1IHT

CRYSTAL STRUCTURE OF THE COMPLEX OF HUMAN ALPHA-THROMBIN AND NON-HYDROLYZABLE BIFUNCTIONAL INHIBITORS, HIRUTONIN-2 AND HIRUTONIN-6

External Resource: Annotation


Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
A [auth L]d1iht.1 All beta proteins Trypsin-like serine proteases Trypsin-like serine proteases Eukaryotic proteases Thrombin (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
B [auth H]d1iht.1 All beta proteins Trypsin-like serine proteases Trypsin-like serine proteases Eukaryotic proteases Thrombin (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
B [auth H]SCOP2B SuperfamilyTrypsin-like serine proteases 8042154 3000114 SCOP2B (2022-06-29)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B [auth H]2.40.10.10 Mainly Beta Beta Barrel Thrombin, subunit H Trypsin-like serine proteasesCATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
B [auth H]PF00089Trypsin (Trypsin)Trypsin- Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth L]ALPHA-THROMBIN (SMALL SUBUNIT)
B [auth H]ALPHA-THROMBIN (LARGE SUBUNIT)
C [auth I]HIRUTONIN-6

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A [auth L]IPR018992Thrombin light chainDomain
A [auth L]IPR037111Thrombin light chain domain superfamilyHomologous Superfamily
A [auth L]IPR003966Prothrombin/thrombinFamily
A [auth L]IPR018114Serine proteases, trypsin family, histidine active siteActive Site
A [auth L]IPR009003Peptidase S1, PA clanHomologous Superfamily
A [auth L]IPR033116Serine proteases, trypsin family, serine active siteActive Site
A [auth L]IPR001254Serine proteases, trypsin domainDomain
A [auth L]IPR035972Gamma-carboxyglutamic acid-rich (GLA) domain superfamilyHomologous Superfamily
A [auth L]IPR000001KringleDomain
A [auth L]IPR000294Gamma-carboxyglutamic acid-rich (GLA) domainDomain
A [auth L]IPR051659Serine Protease S1 Domain-Containing ProteinFamily
A [auth L]IPR018056Kringle, conserved siteConserved Site
A [auth L]IPR013806Kringle-like foldHomologous Superfamily
A [auth L]IPR038178Kringle superfamilyHomologous Superfamily
A [auth L]IPR001314Peptidase S1A, chymotrypsin familyFamily
A [auth L]IPR043504Peptidase S1, PA clan, chymotrypsin-like foldHomologous Superfamily
B [auth H]IPR018992Thrombin light chainDomain
B [auth H]IPR037111Thrombin light chain domain superfamilyHomologous Superfamily
B [auth H]IPR003966Prothrombin/thrombinFamily
B [auth H]IPR018114Serine proteases, trypsin family, histidine active siteActive Site
B [auth H]IPR009003Peptidase S1, PA clanHomologous Superfamily
B [auth H]IPR033116Serine proteases, trypsin family, serine active siteActive Site
B [auth H]IPR001254Serine proteases, trypsin domainDomain
B [auth H]IPR035972Gamma-carboxyglutamic acid-rich (GLA) domain superfamilyHomologous Superfamily
B [auth H]IPR000001KringleDomain
B [auth H]IPR000294Gamma-carboxyglutamic acid-rich (GLA) domainDomain
B [auth H]IPR051659Serine Protease S1 Domain-Containing ProteinFamily
B [auth H]IPR018056Kringle, conserved siteConserved Site
B [auth H]IPR013806Kringle-like foldHomologous Superfamily
B [auth H]IPR038178Kringle superfamilyHomologous Superfamily
B [auth H]IPR001314Peptidase S1A, chymotrypsin familyFamily
B [auth H]IPR043504Peptidase S1, PA clan, chymotrypsin-like foldHomologous Superfamily
C [auth I]IPR011061Hirudin/antistatinHomologous Superfamily
C [auth I]IPR000429Proteinase inhibitor I14, hirudinFamily
C [auth I]IPR024793Thrombin inhibitor hirudinHomologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
A [auth L]Pharos:  P00734
B [auth H]Pharos:  P00734

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
C [auth I]A5R
C [auth I]ACE RESID:  AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354

PSI-MOD :  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
C [auth I]DPN RESID:  AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0194

PSI-MOD :  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 , D-phenylalanine MOD:00201
C [auth I]FBE RESID:  AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0194