HEADER HYDROLASE (SERINE PROTEINASE) 12-JUN-95 1HYM TITLE HYDROLYZED TRYPSIN INHIBITOR (CMTI-V, MINIMIZED AVERAGE NMR STRUCTURE) COMPND MOL_ID: 1; COMPND 2 MOLECULE: HYDROLYZED CUCURBITA MAXIMA TRYPSIN INHIBITOR V; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CMTI-V; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HYDROLYZED CUCURBITA MAXIMA TRYPSIN INHIBITOR V; COMPND 7 CHAIN: B; COMPND 8 SYNONYM: CMTI-V SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CUCURBITA MAXIMA; SOURCE 3 ORGANISM_COMMON: WINTER SQUASH; SOURCE 4 ORGANISM_TAXID: 3661; SOURCE 5 TISSUE: SEED; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: CUCURBITA MAXIMA; SOURCE 8 ORGANISM_COMMON: WINTER SQUASH; SOURCE 9 ORGANISM_TAXID: 3661; SOURCE 10 TISSUE: SEED KEYWDS HYDROLASE (SERINE PROTEINASE) EXPDTA SOLUTION NMR AUTHOR M.CAI,Y.GONG,O.PRAKASH,R.KRISHNAMOORTHI REVDAT 4 06-NOV-24 1HYM 1 LINK REVDAT 3 29-NOV-17 1HYM 1 REMARK HELIX REVDAT 2 24-FEB-09 1HYM 1 VERSN REVDAT 1 15-SEP-95 1HYM 0 JRNL AUTH M.CAI,Y.GONG,O.PRAKASH,R.KRISHNAMOORTHI JRNL TITL REACTIVE-SITE HYDROLYZED CUCURBITA MAXIMA TRYPSIN JRNL TITL 2 INHIBITOR-V: FUNCTION, THERMODYNAMIC STABILITY, AND NMR JRNL TITL 3 SOLUTION STRUCTURE. JRNL REF BIOCHEMISTRY V. 34 12087 1995 JRNL REFN ISSN 0006-2960 JRNL PMID 7547948 JRNL DOI 10.1021/BI00038A001 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.CAI,Y.GONG,J.L.F.KAO,R.KRISHNAMOORTHI REMARK 1 TITL THREE-DIMENSIONAL SOLUTION STRUCTURE OF CUCURBITA MAXIMA REMARK 1 TITL 2 TRYPSIN INHIBITOR-V DETERMINED BY NMR SPECTROSCOPY REMARK 1 REF BIOCHEMISTRY V. 34 5201 1995 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 2 REMARK 1 AUTH R.KRISHNAMOORTHI,Y.GONG,M.RICHARDSON REMARK 1 TITL A NEW PROTEIN INHIBITOR OF TRYPSIN AND ACTIVATED HAGEMAN REMARK 1 TITL 2 FACTOR FROM PUMPKIN (CUCURBITA MAXIMA) SEEDS REMARK 1 REF FEBS LETT. V. 273 163 1990 REMARK 1 REFN ISSN 0014-5793 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : NULL REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1HYM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000174074. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : NULL REMARK 210 PH : NULL REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NULL REMARK 210 SPECTROMETER FIELD STRENGTH : NULL REMARK 210 SPECTROMETER MODEL : NULL REMARK 210 SPECTROMETER MANUFACTURER : NULL REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : NULL REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : NULL REMARK 210 CONFORMERS, NUMBER SUBMITTED : 1 REMARK 210 CONFORMERS, SELECTION CRITERIA : NULL 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 HD13 LEU A 36 HA TRP B 54 1.26 REMARK 500 HB3 ASN A 28 HG23 VAL A 31 1.27 REMARK 500 HA