ext-link-type

Type of External Link

Type of external link; may include a specific source (for example, “pdb”, “pir”), identifier type (for example, “doi”), or access method (for example, “ftp”, “uri”).

Attribute Values

In Elements

<ext-link>
<related-article>
<related-object>
ValueMeaning
Text, numbers, or special charactersThe type of link, for example, “ftp” or “uri”.
Restriction: This is an optional attribute; there is no default.

Suggested usage

If the external source is not in the list below, the type of link (DOI, AOI) or type of access (ftp, URI) should be named.

aoi

Astronomical object identifier

doi

Digital object identifier

ec

Enzyme nomenclature; see http://www.chem.qmw.ac.uk/iubmb/enzyme/

email

Email address

ftp

File transfer protocol

gen

GenBank identifier

genpept

Translated protein-encoding sequence database

highwire

HighWire press intrajournal

nlm-ta

NLM title abbreviation

pdb

Protein data bank; see http://www.rcsb.org/pdb/

pgr

Plant gene register; see http://www.ebi.ac.uk/~textman/pgr-htdocs/pgr/b

pir

Protein information resource; see http://pir.georgetown.edu

pirdb

Protein information resource; see http://pir.georgetown.edu

pmcid

PubMed Central identifier

pmid

PubMed identifier

sprot

Swiss-Prot.; see http://www.ebi.ac.uk/swissprot/

uri

Website or web service