HEADER METAL BINDING PROTEIN 25-JAN-01 1HZR OBSLTE 22-MAY-02 1HZR 1J5M TITLE SOLUTION STRUCTURE OF THE SYNTHETIC 113CD_3 BETA_N DOMAIN TITLE 2 OF LOBSTER METALLOTHIONEIN-1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: METALLOTHIONEIN-1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: BETA_N DOMAIN (RESIDUES 1-28); COMPND 5 SYNONYM: CUMT-1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THE PEPTIDE WAS CHEMICALLY SYNTHESIZED. THE SOURCE 4 SEQUENCE OF THE PEPTIDE IS NATURALLY FOUND IN HOMARUS SOURCE 5 AMERICANUS (AMERICAN LOBSTER). KEYWDS METALLOTHIONEIN, BETA-DOMAIN, METAL-SULFUR-CLUSTER, 2D-NMR, KEYWDS 2 113CD-NMR, CONFORMATIONAL CHANGES, HN-S-HYDROGEN BONDS EXPDTA NMR AUTHOR A.MUNOZ,F.H.FORSTERLING,C.F.SHAW III,D.H.PETERING REVDAT 3 01-APR-03 1HZR 1 JRNL REVDAT 2 22-MAY-02 1HZR 1 OBSLTE REVDAT 1 17-APR-02 1HZR 0 JRNL AUTH A.MUNOZ,F.H.FORSTERLING,C.F.SHAW III,D.H.PETERING JRNL TITL STRUCTURE OF THE (113)CD(3)BETA DOMAINS FROM JRNL TITL 2 HOMARUS AMERICANUS METALLOTHIONEIN-1: HYDROGEN JRNL TITL 3 BONDING AND SOLVENT ACCESSIBILITY OF SULFUR ATOMS JRNL REF J.BIOL.INORG.CHEM. V. 7 713 2002 JRNL REFN ASTM JJBCFA GW ISSN 0949-8257 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : AXEL BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE STRUCTURE IS BASED ON 276 REMARK 3 DISTANCE RESTRAINTS, 240 DERIVED FROM NOE, 33 METAL CLUSTER REMARK 3 RESTRAINTS FROM 113CD HSQC TOCSY AND 6 RESTRAINTS FROM HN-S REMARK 3 HYDROGEN BONDS. A TOTAL OF 27 DIHEDRAL ANGLE RESTRAINTS WAS REMARK 3 APPLIED, 13 PHI, 10 CHI1 AND 4 CYS-CD CHI2 ANGLES. METHYLENE REMARK 3 PROTONS FOR WHICH NO STEREOSPECIFIC ASSIGNMENT COULD BE REMARK 3 OBTAINED WERE TREATED WITH THE FLOATING CHIRALITY PROCEDURE IN REMARK 3 XPLOR. REMARK 4 REMARK 4 1HZR COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-FEB-2001. REMARK 100 THE RCSB ID CODE IS RCSB012726. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 278; 298 REMARK 210 PH : 7.4; 7.4 REMARK 210 IONIC STRENGTH : 5MM TRIS-HCL; 5MM TRIS-HCL REMARK 210 PRESSURE : AMBIENT; AMBIENT REMARK 210 SAMPLE CONTENTS : 5MM (113CD)3-BETA_N, 5MM D- REMARK 210 TRIS-HCL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D-TOCSY, 2D-NOESY, DQF-COSY, REMARK 210 PE-COSY, 2D-113CD-HSQC-TOCSY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ, 300 MHZ REMARK 210 SPECTROMETER MODEL : DRX, DPX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR 2.5, FELIX 2000, X- REMARK 210 PLOR 3.851, MOLMOL 2K.1 REMARK 210 METHOD USED : AB INITIO SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : NULL REMARK 210 CONFORMERS, NUMBER SUBMITTED : NULL REMARK 210 CONFORMERS, SELECTION CRITERIA : NULL REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: HN-S HYDROGEN BONDS WERE DETERMINED USING A 2D LONG REMARK 210 RANGE 1H{113CD} HMQC EXPERIMENT 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 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4725 RELATED DB: BMRB REMARK 900 CONTAINS 1H, 13C CHEMICAL SHIFTS AND 3JHNHA AND 3JHAHB REMARK 900 COUPLING CONSTANTS REMARK 900 RELATED ID: 1HZQ RELATED DB: PDB REMARK 900 CONTAINS THE MINIMIZED AVERAGE STRUCTURE OF THE BETA_C REMARK 900 DOMAIN OF THIS PROTEIN DBREF 1HZR A 1 28 UNP P29499 MT1_HOMAM 1 28 SEQRES 1 A 28 PRO GLY PRO CYS CYS LYS ASP LYS CYS GLU CYS ALA GLU SEQRES 2 A 28 GLY GLY CYS LYS THR GLY CYS LYS CYS THR SER CYS ARG SEQRES 3 A 28 CYS ALA HET CD 29 1 HET CD 30 1 HET CD 31 1 HETNAM CD CADMIUM ION FORMUL 2 CD 3(CD 2+) 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 MASTER 63 0 3 0 0 0 0 6 365 1 0 3 END