Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
CPF00604,PF20951e6qpgC5 A: alpha arraysX: PB2 '627' domain-related (From Homology)H: PB2 '627' domain-relatedT: Polymerase basic protein 2 (PB2) '627' domainF: PF00604,PF20951ECOD (1.6)
CPF20950e6qpgC1 A: alpha arraysX: Helical domain in PB2 (From Topology)H: Helical domain in PB2 (From Topology)T: Helical domain in PB2F: PF20950ECOD (1.6)
CPF20952e6qpgC2 A: a+b two layersX: PB2 C-terminal domain-like (From Topology)H: PB2 C-terminal domain-like (From Topology)T: PB2 C-terminal domain-likeF: PF20952ECOD (1.6)
CPF20948e6qpgC4 A: a+b two layersX: a+b domain in PB2 (From Topology)H: a+b domain in PB2 (From Topology)T: a+b domain in PB2F: PF20948ECOD (1.6)
CPF00604e6qpgC6 A: a+b three layersX: Polymerase basic protein 2 cap-binding domain (From Topology)H: Polymerase basic protein 2 cap-binding domain (From Topology)T: Polymerase basic protein 2 cap-binding domainF: PF00604ECOD (1.6)
CPF20949e6qpgC7 A: a+b complex topologyX: Middle domain in PB2 (From Topology)H: Middle domain in PB2 (From Topology)T: Middle domain in PB2F: PF20949ECOD (1.6)
CPF20947e6qpgC3 A: extended segmentsX: RNA polymerase PB2 N-terminal fragment (From Topology)H: RNA polymerase PB2 N-terminal fragment (From Topology)T: RNA polymerase PB2 N-terminal fragmentF: PF20947ECOD (1.6)
IPF00604,PF20951e6qpgI1 A: alpha arraysX: PB2 '627' domain-related (From Homology)H: PB2 '627' domain-relatedT: Polymerase basic protein 2 (PB2) '627' domainF: PF00604,PF20951ECOD (1.6)
IPF20950e6qpgI6 A: alpha arraysX: Helical domain in PB2 (From Topology)H: Helical domain in PB2 (From Topology)T: Helical domain in PB2F: PF20950ECOD (1.6)
IPF20952e6qpgI3 A: a+b two layersX: PB2 C-terminal domain-like (From Topology)H: PB2 C-terminal domain-like (From Topology)T: PB2 C-terminal domain-likeF: PF20952ECOD (1.6)
IPF20948e6qpgI5 A: a+b two layersX: a+b domain in PB2 (From Topology)H: a+b domain in PB2 (From Topology)T: a+b domain in PB2F: PF20948ECOD (1.6)
IPF00604e6qpgI2 A: a+b three layersX: Polymerase basic protein 2 cap-binding domain (From Topology)H: Polymerase basic protein 2 cap-binding domain (From Topology)T: Polymerase basic protein 2 cap-binding domainF: PF00604ECOD (1.6)
IPF20949e6qpgI7 A: a+b complex topologyX: Middle domain in PB2 (From Topology)H: Middle domain in PB2 (From Topology)T: Middle domain in PB2F: PF20949ECOD (1.6)
IPF20947e6qpgI4 A: extended segmentsX: RNA polymerase PB2 N-terminal fragment (From Topology)H: RNA polymerase PB2 N-terminal fragment (From Topology)T: RNA polymerase PB2 N-terminal fragmentF: PF20947ECOD (1.6)
FPF00604,PF20951e6qpgF5 A: alpha arraysX: PB2 '627' domain-related (From Homology)H: PB2 '627' domain-relatedT: Polymerase basic protein 2 (PB2) '627' domainF: PF00604,PF20951ECOD (1.6)
FPF20950e6qpgF2 A: alpha arraysX: Helical domain in PB2 (From Topology)H: Helical domain in PB2 (From Topology)T: Helical domain in PB2F: PF20950ECOD (1.6)
FPF20952e6qpgF4 A: a+b two layersX: PB2 C-terminal domain-like (From Topology)H: PB2 C-terminal domain-like (From Topology)T: PB2 C-terminal domain-likeF: PF20952ECOD (1.6)
FPF20948e6qpgF7 A: a+b two layersX: a+b domain in PB2 (From Topology)H: a+b domain in PB2 (From Topology)T: a+b domain in PB2F: PF20948ECOD (1.6)
FPF00604e6qpgF3 A: a+b three layersX: Polymerase basic protein 2 cap-binding domain (From Topology)H: Polymerase basic protein 2 cap-binding domain (From Topology)T: Polymerase basic protein 2 cap-binding domainF: PF00604ECOD (1.6)
FPF20949e6qpgF6 A: a+b complex topologyX: Middle domain in PB2 (From Topology)H: Middle domain in PB2 (From Topology)T: Middle domain in PB2F: PF20949ECOD (1.6)
FPF20947e6qpgF1 A: extended segmentsX: RNA polymerase PB2 N-terminal fragment (From Topology)H: RNA polymerase PB2 N-terminal fragment (From Topology)T: RNA polymerase PB2 N-terminal fragmentF: PF20947ECOD (1.6)
LPF00604,PF20951e6qpgL2 A: alpha arraysX: PB2 '627' domain-related (From Homology)H: PB2 '627' domain-relatedT: Polymerase basic protein 2 (PB2) '627' domainF: PF00604,PF20951ECOD (1.6)
LPF20950e6qpgL5 A: alpha arraysX: Helical domain in PB2 (From Topology)H: Helical domain in PB2 (From Topology)T: Helical domain in PB2F: PF20950ECOD (1.6)
