This term is obsolete.

GO:0031672 JSON

A band

Cellular Component

Definition (GO:0031672 GONUTS page)

The dark-staining region of a sarcomere, in which myosin thick filaments are present; the center is traversed by the paler H zone, which in turn contains the M line.

26,092 annotations

Synonyms

Synonyms are alternative words or phrases closely related in meaning to the term name, with indication of the relationship between the name and synonym given by the synonym scope.

Synonym Type
transverse disc exact
A disc exact
anisotropic disc exact
Q disc exact

Ancestor Chart

Ancestor chart for GO:0031672
Chart options
Ancestor chart

Child Terms

This table lists all terms that are direct descendants (child terms) of GO:0031672

Child Term Relationship to
GO:0031672
M band
part_of
H zone
part_of
C zone
part_of

Taxon Constraints

The use of this term should conform to the following taxon constraints:

Ancestor GO ID Ancestor GO Term Name Relationship Taxon ID Taxon Reference(s)
GO:0031672 A band Only in Taxon 6072 Eumetazoa

More information on taxon constraints in GO is available here

Annotation Blacklist

This list aims to correct incorrect annotations to UniProtKB accessions inferred from electronic annotation (IEA) methods that are supplied by the UniProt-GOA project to the GO Consortium:

Category Entity Type Entity ID Taxon ID Entity Name Ancestor GO ID Reason Rule/Method ID
NOT-qualified manual protein A0A096MJ18 10116 A0A096MJ18_RAT GO:0005737 1 NOT-qualified manual annotation exists with evidence code ECO:0000266 from this reference: GO_REF:0000096
NOT-qualified manual protein A0A096MK97 10116 A0A096MK97_RAT GO:0005737 1 NOT-qualified manual annotation exists with evidence code ECO:0000266 from this reference: GO_REF:0000096
NOT-qualified manual protein A0A0D1E8X3 237631 A0A0D1E8X3_USTMA GO:0005737 1 NOT-qualified manual annotation exists with evidence code ECO:0000318 from this reference: GO_REF:0000033
NOT-qualified manual protein A0A0G2JZ79 10116 SIR1_RAT GO:0005737 1 NOT-qualified manual annotation exists with evidence code ECO:0000266 from this reference: GO_REF:0000096
NOT-qualified manual protein A0A1L8G9S0 8355 A0A1L8G9S0_XENLA GO:0005737 1 NOT-qualified manual annotation exists with evidence code ECO:0000318 from this reference: GO_REF:0000033
NOT-qualified manual protein A0A1S4L3K3 6945 A0A1S4L3K3_IXOSC GO:0005737 1 NOT-qualified manual annotation exists with evidence code ECO:0000318 from this reference: GO_REF:0000033
NOT-qualified manual protein A0A1W2Q633 10116 A0A1W2Q633_RAT GO:0005737 1 NOT-qualified manual annotation exists with evidence code ECO:0000266 from this reference: GO_REF:0000096
NOT-qualified manual protein A0A2K5ATM2 6239 A0A2K5ATM2_CAEEL GO:0005737 1 NOT-qualified manual annotation exists with evidence code ECO:0000318 from this reference: GO_REF:0000033
NOT-qualified manual protein A0A2K5ATM9 6239 A0A2K5ATM9_CAEEL GO:0005737 1 NOT-qualified manual annotation exists with evidence code ECO:0000318 from this reference: GO_REF:0000033
NOT-qualified manual protein A0A2K5ATP6 6239 A0A2K5ATP6_CAEEL GO:0005737 1 NOT-qualified manual annotation exists with evidence code ECO:0000318 from this reference: GO_REF:0000033

Cross-references

Database ID Description
UniProtKB-SubCell SL-0476 A band
Wikipedia Sarcomere#bands

Co-occurring Terms

These tables show the number of times the term listed in the table has been co-annotated.

