HEADER TRANSPORT PROTEIN INHIBITOR 14-FEB-15 2MZM TITLE THE SOLUTION STRUCTURE OF THE MAGNESIUM-BOUND CONANTOKIN-G COMPND MOL_ID: 1; COMPND 2 MOLECULE: CONANTOKIN-R1-B; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CON-R1-B; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: CONUS ROLANI; SOURCE 4 ORGANISM_COMMON: CONE SNAIL; SOURCE 5 ORGANISM_TAXID: 745791 KEYWDS TOXIN, NMDAR ANTAGONIST, METAL BINDING PROTEIN, TRANSPORT PROTEIN KEYWDS 2 INHIBITOR EXPDTA SOLUTION NMR NUMMDL 10 AUTHOR S.KUNDA,Y.YUAN,R.D.BALSARA,J.ZAJICEK,F.J.CASTELLINO REVDAT 3 14-JUN-23 2MZM 1 REMARK SEQADV LINK REVDAT 2 05-AUG-15 2MZM 1 JRNL REVDAT 1 17-JUN-15 2MZM 0 JRNL AUTH S.KUNDA,Y.YUAN,R.D.BALSARA,J.ZAJICEK,F.J.CASTELLINO JRNL TITL HYDROXYPROLINE-INDUCED HELICAL DISRUPTION IN CONANTOKIN RL-B JRNL TITL 2 AFFECTS SUBUNIT-SELECTIVE ANTAGONISTIC ACTIVITIES TOWARD ION JRNL TITL 3 CHANNELS OF N-METHYL-D-ASPARTATE RECEPTORS. JRNL REF J.BIOL.CHEM. V. 290 18156 2015 JRNL REFN ISSN 0021-9258 JRNL PMID 26048991 JRNL DOI 10.1074/JBC.M115.650341 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR NIH, X-PLOR NIH REMARK 3 AUTHORS : SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE (X-PLOR REMARK 3 NIH), SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE (X- REMARK 3 PLOR NIH) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2MZM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-FEB-15. REMARK 100 THE DEPOSITION ID IS D_1000104235. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 7 REMARK 210 IONIC STRENGTH : 10 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 2 MM CONANTOKIN G, 10 MM [U-100% REMARK 210 2H] HEPES, 0.01 MG/ML DSS, 10 MM REMARK 210 SODIUM CHLORIDE, 40 MM MAGNESIUM REMARK 210 CHLORIDE, 5 % V/V [U-100% 2H] REMARK 210 D2O, 95% H2O/5% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-1H TOCSY; 2D DQF-COSY; 2D REMARK 210 1H-1H NOESY; 2D 1H-15N HSQC; 2D REMARK 210 1H-13C HSQC REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : SPARKY, TOPSPIN, TALOS REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 200 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 10 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS 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: 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 O ASN A 8 H ILE A 12 1.53 REMARK 500 O CGU A 7 H LEU A 11 1.55 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 1 ARG A 13 0.25 SIDE CHAIN REMARK 500 2 ARG A 13 0.18 SIDE CHAIN REMARK 500 3 ARG A 13 0.29 SIDE CHAIN REMARK 500 4 ARG A 13 0.29 SIDE CHAIN REMARK 500 5 ARG A 13 0.20 SIDE CHAIN REMARK 500 7 ARG A 13 0.20 SIDE CHAIN REMARK 500 9 ARG A 13 0.27 SIDE CHAIN REMARK 500 10 ARG A 13 0.26 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 25465 RELATED DB: BMRB REMARK 900 RELATED ID: 2MYZ RELATED DB: PDB REMARK 900 RELATED ID: 2MZK RELATED DB: PDB REMARK 900 RELATED ID: 2MZL RELATED DB: PDB DBREF 2MZM A 1 17 UNP P0DKZ0 CKR1B_CONRO 79 96 SEQADV 2MZM A UNP P0DKZ0 ALA 84 DELETION SEQADV 2MZM GLN A 6 UNP P0DKZ0 GLU 85 CONFLICT SEQADV 2MZM CGU A 7 UNP P0DKZ0 LYS 86 CONFLICT SEQADV 2MZM ASN A 8 UNP P0DKZ0 ALA 87 CONFLICT SEQADV 2MZM GLN A 9 UNP P0DKZ0 PRO 88 CONFLICT SEQADV 2MZM LEU A 11 UNP P0DKZ0 PHE 90 CONFLICT SEQADV 2MZM ILE A 12 UNP P0DKZ0 ALA 91 CONFLICT SEQADV 2MZM LYS A 15 UNP P0DKZ0 LEU 94 CONFLICT SEQADV 2MZM SER A 16 UNP P0DKZ0 ALA 95 CONFLICT SEQADV 2MZM NH2 A 18 UNP P0DKZ0 EXPRESSION TAG SEQRES 1 A 18 GLY GLU CGU CGU LEU GLN CGU ASN GLN CGU LEU ILE ARG SEQRES 2 A 18 CGU LYS SER ASN NH2 MODRES 2MZM CGU A 3 GLU GAMMA-CARBOXY-GLUTAMIC ACID MODRES 2MZM CGU A 4 GLU GAMMA-CARBOXY-GLUTAMIC ACID MODRES 2MZM CGU A 7 GLU GAMMA-CARBOXY-GLUTAMIC ACID MODRES 2MZM CGU A 10 GLU GAMMA-CARBOXY-GLUTAMIC ACID MODRES 2MZM CGU A 14 GLU GAMMA-CARBOXY-GLUTAMIC ACID HET CGU A 3 17 HET CGU A 4 17 HET CGU A 7 17 HET CGU A 10 17 HET CGU A 14 17 HET NH2 A 18 3 HETNAM CGU GAMMA-CARBOXY-GLUTAMIC ACID HETNAM NH2 AMINO GROUP FORMUL 1 CGU 5(C6 H9 N O6) FORMUL 1 NH2 H2 N HELIX 1 1 GLY A 1 LYS A 15 1 15 LINK C GLU A 2 N CGU A 3 1555 1555 1.31 LINK C CGU A 3 N CGU A 4 1555 1555 1.31 LINK C CGU A 4 N LEU A 5 1555 1555 1.31 LINK C GLN A 6 N CGU A 7 1555 1555 1.31 LINK C CGU A 7 N ASN A 8 1555 1555 1.31 LINK C GLN A 9 N CGU A 10 1555 1555 1.30 LINK C CGU A 10 N LEU A 11 1555 1555 1.31 LINK C ARG A 13 N CGU A 14 1555 1555 1.31 LINK C CGU A 14 N LYS A 15 1555 1555 1.31 LINK C ASN A 17 N NH2 A 18 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 MODEL 1