HEADER PROTEASE INHIBITOR 14-MAR-99 1CE3 TITLE PUTATIVE ANCESTRAL PROTEIN ENCODED BY A SINGLE SEQUENCE REPEAT OF THE TITLE 2 MULTIDOMAIN PROTEINASE INHIBITOR FROM NICOTIANA ALATA COMPND MOL_ID: 1; COMPND 2 MOLECULE: API; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: FIRST SEQUENCE REPEAT; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: SINGLE SEQUENCE REPEAT FROM A MULTIDOMAIN PROTEINASE COMPND 7 INHIBITOR SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: NICOTIANA ALATA; SOURCE 3 ORGANISM_COMMON: PERSIAN TOBACCO; SOURCE 4 ORGANISM_TAXID: 4087; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PROTEASE INHIBITOR, CIRCULAR PERMUTATION, NICOTIANA ALATA EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR M.J.SCANLON,M.C.S.LEE,M.A.ANDERSON,D.J.CRAIK REVDAT 7 30-OCT-24 1CE3 1 REMARK REVDAT 6 27-DEC-23 1CE3 1 REMARK REVDAT 5 03-NOV-21 1CE3 1 COMPND REMARK REVDAT 4 24-FEB-09 1CE3 1 VERSN REVDAT 3 01-APR-03 1CE3 1 JRNL REVDAT 2 01-SEP-99 1CE3 1 JRNL REVDAT 1 27-MAR-99 1CE3 0 JRNL AUTH M.J.SCANLON,M.C.LEE,M.A.ANDERSON,D.J.CRAIK JRNL TITL STRUCTURE OF A PUTATIVE ANCESTRAL PROTEIN ENCODED BY A JRNL TITL 2 SINGLE SEQUENCE REPEAT FROM A MULTIDOMAIN PROTEINASE JRNL TITL 3 INHIBITOR GENE FROM NICOTIANA ALATA. JRNL REF STRUCTURE FOLD.DES. V. 7 793 1999 JRNL REFN ISSN 0969-2126 JRNL PMID 10425681 JRNL DOI 10.1016/S0969-2126(99)80103-8 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.85 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REFINEMENT DETAILS CAN BE FOUND IN THE REMARK 3 STRUCTURE CITATION ABOVE REMARK 4 REMARK 4 1CE3 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-MAR-99. REMARK 100 THE DEPOSITION ID IS D_1000000650. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 313 REMARK 210 PH : 5.8 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 1 MM PEPTIDE REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : DQFCOSY; ECOSY; TOCSY; NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 750 MHZ; 500 MHZ REMARK 210 SPECTROMETER MODEL : DRX; ARX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XEASY, DYANA, X-PLOR REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : LEAST RESTRAINT VIOLATIONS AND REMARK 210 LOWEST ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 1 CYS A 50 CA - CB - SG ANGL. DEV. = 12.6 DEGREES REMARK 500 2 CYS A 50 CA - CB - SG ANGL. DEV. = 6.9 DEGREES REMARK 500 3 CYS A 29 CA - CB - SG ANGL. DEV. = 9.0 DEGREES REMARK 500 9 CYS A 8 CA - CB - SG ANGL. DEV. = 8.3 DEGREES REMARK 500 9 CYS A 29 CA - CB - SG ANGL. DEV. = 7.5 DEGREES REMARK 500 12 CYS A 33 CA - CB - SG ANGL. DEV. = 8.2 DEGREES REMARK 500 15 CYS A 8 CA - CB - SG ANGL. DEV. = 7.5 DEGREES REMARK 500 15 CYS A 50 CA - CB - SG ANGL. DEV. = 7.0 DEGREES