No co-occurrence statistics for GO:0031672 based on ALL annotations
The top 100 of 616 co-occurring terms
Co-occurring Term PR S% #Together #Compared
A band
28,508.16 100.00 6,838 6,838
phosphatase regulator activity
11,916.65 28.58 3,245 7,763
I band
5,205.09 8.35 912 4,995
enzyme inhibitor activity
2,200.76 7.11 3,247 42,061
Z disc
1,836.12 6.25 4,602 71,452
skeletal muscle fiber development
2,724.28 5.21 704 7,367
muscle organ development
1,570.79 4.43 1,256 22,795
cardiac muscle contraction
1,617.53 3.92 767 13,518
negative regulation of proteasomal ubiquitin-dependent protein catabolic process
1,971.81 3.85 546 7,894
actin monomer binding
1,246.26 3.39 896 20,496
Totals 40291 2112845
No co-occurrence statistics for GO:0031672 based on MANUAL annotations
The top 100 of 443 co-occurring terms
Co-occurring Term PR S% #Together #Compared
A band
8,124.52 100.00 159 159
I band
1,788.42 12.37 35 159
myosin phosphatase regulator activity
1,925.81 12.21 32 135
cardiac muscle contraction
824.52 7.85 41 404
skeletal muscle myosin thick filament assembly
2,592.93 7.85 15 47
heart growth
7,499.56 7.50 12 13
regulation of relaxation of cardiac muscle
5,131.28 7.23 12 19
structural molecule activity conferring elasticity
4,642.58 7.14 12 21
forward locomotion
4,642.58 7.14 12 21
M band
710.66 6.79 37 423
Totals 1369 16420

Change Log

Timestamp Action Category Detail
2024-03-05 Added CONSTRAINT in_taxon NCBITaxon:6072 (Eumetazoa)
2019-09-12 Added RELATION is a GO:0110165 (cellular anatomical structure)
2019-09-12 Deleted RELATION is a GO:0044449 (obsolete contractile fiber part)
2009-02-08 Added XREF Wikipedia:Sarcomere#bands
2008-05-13 Added DEFINITION The dark-staining region of a sarcomere, in which myosin thick filaments are present; the center is traversed by the paler H zone, which in turn contains the M line.
2008-05-12 Deleted DEFINITION The dark-staining region of a sarcomere, in which myosin thick filaments are present; the center is traversed by the paler H zone, which in turn contains the M line.
2008-04-01 Updated RELATION part of GO:0030017 (sarcomere)
2008-04-01 Updated RELATION is a GO:0044449 (obsolete contractile fiber part)
2007-08-09 Deleted SYNONYM Q disc
2007-08-09 Deleted SYNONYM A disc
Timestamp Action Category Detail
2005-10-17 Added TERM A band
Timestamp Action Category Detail
2008-05-13 Added DEFINITION The dark-staining region of a sarcomere, in which myosin thick filaments are present; the center is traversed by the paler H zone, which in turn contains the M line.
2008-05-12 Deleted DEFINITION The dark-staining region of a sarcomere, in which myosin thick filaments are present; the center is traversed by the paler H zone, which in turn contains the M line.
2007-08-09 Deleted SYNONYM Q disc
2007-08-09 Deleted SYNONYM A disc
2007-08-09 Added SYNONYM transverse disc
2007-08-09 Added SYNONYM anisotropic disc
2007-08-09 Deleted SYNONYM transverse disc
2007-08-09 Deleted SYNONYM anisotropic disc
2007-08-09 Added SYNONYM Q disc
2007-08-09 Added SYNONYM A disc
2005-10-17 Added SYNONYM transverse disc
2005-10-17 Added SYNONYM anisotropic disc
2005-10-17 Added SYNONYM Q disc
2005-10-17 Added SYNONYM A disc
2005-10-17 Added DEFINITION The dark-staining region of a sarcomere, in which myosin thick filaments are present; the center is traversed by the paler H zone, which in turn contains the M line.
Timestamp Action Category Detail
2019-09-12 Added RELATION is a GO:0110165 (cellular anatomical structure)
2019-09-12 Deleted RELATION is a GO:0044449 (obsolete contractile fiber part)
2008-04-01 Updated RELATION part of GO:0030017 (sarcomere)
2008-04-01 Updated RELATION is a GO:0044449 (obsolete contractile fiber part)
Timestamp Action Category Detail
2009-02-08 Added XREF Wikipedia:Sarcomere#bands
Timestamp Action Category Detail
2024-03-05 Added CONSTRAINT in_taxon NCBITaxon:6072 (Eumetazoa)
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