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Table 2 Numeric abbreviations for plasmid replication origins in BioBrick vector nomenclature.

From: Engineering BioBrick vectors from BioBrick parts

Number

Replication origin

Copy number

Purpose

1

modified pMB1 derived from pUC19

500–700

Easy plasmid DNA purification

2

F and P1 lytic derived from pSCANS-1-BNL [67]

1–2 inducible to high copy

Inducible copy number

3

p15A derived from pMR101

10–12

Multi-plasmid engineered systems

4

rep101, repA derived from pSC101

5

Small cell to cell copy number variation

5

derived from F plasmid

1–2

Improved plasmid stability

6

pMB1 derived from pBR322

15–20

Multi-plasmid engineered systems

  1. BioBrick vector names take the form pSB#X#. The first number indicates the identity of the origin of replication. The number, corresponding replication origin, expected plasmid copy number and typical purpose of that origin are listed [38]. To expand the list to include additional replication origins, document additions at the Registry of Standard Biological Parts [66].