HEADER TRANSPORT PROTEIN 02-AUG-11 3T96 TITLE IODOWILLARDIINE BOUND TO A DOUBLE CYSTEINE MUTANT (A452C/S652C) OF THE TITLE 2 LIGAND BINDING DOMAIN OF GLUA2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR 2; COMPND 3 CHAIN: B, D, F; COMPND 4 FRAGMENT: SEE REMARK 999; COMPND 5 SYNONYM: GLUA2, GLUR2, AMPA-SELECTIVE GLUTAMATE RECEPTOR 2, GLUR-B, COMPND 6 GLUR-K2; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GRIA2,GLUA2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ORIGAMI B (DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET-22B(+) KEYWDS S1S2, NEUROTRANSMITTER RECEPTOR, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.H.AHMED,S.WANG,H.H.CHUANG,R.E.OSWALD REVDAT 5 13-SEP-23 3T96 1 REMARK SEQADV LINK REVDAT 4 26-JUL-17 3T96 1 SOURCE REVDAT 3 19-OCT-11 3T96 1 JRNL REVDAT 2 31-AUG-11 3T96 1 JRNL REVDAT 1 17-AUG-11 3T96 0 JRNL AUTH A.H.AHMED,S.WANG,H.H.CHUANG,R.E.OSWALD JRNL TITL MECHANISM OF AMPA RECEPTOR ACTIVATION BY PARTIAL AGONISTS: JRNL TITL 2 DISULFIDE TRAPPING OF CLOSED LOBE CONFORMATIONS. JRNL REF J.BIOL.CHEM. V. 286 35257 2011 JRNL REFN ISSN 0021-9258 JRNL PMID 21846932 JRNL DOI 10.1074/JBC.M111.269001 REMARK 2 REMARK 2 RESOLUTION. 1.87 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.87 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 26.99 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.060 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.5 REMARK 3 NUMBER OF REFLECTIONS : 69972 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.184 REMARK 3 R VALUE (WORKING SET) : 0.183 REMARK 3 FREE R VALUE : 0.219 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.670 REMARK 3 FREE R VALUE TEST SET COUNT : 1868 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 26.9890 - 4.3965 1.00 5910 163 0.1983 0.2153 REMARK 3 2 4.3965 - 3.4920 1.00 5705 157 0.1584 0.1669 REMARK 3 3 3.4920 - 3.0513 0.99 5612 155 0.1707 0.2091 REMARK 3 4 3.0513 - 2.7726 0.98 5495 150 0.1900 0.2261 REMARK 3 5 2.7726 - 2.5741 0.98 5490 151 0.1883 0.2451 REMARK 3 6 2.5741 - 2.4224 0.96 5371 149 0.1929 0.2421 REMARK 3 7 2.4224 - 2.3012 0.95 5277 146 0.1768 0.2263 REMARK 3 8 2.3012 - 2.2010 0.94 5245 146 0.1755 0.2159 REMARK 3 9 2.2010 - 2.1163 0.93 5125 141 0.1715 0.2447 REMARK 3 10 2.1163 - 2.0433 0.91 5045 138 0.1773 0.2293 REMARK 3 11 2.0433 - 1.9795 0.88 4843 137 0.1829 0.2147 REMARK 3 12 1.9795 - 1.9229 0.83 4609 122 0.1993 0.2834 REMARK 3 13 1.9229 - 1.8723 0.79 4377 113 0.2137 0.2865 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.38 REMARK 3 B_SOL : 52.39 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.240 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.560 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.12220 REMARK 3 B22 (A**2) : 1.76600 REMARK 3 B33 (A**2) : 0.35620 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.007 6197 REMARK 3 ANGLE : 1.095 8329 REMARK 3 CHIRALITY : 0.074 917 REMARK 3 PLANARITY : 0.005 1035 REMARK 3 DIHEDRAL : 15.487 2298 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3T96 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-AUG-11. REMARK 100 THE DEPOSITION ID IS D_1000067194. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-JUN-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : A1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.977 REMARK 200 MONOCHROMATOR : RH COATED SI REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 74781 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.870 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.800 REMARK 200 R MERGE (I) : 0.12200 REMARK 200 R SYM (I) : 0.12200 REMARK 200 FOR THE DATA SET : 29.1800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.87 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.40 REMARK 200 R MERGE FOR SHELL (I) : 0.44300 REMARK 200 R SYM FOR SHELL (I) : 0.44300 REMARK 200 FOR SHELL : 2.319 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: PDB ENTRY 3DP6 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.58 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 14-15% PEG8000, 0.1 M SODIUM REMARK 280 CACODYLATE, 0.1-0.15 M ZINC ACETATE, 0.25 M AMMONIUM SULFATE, PH REMARK 280 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 2 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 X,-Y,-Z REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 -X,-Y+1/2,Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 57.17550 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 81.77350 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 57.17550 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 81.77350 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3030 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23100 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -73.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, D 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3050 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23530 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -92.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: F 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 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 114.35100 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 -163.54700 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG B 149 NH1 NH2 REMARK 470 LYS D 4 CB CG CD CE NZ REMARK 470 ARG D 149 NH1 NH2 REMARK 470 ARG D 163 CG CD NE CZ NH1 NH2 REMARK 470 LYS D 183 CG CD CE NZ 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 ASN D 22 46.39 -99.16 REMARK 500 TRP F 255 -66.18 -102.01 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 2 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 42 OE1 REMARK 620 2 HIS B 46 NE2 81.8 REMARK 620 3 GLU F 166 OE1 85.3 98.4 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D 262 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU D 42 OE1 REMARK 620 2 HIS D 46 NE2 100.3 REMARK 620 3 HOH D1004 O 111.1 139.9 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN F 262 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU F 42 OE1 REMARK 620 