REMARK 500 17 CYS A 8 CA - CB - SG ANGL. DEV. = 7.6 DEGREES REMARK 500 17 CYS A 29 CA - CB - SG ANGL. DEV. = 7.7 DEGREES REMARK 500 20 CYS A 8 CA - CB - SG ANGL. DEV. = 10.6 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 LYS A 2 95.39 -66.93 REMARK 500 1 ASN A 7 170.10 -56.25 REMARK 500 1 ARG A 19 72.87 62.13 REMARK 500 1 GLU A 21 -123.28 -74.42 REMARK 500 1 GLU A 22 143.11 70.32 REMARK 500 1 LYS A 24 57.58 -95.39 REMARK 500 1 ASN A 25 81.52 -178.41 REMARK 500 1 ASP A 26 108.40 -163.06 REMARK 500 1 VAL A 49 -77.88 -103.45 REMARK 500 1 GLU A 53 28.95 -165.86 REMARK 500 2 ALA A 3 96.40 -59.02 REMARK 500 2 CYS A 4 -167.70 -64.04 REMARK 500 2 THR A 5 -21.86 -38.49 REMARK 500 2 LEU A 6 6.89 53.46 REMARK 500 2 SER A 20 65.22 -172.26 REMARK 500 2 GLU A 21 -88.31 -73.69 REMARK 500 2 GLU A 22 136.87 66.98 REMARK 500 2 LYS A 24 115.91 71.24 REMARK 500 2 ASN A 25 47.65 -147.26 REMARK 500 2 ASP A 26 130.93 -171.66 REMARK 500 2 ILE A 28 -177.50 -64.08 REMARK 500 2 GLU A 53 29.66 -171.28 REMARK 500 3 ALA A 3 119.28 53.84 REMARK 500 3 CYS A 4 -175.02 -59.80 REMARK 500 3 THR A 5 155.63 -45.51 REMARK 500 3 LEU A 6 2.20 -62.60 REMARK 500 3 ASN A 7 -176.25 -61.71 REMARK 500 3 ALA A 13 -63.74 -105.11 REMARK 500 3 GLU A 21 -108.15 35.25 REMARK 500 3 GLU A 22 115.69 53.94 REMARK 500 3 ASN A 25 16.85 -155.12 REMARK 500 3 GLU A 53 57.46 -166.59 REMARK 500 4 ALA A 3 143.91 173.03 REMARK 500 4 CYS A 4 -164.29 -68.43 REMARK 500 4 THR A 5 1.97 -60.82 REMARK 500 4 ALA A 13 -60.62 -109.60 REMARK 500 4 SER A 20 58.17 -155.39 REMARK 500 4 GLU A 21 -77.50 -74.48 REMARK 500 4 GLU A 22 162.30 60.27 REMARK 500 4 LYS A 23 92.62 -59.95 REMARK 500 4 ASN A 25 43.57 -147.62 REMARK 500 4 CYS A 29 76.56 -103.25 REMARK 500 4 VAL A 49 -61.57 -104.07 REMARK 500 4 GLU A 51 54.16 -94.67 REMARK 500 4 GLU A 53 61.36 169.67 REMARK 500 5 ALA A 3 130.59 65.22 REMARK 500 5 LEU A 6 17.05 52.24 REMARK 500 5 TYR A 14 -169.62 -165.46 REMARK 500 5 PRO A 18 164.65 -36.55 REMARK 500 5 SER A 20 113.94 178.34 REMARK 500 REMARK 500 THIS ENTRY HAS 220 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL DBREF 1CE3 A 1 54 UNP Q40378 Q40378_NICAL 29 82 SEQRES 1 A 54 MET LYS ALA CYS THR LEU ASN CYS ASP PRO ARG ILE ALA SEQRES 2 A 54 TYR GLY VAL CYS PRO ARG SER GLU GLU LYS LYS ASN ASP SEQRES 3 A 54 ARG ILE CYS THR ASN CYS CYS ALA GLY THR LYS GLY CYS SEQRES 4 A 54 LYS TYR PHE SER ASP ASP GLY THR PHE VAL CYS GLU GLY SEQRES 5 A 54 GLU SER SHEET 1 A 2 TYR A 14 VAL A 16 0 SHEET 2 A 2 LYS A 40 PHE A 42 -1 N PHE A 42 O TYR A 14 SSBOND 1 CYS A 4 CYS A 33 1555 1555 2.02 SSBOND 2 CYS A 8 CYS A 29 1555 1555 2.02 SSBOND 3 CYS A 17 CYS A 39 1555 1555 2.02 SSBOND 4 CYS A 32 CYS A 50 1555 1555 2.02 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1