NCBI Help Desk

Send a message via the NCBI Helpdesk Web Form.

• Submit questions about NCBI and its programs and services
• Request technical support for our data or services

PubMed Customer Service

• Submit your question or request with the PubMed Help Desk Web Form

PubMed Central (PMC) Customer Service

• For help with the website, email the PMC Help Desk at [email protected]
• For help with submitting manuscripts, email the NIHMS Help Desk at [email protected]
• Publishers, consult these websites for inquiries about journals or books and monographs

BLAST [email protected]

• Submit technical questions on running or interperting BLAST sequence comparison searches

GenBank Help [email protected]

• Submit comments or questions about a sequence
• E-mail simple updates to submissions
• E-mail a completed sequence update prepared with Sequin

GenBank Submissions [email protected]

• E-mail completed Sequin submission files

Sequence Submission Help [email protected]

• Assistance with record annotation

Gene and Reference Sequences (RefSeq) Feedback

• Submit data suggestions, updates or corrections to the Gene and RefSeq Feedback Web Form