Examples of accession number formats
See some examples of accession numbers and how their formats may be constructed.
Example 1
Accession number
2011.1
Segments
| Segment | Segment type | Pattern | Ranges | Meaning |
|---|---|---|---|---|
| 2011 | Year | 0N+4Z | No | Start every accession number with a year. |
| 1 | Sequence | 0N | No | Allow any number from 1 to 10,000 |
Delimiter
The delimiter is a full stop:
.
Example 2
Accession number
L2014.1
Segments
| Segment | Segment type | Pattern | Required | Ranges | Meaning |
|---|---|---|---|---|---|
| L | Prefix | 'L' | Yes | No | Start every accession number with the letter L. |
| 2014 | Year | 0N+4Z | Yes | No | Next, enter the year in a four-digit format. |
| 1 | Sequence | 0N | Yes | No | Next, enter any number from 1 to 10,000. |
Delimiter
The delimiter is a full stop:
.
Example 3
Accession number
VM235/689
Segments
| Segment | Segment type | Pattern | Required | Ranges | Meaning |
|---|---|---|---|---|---|
| VM | Prefix | 'VM' | Yes | No | Start every accession number with the letters VM. |
| 2014 | Year | 0N | Yes | No | Next, enter the year in a four-digit format. |
| 1 | Sequence | 0N | Yes | No | Next, enter any number from 1 to 10,000. The Sequence segment allows up to 9 characters by default. |
Delimiter
The delimiter is a forward slash:
/
Example 4
Accession numbers
P456.23.a-d
T256.3.a-t
E12.69.c
Segments
| Segment | Segment type | Pattern | Required | Ranges | Meaning |
|---|---|---|---|---|---|
|
P T E |
Prefix | 'P';'T';'E' | Yes | No | Start every accession number with the letter P, T, or E. |
|
456 256 12 |
Sequence | 0N | Yes | No | Next, enter any number from 1 to 10,000. |
|
23 3 69 |
Subsequence | 0N+4Z | Yes | No | Next, enter any number from 1 to 1,000 |
|
a-d a-t c |
Alpha | 0A+4Z | No | Yes | Next, optionally enter any letter, up to four letters. This segment is optional and allows ranges. |
Delimiter
The segment delimiter is a full stop:
.
The range delimiter is a hyphen:
-