2 HIS F 46 NE2 77.1 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IWD B 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IWD D 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IWD F 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN D 3 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN D 262 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN F 262 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3T93 RELATED DB: PDB REMARK 900 GLUTAMATE BOUND TO A DOUBLE CYSTEINE MUTANT (A452C/S652C) OF THE REMARK 900 LIGAND BINDING DOMAIN OF GLUA2 REMARK 900 RELATED ID: 3T9H RELATED DB: PDB REMARK 900 KAINATE BOUND TO A DOUBLE CYSTEINE MUTANT (A452C/S652C) OF THE REMARK 900 LIGAND BINDING DOMAIN OF GLUA2 REMARK 900 RELATED ID: 3T9U RELATED DB: PDB REMARK 900 CNQX BOUND TO AN OXIDIZED DOUBLE CYSTEINE MUTANT (A452C/S652C) OF REMARK 900 THE LIGAND BINDING DOMAIN OF GLUA2 REMARK 900 RELATED ID: 3T9V RELATED DB: PDB REMARK 900 CNQX BOUND TO A REDUCED DOUBLE CYSTEINE MUTANT (A452C/S652C) OF THE REMARK 900 LIGAND BINDING DOMAIN OF GLUA2 REMARK 900 RELATED ID: 3T9X RELATED DB: PDB REMARK 900 GLUTAMATE BOUND TO A DOUBLE CYSTEINE MUTANT (V484C/E657C) OF THE REMARK 900 LIGAND BINDING DOMAIN OF GLUA2 REMARK 999 REMARK 999 SEQUENCE REMARK 999 PROTEIN FRAGMENT COMPRISES UNP RESIDUES 414-527 AND UNP RESIDUES REMARK 999 653-794 CONNECTED BY AN ENGINEERED GT LINKER. DBREF 3T96 B 4 117 UNP P19491 GRIA2_RAT 414 527 DBREF 3T96 B 120 261 UNP P19491 GRIA2_RAT 653 794 DBREF 3T96 D 4 117 UNP P19491 GRIA2_RAT 414 527 DBREF 3T96 D 120 261 UNP P19491 GRIA2_RAT 653 794 DBREF 3T96 F 4 117 UNP P19491 GRIA2_RAT 414 527 DBREF 3T96 F 120 261 UNP P19491 GRIA2_RAT 653 794 SEQADV 3T96 CYS B 63 UNP P19491 ALA 473 ENGINEERED MUTATION SEQADV 3T96 GLY B 118 UNP P19491 LINKER SEQADV 3T96 THR B 119 UNP P19491 LINKER SEQADV 3T96 CYS B 140 UNP P19491 SER 673 ENGINEERED MUTATION SEQADV 3T96 CYS D 63 UNP P19491 ALA 473 ENGINEERED MUTATION SEQADV 3T96 GLY D 118 UNP P19491 LINKER SEQADV 3T96 THR D 119 UNP P19491 LINKER SEQADV 3T96 CYS D 140 UNP P19491 SER 673 ENGINEERED MUTATION SEQADV 3T96 CYS F 63 UNP P19491 ALA 473 ENGINEERED MUTATION SEQADV 3T96 GLY F 118 UNP P19491 LINKER SEQADV 3T96 THR F 119 UNP P19491 LINKER SEQADV 3T96 CYS F 140 UNP P19491 SER 673 ENGINEERED MUTATION SEQRES 1 B 258 LYS THR VAL VAL VAL THR THR ILE LEU GLU SER PRO TYR SEQRES 2 B 258 VAL MET MET LYS LYS ASN HIS GLU MET LEU GLU GLY ASN SEQRES 3 B 258 GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU ALA ALA GLU SEQRES 4 B 258 ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS LEU THR ILE SEQRES 5 B 258 VAL GLY ASP GLY LYS TYR GLY CYS ARG ASP ALA ASP THR SEQRES 6 B 258 LYS ILE TRP ASN GLY MET VAL GLY GLU LEU VAL TYR GLY SEQRES 7 B 258 LYS ALA ASP ILE ALA ILE ALA PRO LEU THR ILE THR LEU SEQRES 8 B 258 VAL ARG GLU GLU VAL ILE ASP PHE SER LYS PRO PHE MET SEQRES 9 B 258 SER LEU GLY ILE SER ILE MET ILE LYS LYS GLY THR PRO SEQRES 10 B 258 ILE GLU SER ALA GLU ASP LEU SER LYS GLN THR GLU ILE SEQRES 11 B 258 ALA TYR GLY THR