Pfam 22.0 :: 3-alpha
Description of the 3-alpha family
3-HAO <-- --> 3-dmu-9_3-mt

3-alpha


Accession number: PF03475
3-alpha domain

This small triple helical domain has been predicted to assume a topology similar to helix-turn-helix domains. These domains are found at the C-terminus of proteins related to P32157.

Description

This small triple helical domain has been predicted to assume a topology similar to helix-turn-helix domains. These domains are found at the C-terminus of proteins related to .


Description text from InterPro entry IPR005163

Sequence information


Alignment

Seed (10)  Full (104)
Format:

Visualize domain structures

Seed (10)  Full (104)
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Species distribution

Tree depth:

Literature References

[1]
See figure 2.
MOSC domains: ancient, predicted sulfur-carrier domains, present in diverse metal--sulfur cluster biosynthesis proteins including Molybdenum cofactor sulfurases.
Anantharaman V, Aravind L;
FEMS Microbiol Lett 2002;207:55-61.

Database References

PFAMB
The following Pfam-B family may contain sequences that according to Prodom are members of this Pfam-A family.
PB071882
SCOP 1o67 (family)
INTERPRO IPR005163

HMMER build information

Pfam_ls [download HMM] Pfam_fs [download HMM]
Gathering cutoff 25.00 25.00 25.00 25.00
Trusted cutoff 26.20 26.20 25.10 25.10
Noise cutoff 24.60 24.60 24.80 24.80
Build method of HMM hmmbuild -F HMM_ls SEED
hmmcalibrate --seed 0 HMM_ls
 hmmbuild -f -F HMM_fs SEED
hmmcalibrate --seed 0 HMM_fs

Pfam specific information

Author of entryAravind L, Anantharaman V
Type definitionDomain
Source of seed membersAravind L, Anantharaman V