GLU A 37 HG21 VAL B 55 1.30 REMARK 500 HB2 LYS A 6 HG2 GLN A 27 1.31 REMARK 500 HG11 VAL A 13 HA VAL B 62 1.33 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 HIS A 11 CG HIS A 11 ND1 -0.102 REMARK 500 TRP B 54 CG TRP B 54 CD2 -0.104 REMARK 500 REMARK 500 REMARK: NULL 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 TRP A 9 CG - CD1 - NE1 ANGL. DEV. = -6.5 DEGREES REMARK 500 TRP A 9 CD1 - NE1 - CE2 ANGL. DEV. = 6.1 DEGREES REMARK 500 TRP A 9 NE1 - CE2 - CZ2 ANGL. DEV. = 8.7 DEGREES REMARK 500 TRP A 9 NE1 - CE2 - CD2 ANGL. DEV. = -6.4 DEGREES REMARK 500 TRP B 54 CG - CD1 - NE1 ANGL. DEV. = -6.5 DEGREES REMARK 500 TRP B 54 CD1 - NE1 - CE2 ANGL. DEV. = 6.1 DEGREES REMARK 500 TRP B 54 NE1 - CE2 - CZ2 ANGL. DEV. = 8.9 DEGREES REMARK 500 TRP B 54 NE1 - CE2 - CD2 ANGL. DEV. = -6.5 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 PRO A 4 -170.68 -56.97 REMARK 500 LYS A 6 100.03 -53.84 REMARK 500 PRO A 10 -113.98 -66.62 REMARK 500 HIS A 11 67.76 -155.00 REMARK 500 LEU A 12 29.68 -79.95 REMARK 500 VAL A 15 43.11 -84.32 REMARK 500 PRO A 29 1.17 -59.26 REMARK 500 PRO A 41 106.75 -58.21 REMARK 500 THR A 43 105.43 -45.15 REMARK 500 ARG B 58 -9.96 -52.01 REMARK 500 ILE B 67 -96.67 -81.76 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 26 0.17 SIDE CHAIN REMARK 500 ARG B 47 0.24 SIDE CHAIN REMARK 500 ARG B 52 0.26 SIDE CHAIN REMARK 500 ARG B 58 0.13 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL DBREF 1HYM A 1 44 UNP P19873 ITH5_CUCMA 1 44 DBREF 1HYM B 45 68 UNP P19873 ITH5_CUCMA 45 68 SEQRES 1 A 45 ACE SER SER CYS PRO GLY LYS SER SER TRP PRO HIS LEU SEQRES 2 A 45 VAL GLY VAL GLY GLY SER VAL ALA LYS ALA ILE ILE GLU SEQRES 3 A 45 ARG GLN ASN PRO ASN VAL LYS ALA VAL ILE LEU GLU GLU SEQRES 4 A 45 GLY THR PRO VAL THR LYS SEQRES 1 B 24 ASP PHE ARG CYS ASN ARG VAL ARG ILE TRP VAL ASN LYS SEQRES 2 B 24 ARG GLY LEU VAL VAL SER PRO PRO ARG ILE GLY HET ACE A 0 6 HETNAM ACE ACETYL GROUP FORMUL 1 ACE C2 H4 O HELIX 1 A SER A 18 ASN A 28 1 11 SHEET 1 S1 2 SER A 7 TRP A 9 0 SHEET 2 S1 2 ARG B 66 ILE B 67 -1 N ILE B 67 O SER A 7 SHEET 1 S2 2 TRP B 54 ASN B 56 0 SHEET 2 S2 2 LEU B 60 VAL B 62 -1 O VAL B 62 N TRP B 54 SHEET 1 S3 2 ARG B 50 ASN B 56 0 SHEET 2 S3 2 LYS A 32 GLU A 38 1 N GLU A 38 O ASN B 56 SSBOND 1 CYS A 3 CYS B 48 1555 1555 2.02 LINK C ACE A 0 N SER A 1 1555 1555 1.31 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 HETATM 1 C ACE A 0 -18.532 15.622 -0.901 1.00 5.01 C HETATM 2 O ACE A 0 -18.390 16.574 -1.642 1.00 5.16 O HETATM 3 CH3 ACE A 0 -19.563 15.697 0.227 1.00 5.96 C HETATM 4 H1 ACE A 0 -19.086 16.053 1.128 1.00 6.20 H HETATM 5 H2 ACE A 0 -20.355 16.376 -0.053 1.00 6.25 H HETATM 6 H3 ACE A 0 -19.976 14.715 0.403 1.00 6.43 H