LEU ASP CYS GLY SER THR LYS GLU PHE SEQRES 12 B 258 PHE ARG ARG SER LYS ILE ALA VAL PHE ASP LYS MET TRP SEQRES 13 B 258 THR TYR MET ARG SER ALA GLU PRO SER VAL PHE VAL ARG SEQRES 14 B 258 THR THR ALA GLU GLY VAL ALA ARG VAL ARG LYS SER LYS SEQRES 15 B 258 GLY LYS TYR ALA TYR LEU LEU GLU SER THR MET ASN GLU SEQRES 16 B 258 TYR ILE GLU GLN ARG LYS PRO CYS ASP THR MET LYS VAL SEQRES 17 B 258 GLY GLY ASN LEU ASP SER LYS GLY TYR GLY ILE ALA THR SEQRES 18 B 258 PRO LYS GLY SER SER LEU GLY ASN ALA VAL ASN LEU ALA SEQRES 19 B 258 VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU ASP LYS LEU SEQRES 20 B 258 LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU CYS SEQRES 1 D 258 LYS THR VAL VAL VAL THR THR ILE LEU GLU SER PRO TYR SEQRES 2 D 258 VAL MET MET LYS LYS ASN HIS GLU MET LEU GLU GLY ASN SEQRES 3 D 258 GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU ALA ALA GLU SEQRES 4 D 258 ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS LEU THR ILE SEQRES 5 D 258 VAL GLY ASP GLY LYS TYR GLY CYS ARG ASP ALA ASP THR SEQRES 6 D 258 LYS ILE TRP ASN GLY MET VAL GLY GLU LEU VAL TYR GLY SEQRES 7 D 258 LYS ALA ASP ILE ALA ILE ALA PRO LEU THR ILE THR LEU SEQRES 8 D 258 VAL ARG GLU GLU VAL ILE ASP PHE SER LYS PRO PHE MET SEQRES 9 D 258 SER LEU GLY ILE SER ILE MET ILE LYS LYS GLY THR PRO SEQRES 10 D 258 ILE GLU SER ALA GLU ASP LEU SER LYS GLN THR GLU ILE SEQRES 11 D 258 ALA TYR GLY THR LEU ASP CYS GLY SER THR LYS GLU PHE SEQRES 12 D 258 PHE ARG ARG SER LYS ILE ALA VAL PHE ASP LYS MET TRP SEQRES 13 D 258 THR TYR MET ARG SER ALA GLU PRO SER VAL PHE VAL ARG SEQRES 14 D 258 THR THR ALA GLU GLY VAL ALA ARG VAL ARG LYS SER LYS SEQRES 15 D 258 GLY LYS TYR ALA TYR LEU LEU GLU SER THR MET ASN GLU SEQRES 16 D 258 TYR ILE GLU GLN ARG LYS PRO CYS ASP THR MET LYS VAL SEQRES 17 D 258 GLY GLY ASN LEU ASP SER LYS GLY TYR GLY ILE ALA THR SEQRES 18 D 258 PRO LYS GLY SER SER LEU GLY ASN ALA VAL ASN LEU ALA SEQRES 19 D 258 VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU ASP LYS LEU SEQRES 20 D 258 LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU CYS SEQRES 1 F 258 LYS THR VAL VAL VAL THR THR ILE LEU GLU SER PRO TYR SEQRES 2 F 258 VAL MET MET LYS LYS ASN HIS GLU MET LEU GLU GLY ASN SEQRES 3 F 258 GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU ALA ALA GLU SEQRES 4 F 258 ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS LEU THR ILE SEQRES 5 F 258 VAL GLY ASP GLY LYS TYR GLY CYS ARG ASP ALA ASP THR SEQRES 6 F 258 LYS ILE TRP ASN GLY MET VAL GLY GLU LEU VAL TYR GLY SEQRES 7 F 258 LYS ALA ASP ILE ALA ILE ALA PRO LEU THR ILE THR LEU SEQRES 8 F 258 VAL ARG GLU GLU VAL ILE ASP PHE SER LYS PRO PHE MET SEQRES 9 F 258 SER LEU GLY ILE SER ILE MET ILE LYS LYS GLY THR PRO SEQRES 10 F 258 ILE GLU SER ALA GLU ASP LEU SER LYS GLN THR GLU ILE SEQRES 11 F 258 ALA TYR GLY THR LEU ASP CYS GLY SER THR LYS GLU PHE SEQRES 12 F 258 PHE ARG ARG SER LYS ILE ALA VAL PHE ASP LYS MET TRP SEQRES 13 F 258 THR TYR MET ARG SER ALA GLU PRO SER VAL PHE VAL ARG SEQRES 14 F 258 THR THR ALA GLU GLY