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(-) Description

Title :  CRYSTAL STRUCTURE OF A HEPATOCYTE GROWTH FACTOR ACTIVATOR INHIBITOR-1 (HAI-1) FRAGMENT COVERING THE PKD-LIKE 'INTERNAL' DOMAIN AND KUNITZ DOMAIN 1
 
Authors :  Z. Hong, P. A. Andreasen, J. P. Morth, J. K. Jensen
Date :  26 Nov 15  (Deposition) - 18 May 16  (Release) - 13 Jul 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.10
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Transmembrane, Multidomain, Serine Protease Inhibitor, Tertiary Structure, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  Z. Hong, L. De Meulemeester, A. Jacobi, J. S. Pedersen, J. P. Morth, P. A. Andreasen, J. K. Jensen
Crystal Structure Of A Two-Domain Fragment Of Hepatocyte Growth Factor Activator Inhibitor-1: Functional Interaction Between The Kunitz-Type Inhibitor Domain-1 And The Neighboring Polycystic Kidney Disease-Like Domain.
J. Biol. Chem. V. 291 14340 2016
PubMed-ID: 27189939  |  Reference-DOI: 10.1074/JBC.M115.707240

(-) Compounds

Molecule 1 - KUNITZ-TYPE PROTEASE INHIBITOR 1
    Chains: A, B
    Engineered: YES
    Expression System: KOMAGATAELLA PASTORIS CBS 7435
    Expression System Taxid: 981350
    Fragment: UNP RESIDUES 168-303
    Gene: SPINT1, HAI1, UNQ223/PRO256
    Organism Common: HUMAN
    Organism Scientific: HOMO SAPIENS
    Organism Taxid: 9606
    Synonym: HEPATOCYTE GROWTH FACTOR ACTIVATOR INHIBITOR TYPE 1,HAI-1

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (1x): A 
Biological Unit 2 (1x):  B

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 4)

Asymmetric Unit (2, 4)
No.NameCountTypeFull Name
1ACT2Ligand/IonACETATE ION
2K2Ligand/IonPOTASSIUM ION
Biological Unit 1 (0, 0)
No.NameCountTypeFull Name
1ACT-1Ligand/IonACETATE ION
2K-1Ligand/IonPOTASSIUM ION
Biological Unit 2 (1, 2)
No.NameCountTypeFull Name
1ACT2Ligand/IonACETATE ION
2K-1Ligand/IonPOTASSIUM ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:293 , GLU A:294 , HOH A:524binding site for residue K A 401
2AC2SOFTWAREVAL A:256 , GLY A:261 , SER B:277 , HOH B:510binding site for residue ACT B 401
3AC3SOFTWARESER A:277 , VAL B:256 , GLY B:261 , HOH B:512binding site for residue ACT B 402
4AC4SOFTWAREGLU B:293 , GLU B:294 , HOH B:526binding site for residue K B 403

(-) SS Bonds  (6, 6)

Asymmetric Unit
No.Residues
1A:250 -A:300
2A:259 -A:283
3A:275 -A:296
4B:250 -B:300
5B:259 -B:283
6B:275 -B:296

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 5EZD)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 5EZD)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 5EZD)

(-) Exons   (0, 0)

(no "Exon" information available for 5EZD)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it) 
Chain A from PDB  Type:PROTEIN  Length:120
                                                                                                                                                        
               SCOP domains ------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ...eeeee....eee..eeeee....eee...eee....eeeeeee...eeeeeee.hhhhhhhhhh...........eeeeeee....eeeeeee...........hhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------ Transcript
                 5ezd A 166 KRGIDLKVQPQEPLVLWRLLRGDTDVRVERQVELWGLKEGTYLFQLTVTANVTVTVLSTKQTEDYCLASNKVGRCRGSFPRWYYDPTEQICKSFVYGGCLGNKNNYLREEECILACRGVD 304
                                   175     ||192       202|      216       234       244       254       264       274       284       294       304
                                         181|          202|              224|                                                                       
                                          189           207               233                                                                       


Chain B from PDB  Type:PROTEIN  Length:120
                                                                                                                                                        
               SCOP domains ------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ...eeeee....eee..eeeee....eee...eee....eeeeeee...eeeeeee.hhhhhhhhhh...........eeeeeee....eeeeeee...........hhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------ Transcript
                 5ezd B 166 KRGIDLKVQPQEPLVLWRLLRGDTDVRVERQVELWGLKEGTYLFQLTVTANVTVTVLSTKQTEDYCLASNKVGRCRGSFPRWYYDPTEQICKSFVYGGCLGNKNNYLREEECILACRGVD 304
                                   175     ||192       202|      216       234       244       254       264       274       284       294       304
                                         181|          202|              224|                                                                       
                                          189           207               233
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  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 5EZD)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 5EZD)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 5EZD)

(-) Gene Ontology  (17, 17)

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        SPIT1_HUMAN | O43278: 1yc0 2msx 4isl 4isn 4iso 5h7v

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