2H9H
An episulfide cation (thiiranium ring) trapped in the active site of HAV 3C proteinase inactivated by peptide-based ketone inhibitors
External Resource: Annotation
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Chains | Domain Info | Class | Fold | Superfamily | Family | Domain | Species | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
A | d2h9ha_ | All beta proteins | Trypsin-like serine proteases | Trypsin-like serine proteases | Viral cysteine protease of trypsin fold | 3C cysteine protease (picornain 3C) | (Hepatovirus A ) [TaxId: 12092 ], | SCOPe (2.08) |
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Domain Annotation: ECOD Classification ECOD Database Homepage
Domain Annotation: CATH CATH Database Homepage
Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
---|---|---|---|---|---|---|
A | 2.40.10.10 | Mainly Beta | Beta Barrel | Thrombin, subunit H | Trypsin-like serine proteases | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF00548 | 3C cysteine protease (picornain 3C) (Peptidase_C3) | 3C cysteine protease (picornain 3C) | - | Family |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
IPR001205 | RNA-directed RNA polymerase, C-terminal domain | Domain | |
IPR049133 | 2B protein, soluble domain | Domain | |
IPR043128 | Reverse transcriptase/Diguanylate cyclase domain | Homologous Superfamily | |
IPR000199 | Peptidase C3A/C3B, picornaviral | Domain | |
IPR001676 | Picornavirus capsid | Domain | |
IPR014759 | Helicase, superfamily 3, single-stranded RNA virus | Domain | |
IPR024354 | Hepatitis A virus, protein VP1-2A | Family | |
IPR029053 | Viral coat protein subunit | Homologous Superfamily | |
IPR009003 | Peptidase S1, PA clan | Homologous Superfamily | |
IPR004004 | Helicase/polymerase/peptidase polyprotein, Calicivirus-type | Family | |
IPR043502 | DNA/RNA polymerase superfamily | Homologous Superfamily | |
IPR044067 | Picornavirales 3C/3C-like protease domain | Domain | |
IPR033703 | Picornavirus/Calicivirus coat protein | Domain | |
IPR043504 | Peptidase S1, PA clan, chymotrypsin-like fold | Homologous Superfamily | |
IPR007094 | RNA-directed RNA polymerase, catalytic domain | Domain | |
IPR000605 | Helicase, superfamily 3, single-stranded DNA/RNA virus | Domain |
Protein Modification Annotation
Modified Residue(s) | ||
---|---|---|
Chain | Residue(s) | Description |
B [auth I] | ACE | AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 :  N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 | : 
B [auth I] | CF0 | AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 | : 
B [auth I] | QMM | Parent Component: GLN :  AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 |