HEADER PLANT PROTEIN 07-JUN-10 2KYQ TITLE 1H, 15N, 13C CHEMICAL SHIFTS AND STRUCTURE OF CKR-BRAZZEIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: DEFENSIN-LIKE PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BRAZZEIN; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PENTADIPLANDRA BRAZZEANA; SOURCE 3 ORGANISM_TAXID: 43545; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21-CODONPLUS (DE3) RIPL; SOURCE 7 EXPRESSION_SYSTEM_VECTOR: PET9A KEYWDS SWEET-TASTING PROTEIN, PLANT PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR S.M.DITTLI,F.M.ASSADI-PORTER,H.RAO,M.TONELLI REVDAT 3 30-NOV-11 2KYQ 1 JRNL REVDAT 2 03-AUG-11 2KYQ 1 JRNL REVDAT 1 18-MAY-11 2KYQ 0 JRNL AUTH S.M.DITTLI,H.RAO,M.TONELLI,J.QUIJADA,J.L.MARKLEY,M.MAX, JRNL AUTH 2 F.ASSADI-PORTER JRNL TITL STRUCTURAL ROLE OF THE TERMINAL DISULFIDE BOND IN THE JRNL TITL 2 SWEETNESS OF BRAZZEIN. JRNL REF CHEM SENSES V. 36 821 2011 JRNL REFN ISSN 1464-3553 JRNL PMID 21765060 JRNL DOI 10.1093/CHEMSE/BJR057 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.M.DITTLI REMARK 1 TITL INSIGHTS INTO THE SWEETNESS OF BRAZZEIN FROM BETA-HAIRPIN REMARK 1 TITL 2 PEPTIDES DERIVED FROM THE N- AND C- TERMINI OF BRAZZEIN REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CYANA 3.0 REMARK 3 AUTHORS : GUNTERT, MUMENTHALER AND WUTHRICH REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2KYQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-JUN-10. REMARK 100 THE RCSB ID CODE IS RCSB101740. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 310 REMARK 210 PH : 5.2 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : MM [U-99% 13C; U-99% 15N] CKR- REMARK 210 BRAZZEIN, 17 UM DSS, 90% H2O/10% REMARK 210 D2O; MM [U-99% 15N] CKR-BRAZZEIN, REMARK 210 17 UM DSS, 90% H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC; REMARK 210 3D CBCA(CO)NH; 3D C(CO)NH; 3D REMARK 210 HNCO; 3D HNCACB; 3D HBHA(CO)NH; REMARK 210 3D H(CCO)NH; 3D 1H-15N NOESY; 3D REMARK 210 1H-13C NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ; 600 MHZ; 900 MHZ REMARK 210 SPECTROMETER MODEL : INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : VNMRJ, NMRPIPE, NMRDRAW, PINE, REMARK 210 SPARKY, TALOS, CYANA 3.0, PSVS REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 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: 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 ALA A 32 -165.07 -61.11 REMARK 500 1 ARG A 33 -40.06 -132.18 REMARK 500 2 ALA A 32 -165.13 -61.16 REMARK 500 2 ARG A 33 -43.31 -132.57 REMARK 500 3 ALA A 32 -165.67 -60.65 REMARK 500 3 ARG A 33 -42.05 -131.61 REMARK 500 4 TYR A 8 73.89 -101.91 REMARK 500 4 ALA A 32 -165.24 -61.01 REMARK 500 4 ARG A 33 -43.84 -132.98 REMARK 500 5 ALA A 32 -165.87 -60.91 REMARK 500 5 ARG A 33 -37.84 -132.11 REMARK 500 6 ALA A 32 -165.88 -60.70 REMARK 500 6 ARG A 33 -39.86 -131.02 REMARK 500 7 ALA A 32 -164.85 -61.39 REMARK 500 7 ARG A 33 -40.84 -133.40 REMARK 500 8 ALA A 32 -165.19 -61.11 REMARK 500 8 ARG A 33 -39.76 -132.25 REMARK 500 9 ALA A 32 -163.54 -61.65 REMARK 500 9 ARG A 33 -40.51 -134.43 REMARK 500 10 ALA A 32 -165.56 -60.82 REMARK 500 10 ARG A 33 -40.37 -131.94 REMARK 500 11 ALA A 32 -164.41 -61.29 REMARK 500 11 ARG A 33 -40.06 -134.20 REMARK 500 12 ALA A 32 -165.67 -61.07 REMARK 500 12 ARG A 33 -39.24 -133.12 REMARK 500 12 ASP A 40 -169.83 -101.14 REMARK 500 13 ALA A 32 -164.27 -61.46 REMARK 500 13 ARG A 33 -38.73 -132.96 REMARK 500 14 ALA A 32 -165.59 -60.82 REMARK 500 14 ARG A 33 -39.45 -131.62 REMARK 500 15 ALA A 32 -164.63 -61.00 REMARK 500 15 ARG A 33 -39.93 -133.10 REMARK 500 16 ALA A 32 -164.82 -60.62 REMARK 500 16 ARG A 33 -40.34 -132.32 REMARK 500 17 ALA A 32 -166.03 -60.34 REMARK 500 17 ARG A 33 -40.07 -131.56 REMARK 500 18 ALA A 32 -161.93 -61.76 REMARK 500 18 ARG A 33 -36.91 -135.93 REMARK 500 19 ALA A 32 -162.92 -61.71 REMARK 500 19 ARG A 33 -37.96 -134.15 REMARK 500 20 ALA A 32 -163.71 -61.15 REMARK 500 20 ARG A 33 -41.07 -134.32 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2KGQ RELATED DB: PDB REMARK 900 WT-BRAZZEIN, REVISED STRUCTURE REMARK 900 RELATED ID: 1BRZ RELATED DB: PDB REMARK 900 WT-BRAZZEIN, ORIGINAL STRUCTURE REMARK 900 RELATED ID: 16978 RELATED DB: BMRB DBREF 2KYQ A 2 54 UNP P56552 DEF_PENBA 2 54 SEQADV 2KYQ CYS A 3 UNP P56552 LYS 3 ENGINEERED MUTATION SEQADV 2KYQ LYS A 4 UNP P56552 CYS 4 ENGINEERED MUTATION SEQADV 2KYQ ARG A 5 UNP P56552 LYS 5 ENGINEERED MUTATION SEQRES 1 A 53 ASP CYS LYS ARG LYS VAL TYR GLU ASN TYR PRO VAL SER SEQRES 2 A 53 LYS CYS GLN LEU ALA ASN GLN CYS ASN TYR ASP CYS LYS SEQRES 3 A 53 LEU ASP LYS HIS ALA ARG SER GLY GLU CYS PHE TYR ASP SEQRES 4 A 53 GLU LYS ARG ASN LEU GLN CYS ILE CYS ASP TYR CYS GLU SEQRES 5 A 53 TYR HELIX 1 1 PRO A 12 GLN A 17 5 6 HELIX 2 2 LEU A 18 LYS A 27 1 10 SHEET 1 A 3 CYS A 3 VAL A 7 0 SHEET 2 A 3 LEU A 45 CYS A 52 -1 O CYS A 49 N LYS A 6 SHEET 3 A 3 GLU A 36 TYR A 39 -1 N GLU A 36 O ILE A 48 SSBOND 1 CYS A 3 CYS A 52 1555 1555 1.98 SSBOND 2 CYS A 16 CYS A 37 1555 1555 1.97 SSBOND 3 CYS A 22 CYS A 47 1555 1555 1.95 SSBOND 4 CYS A 26 CYS A 49 1555 1555 2.04 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