associated protein CasA/Cse1; CRISPR-associated protein CasA/Cse1; | casA; cse1 ygcL; b2760 JW2730; | NP_417240.1;YP_490969.1; | 502 | escherichia-coli | 
| P76632 | CRISPR system Cascade subunit CasB; | casB; cse2 ygcK; b2759 JW2729; | NP_417239.1;YP_490968.1; | 160 | escherichia-coli | 
| P28307 | Major curlin subunit; | csgA; b1042 JW1025; | NP_415560.1;YP_489309.1; | 151 | escherichia-coli | 
| P52107 | Curli assembly protein CsgC; | csgC; b1043 JW1026; | NP_415561.1;YP_489310.1; | 110 | escherichia-coli | 
| P52106 | CsgBAC operon transcriptional regulatory protein; | csgD; b1040 JW1023; | NP_415558.1;YP_489307.1; | 216 | escherichia-coli | 
| P0AEA2 | Curli production assembly/transport component CsgG; | csgG; b1037 JW1020; | NP_415555.1;YP_489304.1; | 277 | escherichia-coli | 
| P0ABK7 | Minor curlin subunit; | csgB; b1041 JW1024; | NP_415559.1;YP_489308.1; | 151 | escherichia-coli | 
| P0AE95 | Curli production assembly/transport component CsgE; | csgE; b1039 JW1022; | NP_415557.1;YP_489306.1; | 129 | escherichia-coli | 
| P0AE98 | Curli production assembly/transport component CsgF; | csgF; b1038 JW1021; | NP_415556.1;YP_489305.1; | 138 | escherichia-coli | 
| P54901 | Stationary phase-inducible protein CsiE; | csiE; b2535 JW5878; | NP_417030.2;YP_490763.1; | 426 | escherichia-coli | 
| P76621 | Protein CsiD; | csiD; gab ygaT; b2659 JW5427; | NP_417145.4;YP_490874.1; | 325 | escherichia-coli | 