LPF20952e6qpgL4 A: a+b two layersX: PB2 C-terminal domain-like (From Topology)H: PB2 C-terminal domain-like (From Topology)T: PB2 C-terminal domain-likeF: PF20952ECOD (1.6)
LPF20948e6qpgL3 A: a+b two layersX: a+b domain in PB2 (From Topology)H: a+b domain in PB2 (From Topology)T: a+b domain in PB2F: PF20948ECOD (1.6)
LPF00604e6qpgL6 A: a+b three layersX: Polymerase basic protein 2 cap-binding domain (From Topology)H: Polymerase basic protein 2 cap-binding domain (From Topology)T: Polymerase basic protein 2 cap-binding domainF: PF00604ECOD (1.6)
LPF20949e6qpgL1 A: a+b complex topologyX: Middle domain in PB2 (From Topology)H: Middle domain in PB2 (From Topology)T: Middle domain in PB2F: PF20949ECOD (1.6)
LPF20947e6qpgL7 A: extended segmentsX: RNA polymerase PB2 N-terminal fragment (From Topology)H: RNA polymerase PB2 N-terminal fragment (From Topology)T: RNA polymerase PB2 N-terminal fragmentF: PF20947ECOD (1.6)
APF00603e6qpgA1 A: a+b complex topologyX: Polymerase acidic protein (From Topology)H: Polymerase acidic protein (From Topology)T: Polymerase acidic proteinF: PF00603ECOD (1.6)
APF00603e6qpgA2 A: a/b three-layered sandwichesX: Restriction endonuclease-likeH: Restriction endonuclease-like (From Topology)T: Restriction endonuclease-likeF: PF00603ECOD (1.6)
GPF00603e6qpgG2 A: a+b complex topologyX: Polymerase acidic protein (From Topology)H: Polymerase acidic protein (From Topology)T: Polymerase acidic proteinF: PF00603ECOD (1.6)
GPF00603e6qpgG1 A: a/b three-layered sandwichesX: Restriction endonuclease-likeH: Restriction endonuclease-like (From Topology)T: Restriction endonuclease-likeF: PF00603ECOD (1.6)
JPF00603e6qpgJ2 A: a+b complex topologyX: Polymerase acidic protein (From Topology)H: Polymerase acidic protein (From Topology)T: Polymerase acidic proteinF: PF00603ECOD (1.6)
JPF00603e6qpgJ1 A: a/b three-layered sandwichesX: Restriction endonuclease-likeH: Restriction endonuclease-like (From Topology)T: Restriction endonuclease-likeF: PF00603ECOD (1.6)
DPF00603e6qpgD1 A: a+b complex topologyX: Polymerase acidic protein (From Topology)H: Polymerase acidic protein (From Topology)T: Polymerase acidic proteinF: PF00603ECOD (1.6)
DPF00603e6qpgD2 A: a/b three-layered sandwichesX: Restriction endonuclease-likeH: Restriction endonuclease-like (From Topology)T: Restriction endonuclease-likeF: PF00603ECOD (1.6)
EPF00602e6qpgE1 A: alpha bundlesX: helical bundle domain in reverse transcriptase-like polymerases (From Topology)H: helical bundle domain in reverse transcriptase-like polymerases (From Topology)T: helical bundle domain in reverse transcriptase-like polymerasesF: PF00602ECOD (1.6)
EPF00602e6qpgE2 A: a+b two layersX: Alpha-beta plaitsH: Adenylyl and guanylyl cyclase catalytic domain-likeT: Adenylyl and guanylyl cyclase catalytic domain-likeF: PF00602ECOD (1.6)
EPF00602e6qpgE3 A: extended segmentsX: RNA polymerase PB1 C-terminal fragment (From Topology)H: RNA polymerase PB1 C-terminal fragment (From Topology)T: RNA polymerase PB1 C-terminal fragmentF: PF00602ECOD (1.6)
KPF00602e6qpgK2 A: alpha bundlesX: helical bundle domain in reverse transcriptase-like polymerases (From Topology)H: helical bundle domain in reverse transcriptase-like polymerases (From Topology)T: helical bundle domain in reverse transcriptase-like polymerasesF: PF00602ECOD (1.6)
KPF00602e6qpgK3 A: a+b two layersX: Alpha-beta plaitsH: Adenylyl and guanylyl cyclase catalytic domain-likeT: Adenylyl and guanylyl cyclase catalytic domain-likeF: PF00602ECOD (1.6)
KPF00602e6qpgK1 A: extended segmentsX: RNA polymerase PB1 C-terminal fragment (From Topology)H: RNA polymerase PB1 C-terminal fragment (From Topology)T: RNA polymerase PB1 C-terminal fragmentF: PF00602ECOD (1.6)
BPF00602e6qpgB2 A: alpha bundlesX: helical bundle domain in reverse transcriptase-like polymerases (From Topology)H: helical bundle domain in reverse transcriptase-like polymerases (From Topology)T: helical bundle domain in reverse transcriptase-like polymerasesF: PF00602ECOD (1.6)
BPF00602e6qpgB1 A: a+b two layersX: Alpha-beta plaitsH: Adenylyl and guanylyl cyclase catalytic domain-likeT: Adenylyl and guanylyl cyclase catalytic domain-likeF: PF00602ECOD (1.6)