VAL ALA ARG VAL ARG LYS SER LYS SEQRES 15 F 258 GLY LYS TYR ALA TYR LEU LEU GLU SER THR MET ASN GLU SEQRES 16 F 258 TYR ILE GLU GLN ARG LYS PRO CYS ASP THR MET LYS VAL SEQRES 17 F 258 GLY GLY ASN LEU ASP SER LYS GLY TYR GLY ILE ALA THR SEQRES 18 F 258 PRO LYS GLY SER SER LEU GLY ASN ALA VAL ASN LEU ALA SEQRES 19 F 258 VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU ASP LYS LEU SEQRES 20 F 258 LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU CYS HET IWD B 601 15 HET ZN B 1 1 HET ZN B 2 1 HET IWD D 601 15 HET ZN D 3 1 HET ZN D 262 1 HET IWD F 601 15 HET ZN F 262 1 HETNAM IWD 2-AMINO-3-(5-IODO-2,4-DIOXO-3,4-DIHYDRO-2H-PYRIMIDIN-1- HETNAM 2 IWD YL)-PROPIONIC ACID HETNAM ZN ZINC ION HETSYN IWD IODO-WILLARDIINE FORMUL 4 IWD 3(C7 H8 I N3 O4) FORMUL 5 ZN 5(ZN 2+) FORMUL 12 HOH *1080(H2 O) HELIX 1 1 ASN B 22 LEU B 26 5 5 HELIX 2 2 GLU B 27 GLU B 30 5 4 HELIX 3 3 GLY B 34 GLY B 48 1 15 HELIX 4 4 ASN B 72 TYR B 80 1 9 HELIX 5 5 THR B 93 GLU B 98 1 6 HELIX 6 6 SER B 123 LYS B 129 1 7 HELIX 7 7 GLY B 141 SER B 150 1 10 HELIX 8 8 ILE B 152 ALA B 165 1 14 HELIX 9 9 THR B 173 SER B 184 1 12 HELIX 10 10 SER B 194 GLN B 202 1 9 HELIX 11 11 LEU B 230 GLN B 244 1 15 HELIX 12 12 GLY B 245 TYR B 256 1 12 HELIX 13 13 ASN D 22 LEU D 26 5 5 HELIX 14 14 GLU D 27 GLU D 30 5 4 HELIX 15 15 GLY D 34 GLY D 48 1 15 HELIX 16 16 ASN D 72 TYR D 80 1 9 HELIX 17 17 THR D 93 GLU D 98 1 6 HELIX 18 18 SER D 123 LYS D 129 1 7 HELIX 19 19 GLY D 141 SER D 150 1 10 HELIX 20 20 ILE D 152 ALA D 165 1 14 HELIX 21 21 THR D 173 SER D 184 1 12 HELIX 22 22 SER D 194 GLN D 202 1 9 HELIX 23 23 LEU D 230 GLN D 244 1 15 HELIX 24 24 GLY D 245 TYR D 256 1 12 HELIX 25 25 GLU F 27 GLU F 30 5 4 HELIX 26 26 GLY F 34 GLY F 48 1 15 HELIX 27 27 ASN F 72 TYR F 80 1 9 HELIX 28 28 THR F 93 GLU F 98 1 6 HELIX 29 29 SER F 123 LYS F 129 1 7 HELIX 30 30 GLY F 141 SER F 150 1 10 HELIX 31 31 ILE F 152 ALA F 165 1 14 HELIX 32 32 THR F 173 SER F 184 1 12 HELIX 33 33 SER F 194 GLN F 202 1 9 HELIX 34 34 LEU F 230 GLN F 244 1 15 HELIX 35 35 GLY F 245 TRP F 255 1 11 SHEET 1 A 3 TYR B 51 ILE B 55 0 SHEET 2 A 3 VAL B 6 THR B 10 1 N VAL B 8 O LYS B 52 SHEET 3 A 3 ILE B 85 ALA B 86 1 O ILE B 85 N THR B 9 SHEET 1 B 2 MET B 18 MET B 19 0 SHEET 2 B 2 TYR B 32 GLU B 33 -1 O GLU B 33 N MET B 18 SHEET 1 C 2 ILE B 100 PHE B 102 0 SHEET 2 C 2 ALA B 223 PRO B 225 -1 O THR B 224 N ASP B 101 SHEET 1 D 2 MET B 107 LEU B 109 0 SHEET 2 D 2 LYS B 218 TYR B 220 -1 O LYS B 218 N LEU B 109 SHEET 1 E 4 ALA B 134 GLY B 136 0 SHEET 2 E 4 TYR B 188 GLU B 193 1 O LEU B 191 N GLY B 136 SHEET 3 E 4 ILE B 111 LYS B 116 -1 N MET B 114 O TYR B 190 SHEET 4 E 4 THR B 208 VAL B 211 -1 O MET B 209 N ILE B 115 SHEET 1 F 3 TYR D 51 ILE D 55 0 SHEET 2 F 3 VAL D 6 THR D 10 1 N VAL D 8 O THR D 54 SHEET 3 F 3 ILE D 85 ALA D 86 1 O ILE D 85 N THR D 9 SHEET 1 G 2 MET D 18 MET D 19 0 SHEET 2 G 2 TYR D 32 GLU D 33 -1 O GLU D 33 N MET D 18 SHEET 1 H 2 ILE D 100 PHE D 102 0 SHEET 2 H 2 ALA D 223 PRO D 225 -1 O THR D 224 N ASP D 101 SHEET 1 I 2 MET D 107 LEU D 109 0 SHEET 2 I 2 