1BRZ - Header Asymmetric Unit

HEADER SWEET PROTEIN 12-MAR-98 1BRZ

TITLE SOLUTION STRUCTURE OF THE SWEET PROTEIN BRAZZEIN, NMR, 43 TITLE 2 STRUCTURES

COMPND MOL_ID: 1; COMPND 2 MOLECULE: BRAZZEIN; COMPND 3 CHAIN: A

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PENTADIPLANDRA BRAZZEANA; SOURCE 3 ORGANISM_TAXID: 43545; SOURCE 4 ORGAN: FRUIT; SOURCE 5 TISSUE: PULP SURROUNDING SEEDS; SOURCE 6 OTHER_DETAILS: EXTRACTED FROM FRUIT GROWN IN THE WILD

KEYWDS SWEET PROTEIN, CYSTEINE-STABILIZED ALPHA-BETA

EXPDTA SOLUTION NMR

NUMMDL 43

AUTHOR J.E.CALDWELL,F.ABILDGAARD,Z.DZAKULA,D.MING,G.HELLEKANT, AUTHOR 2 J.L.MARKLEY

REVDAT 2 24-FEB-09 1BRZ 1 VERSN REVDAT 1 01-JUL-98 1BRZ 0

JRNL AUTH J.E.CALDWELL,F.ABILDGAARD,Z.DZAKULA,D.MING, JRNL AUTH 2 G.HELLEKANT,J.L.MARKLEY JRNL TITL SOLUTION STRUCTURE OF THE THERMOSTABLE JRNL TITL 2 SWEET-TASTING PROTEIN BRAZZEIN. JRNL REF NAT.STRUCT.BIOL. V. 5 427 1998 JRNL REFN ISSN 1072-8368 JRNL PMID 9628478 JRNL DOI 10.1038/NSB0698-427

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.E.CALDWELL,F.ABILDGAARD,D.MING,G.HELLEKANT, REMARK 1 AUTH 2 J.L.MARKLEY REMARK 1 TITL COMPLETE 1H AND PARTIAL 13C RESONANCE ASSIGNMENTS REMARK 1 TITL 2 AT 37 AND 22 DEGREES C FOR BRAZZEIN, AN INTENSELY REMARK 1 TITL 3 SWEET PROTEIN REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 1 REFERENCE 2 REMARK 1 AUTH D.MING,G.HELLEKANT REMARK 1 TITL BRAZZEIN, A NEW HIGH-POTENCY THERMOSTABLE SWEET REMARK 1 TITL 2 PROTEIN FROM PENTADIPLANDRA BRAZZEANA B REMARK 1 REF FEBS LETT. V. 355 106 1994 REMARK 1 REFN ISSN 0014-5793

REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.843 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REFINEMENT DETAILS CAN BE FOUND IN REMARK 3 THE JRNL CITATION ABOVE. REFINED USING FOUR CYCLES OF REMARK 3 SIMULATED ANNEALING REFINEMENT IN X-PLOR.

REMARK 4 REMARK 4 1BRZ COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 295 REMARK 210 PH : 5.2 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NOESY, E.COSY, DQ, DQF COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ, 750 MHZ REMARK 210 SPECTROMETER MODEL : AM600, DMX750 REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : X-PLOR REMARK 210 METHOD USED : DYNAMICAL SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 80 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 43 REMARK 210 CONFORMERS, SELECTION CRITERIA : LEAST RESTRAINT VIOLATION 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.

DBREF 1BRZ A 2 54 UNP P56552 BRAZ_PENBA 2 54

SEQRES 1 A 54 PCA ASP LYS CYS LYS LYS VAL TYR GLU ASN TYR PRO VAL SEQRES 2 A 54 SER LYS CYS GLN LEU ALA ASN GLN CYS ASN TYR ASP CYS SEQRES 3 A 54 LYS LEU ASP LYS HIS ALA ARG SER GLY GLU CYS PHE TYR SEQRES 4 A 54 ASP GLU LYS ARG ASN LEU GLN CYS ILE CYS ASP TYR CYS SEQRES 5 A 54 GLU TYR

MODRES 1BRZ PCA A 1 GLU PYROGLUTAMIC ACID

HET PCA A 1 14

HETNAM PCA PYROGLUTAMIC ACID

FORMUL 1 PCA C5 H7 N O3

HELIX 1 H1 GLN A 21 ASP A 29 1 9

SHEET 1 S1 3 LYS A 5 VAL A 7 0 SHEET 2 S1 3 ASN A 44 ASP A 50 -1 N CYS A 49 O LYS A 6 SHEET 3 S1 3 SER A 34 TYR A 39 -1 N SER A 34 O ASP A 50

SSBOND 1 CYS A 4 CYS A 52 1555 1555 2.03 SSBOND 2 CYS A 16 CYS A 37 1555 1555 2.03 SSBOND 3 CYS A 22 CYS A 47 1555 1555 2.03 SSBOND 4 CYS A 26 CYS A 49 1555 1555 2.03

LINK C PCA A 1 N ASP A 2 1555 1555 1.33

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