BPF00602e6qpgB3 A: extended segmentsX: RNA polymerase PB1 C-terminal fragment (From Topology)H: RNA polymerase PB1 C-terminal fragment (From Topology)T: RNA polymerase PB1 C-terminal fragmentF: PF00602ECOD (1.6)
HPF00602e6qpgH2 A: alpha bundlesX: helical bundle domain in reverse transcriptase-like polymerases (From Topology)H: helical bundle domain in reverse transcriptase-like polymerases (From Topology)T: helical bundle domain in reverse transcriptase-like polymerasesF: PF00602ECOD (1.6)
HPF00602e6qpgH1 A: a+b two layersX: Alpha-beta plaitsH: Adenylyl and guanylyl cyclase catalytic domain-likeT: Adenylyl and guanylyl cyclase catalytic domain-likeF: PF00602ECOD (1.6)
HPF00602e6qpgH3 A: extended segmentsX: RNA polymerase PB1 C-terminal fragment (From Topology)H: RNA polymerase PB1 C-terminal fragment (From Topology)T: RNA polymerase PB1 C-terminal fragmentF: PF00602ECOD (1.6)
MPF07686e6qpgM1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)
OPF07686e6qpgO1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)
NPF07686e6qpgN1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)
PPF07686e6qpgP1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: PF07686ECOD (1.6)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
M, N, O, P
Heavy ChainIGHV3 -polymerase acidic protein | rna-directed rna polymerase catalytic subunitSAbDab (2024-05-03)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
C, F, I, L
PF20948Influenza RNA polymerase PB2 second domain (Flu_PB2_2nd)Influenza RNA polymerase PB2 second domainInfluenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase ...Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase active site, whereas PB2 and PA/P3 contain, respectively, cap-binding [1] and endonuclease domains required for transcription initiation by cap-snatching [2]. This entry represents the domain of the Flu PB protein that follows the N-terminal extended region.
Domain
C, F, I, L
PF00604Influenza RNA polymerase PB2 CAP binding domain (Flu_PB2_5th)Influenza RNA polymerase PB2 CAP binding domainInfluenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase ...Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase active site, whereas PB2 and PA/P3 contain, respectively, cap-binding [1] and endonuclease domains required for transcription initiation by cap-snatching [2]. This entry represents the CAP binding domain [2].
Domain
C, F, I, L
PF20947Influenza RNA polymerase PB2 N-terminal region (Flu_PB2_1st)Influenza RNA polymerase PB2 N-terminal region- Family
C, F, I, L
PF20949Influenza RNA polymerase PB2 middle domain (Flu_PB2_3rd)Influenza RNA polymerase PB2 middle domainInfluenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase ...Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase active site, whereas PB2 and PA/P3 contain, respectively, cap-binding [1] and endonuclease domains required for transcription initiation by cap-snatching [2]. This entry represents the middle domain in Flu PB2 protein.
Domain
C, F, I, L
PF20950Influenza RNA polymerase PB2 helical domain (Flu_PB2_4th)Influenza RNA polymerase PB2 helical domainInfluenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase ...Influenza virus encodes a large, multidomain RNA-dependent RNA polymerase that can both transcribe and replicate the viral RNA genome. In influenza virus, the polymerase is composed of three polypeptides: PB1, PB2 and PA/P3. PB1 houses the polymerase active site, whereas PB2 and PA/P3 contain, respectively, cap-binding [1] and endonuclease domains required for transcription initiation by cap-snatching [2]. This entry represents the helical domain of Flu PB2 protein.
Domain
A, D, G, J
PF00603Influenza RNA-dependent RNA polymerase subunit PA (Flu_PA)Influenza RNA-dependent RNA polymerase subunit PA- Family
B, E, H, K
PF00602Influenza RNA-dependent RNA polymerase subunit PB1 (Flu_PB1)Influenza RNA-dependent RNA polymerase subunit PB1- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
C, F, I, L
Polymerase basic protein 2
A, D, G, J
Polymerase acidic protein
B, E, H, K
RNA-directed RNA polymerase catalytic subunit
M, N, O, P
Nanobody NB8205---