LYS D 218 TYR D 220 -1 O LYS D 218 N LEU D 109 SHEET 1 J 4 ALA D 134 GLY D 136 0 SHEET 2 J 4 TYR D 188 GLU D 193 1 O ALA D 189 N ALA D 134 SHEET 3 J 4 ILE D 111 LYS D 116 -1 N MET D 114 O TYR D 190 SHEET 4 J 4 THR D 208 VAL D 211 -1 O MET D 209 N ILE D 115 SHEET 1 K 3 TYR F 51 ILE F 55 0 SHEET 2 K 3 VAL F 6 THR F 10 1 N VAL F 8 O LYS F 52 SHEET 3 K 3 ILE F 85 ALA F 86 1 O ILE F 85 N THR F 9 SHEET 1 L 2 MET F 18 MET F 19 0 SHEET 2 L 2 TYR F 32 GLU F 33 -1 O GLU F 33 N MET F 18 SHEET 1 M 2 ILE F 100 PHE F 102 0 SHEET 2 M 2 ALA F 223 PRO F 225 -1 O THR F 224 N ASP F 101 SHEET 1 N 2 MET F 107 LEU F 109 0 SHEET 2 N 2 LYS F 218 TYR F 220 -1 O LYS F 218 N LEU F 109 SHEET 1 O 4 ALA F 134 GLY F 136 0 SHEET 2 O 4 TYR F 188 GLU F 193 1 O LEU F 191 N GLY F 136 SHEET 3 O 4 ILE F 111 LYS F 116 -1 N MET F 114 O TYR F 190 SHEET 4 O 4 THR F 208 VAL F 211 -1 O MET F 209 N ILE F 115 SSBOND 1 CYS B 63 CYS B 140 1555 1555 2.27 SSBOND 2 CYS B 206 CYS B 261 1555 1555 2.25 SSBOND 3 CYS D 63 CYS D 140 1555 1555 2.24 SSBOND 4 CYS D 206 CYS D 261 1555 1555 2.40 SSBOND 5 CYS F 63 CYS F 140 1555 1555 2.35 SSBOND 6 CYS F 206 CYS F 261 1555 1555 2.32 LINK ZN ZN B 1 NE2 HIS B 23 1555 1555 2.37 LINK ZN ZN B 2 OE1 GLU B 42 1555 1555 2.28 LINK ZN ZN B 2 NE2 HIS B 46 1555 1555 2.43 LINK ZN ZN B 2 OE1 GLU F 166 1555 1555 2.25 LINK ZN ZN D 3 OE2 GLU D 24 1555 1555 2.59 LINK OE1 GLU D 42 ZN ZN D 262 1555 1555 2.39 LINK NE2 HIS D 46 ZN ZN D 262 1555 1555 2.42 LINK ZN ZN D 262 O HOH D1004 1555 1555 2.52 LINK OE1 GLU F 42 ZN ZN F 262 1555 1555 2.38 LINK NE2 HIS F 46 ZN ZN F 262 1555 1555 2.48 CISPEP 1 SER B 14 PRO B 15 0 4.21 CISPEP 2 GLU B 166 PRO B 167 0 -4.44 CISPEP 3 LYS B 204 PRO B 205 0 4.68 CISPEP 4 SER D 14 PRO D 15 0 1.03 CISPEP 5 GLU D 166 PRO D 167 0 -4.31 CISPEP 6 LYS D 204 PRO D 205 0 6.47 CISPEP 7 SER F 14 PRO F 15 0 4.17 CISPEP 8 GLU F 166 PRO F 167 0 -4.75 CISPEP 9 LYS F 204 PRO F 205 0 4.34 SITE 1 AC1 15 TYR B 61 PRO B 89 LEU B 90 THR B 91 SITE 2 AC1 15 ARG B 96 LEU B 138 GLY B 141 SER B 142 SITE 3 AC1 15 THR B 143 THR B 174 LEU B 192 GLU B 193 SITE 4 AC1 15 TYR B 220 HOH B 275 HOH B 279 SITE 1 AC2 15 TYR D 61 PRO D 89 LEU D 90 THR D 91 SITE 2 AC2 15 ARG D 96 LEU D 138 GLY D 141 SER D 142 SITE 3 AC2 15 THR D 143 THR D 174 LEU D 192 GLU D 193 SITE 4 AC2 15 TYR D 220 HOH D 265 HOH D 280 SITE 1 AC3 17 HOH F 3 TYR F 61 PRO F 89 LEU F 90 SITE 2 AC3 17 THR F 91 ARG F 96 LEU F 138 GLY F 141 SITE 3 AC3 17 SER F 142 THR F 143 THR F 174 LEU F 192 SITE 4 AC3 17 GLU F 193 TYR F 220 HOH F 269 HOH F 271 SITE 5 AC3 17 HOH F 294 SITE 1 AC4 2 HIS B 23 ASP D 65 SITE 1 AC5 3 GLU B 42 HIS B 46 GLU F 166 SITE 1 AC6 5 HIS D 23 GLU D 24 LYS F 20 HIS F 23 SITE 2 AC6 5 GLU F 30 SITE 1 AC7 3 GLU D 42 HIS D 46 HOH D1004 SITE 1 AC8 4 GLU B 166 GLU F 42 HIS F 46 GLN F 244 CRYST1 47.793 114.351 163.547 90.00 90.00 90.00 P 2 21 21 12 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 0.020924 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008745 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006114 0.00000