| ID: 2847669 | pseudo [Escherichia coli str. K-12 substr. MG1655] | NC_000913.3 (4574135..4576855) | b4486, ECK4334, b4343, b4344, mcrD, yjiU |
| ID: 949122 | 5-methylcytosine-specific restriction enzyme subunit McrB;McrBS [Escherichia coli str. K-12 substr. MG1655] | NC_000913.3 (4577958..4579337, complement) | b4346, ECK4336, rglB |
| ID: 948903 | DUF1127 domain-containing protein YjiS [Escherichia coli str. K-12 substr. MG1655] | NC_000913.3 (4571751..4571915) | b4341, ECK4332 |
| ID: 948880 | Type IV methyl-directed restriction enzyme EcoKMcrBC subunit [Escherichia coli str. K-12 substr. MG1655] | NC_000913.3 (4576912..4577958, complement) | b4345, ECK4335 |
| ID: 945056 | putative uncharacterized protein YjiT [Escherichia coli str. K-12 substr. MG1655] | NC_000913.3 (4572414..4573931) | b4342, ECK4333 |