HEADER MEMBRANE PROTEIN 27-SEP-11 3TZA TITLE CRYSTAL STRUCTURE OF THE GLUA2 LIGAND-BINDING DOMAIN (S1S2J) IN TITLE 2 COMPLEX WITH THE ANTAGONIST (S)-2-AMINO-3-(2-(2-CARBOXYETHYL)-5- TITLE 3 CHLORO-4-NITROPHENYL)PROPIONIC ACID AT 1.9A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR 2,GLUTAMATE RECEPTOR 2; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: LIGAND BINDING DOMAIN, UNP RESIUDES 413-527,UNP RESIDUES COMPND 5 653-796; COMPND 6 SYNONYM: GLUR-2,AMPA-SELECTIVE GLUTAMATE RECEPTOR 2,GLUR-B,GLUR-K2, COMPND 7 GLUTAMATE RECEPTOR IONOTROPIC,AMPA 2,GLUA2,GLUR-2,AMPA-SELECTIVE COMPND 8 GLUTAMATE RECEPTOR 2,GLUR-B,GLUR-K2,GLUTAMATE RECEPTOR IONOTROPIC, COMPND 9 AMPA 2,GLUA2; COMPND 10 ENGINEERED: YES; COMPND 11 OTHER_DETAILS: THE PROTEIN CRYSTALLIZED IS THE EXTRACELLULAR LIGAND- COMPND 12 BINDING DOMIAN OF GLUA2. TRANSMEMBRANE REGIONS WERE GENETICALLY COMPND 13 REMOVED AND REPLACED WITH A GLY-THR LINKER. SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GRIA2, GLUR2; 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 AMPA RECEPTOR LIGAND-BINDING DOMAIN, GLUA2-S1S2J, ANTAGONIST, KEYWDS 2 MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.FRYDENVANG,J.S.KASTRUP REVDAT 4 01-NOV-23 3TZA 1 REMARK REVDAT 3 14-JUN-17 3TZA 1 COMPND REVDAT 2 26-JUN-13 3TZA 1 JRNL REVDAT 1 26-OCT-11 3TZA 0 JRNL AUTH E.SZYMANSKA,K.FRYDENVANG,A.CONTRERAS-SANZ,D.S.PICKERING, JRNL AUTH 2 E.FROLA,Z.SERAFIMOSKA,B.NIELSEN,J.S.KASTRUP,T.N.JOHANSEN JRNL TITL A NEW PHENYLALANINE DERIVATIVE ACTS AS AN ANTAGONIST AT THE JRNL TITL 2 AMPA RECEPTOR GLUA2 AND INTRODUCES PARTIAL DOMAIN CLOSURE: JRNL TITL 3 SYNTHESIS, RESOLUTION, PHARMACOLOGY, AND CRYSTAL STRUCTURE JRNL REF J.MED.CHEM. V. 54 7289 2011 JRNL REFN ISSN 0022-2623 JRNL PMID 21923187 JRNL DOI 10.1021/JM200862H REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.21 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.6 REMARK 3 NUMBER OF REFLECTIONS : 41297 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.175 REMARK 3 R VALUE (WORKING SET) : 0.172 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.030 REMARK 3 FREE R VALUE TEST SET COUNT : 2077 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 38.2172 - 4.6831 0.97 2755 155 0.1438 0.1557 REMARK 3 2 4.6831 - 3.7181 0.98 2719 147 0.1221 0.1686 REMARK 3 3 3.7181 - 3.2484 0.98 2687 159 0.1474 0.2165 REMARK 3 4 3.2484 - 2.9515 0.98 2743 144 0.1620 0.2370 REMARK 3 5 2.9515 - 2.7401 0.98 2704 131 0.1767 0.2345 REMARK 3 6 2.7401 - 2.5785 0.98 2694 137 0.1716 0.2437 REMARK 3 7 2.5785 - 2.4494 0.98 2673 140 0.1735 0.2456 REMARK 3 8 2.4494 - 2.3428 0.97 2719 139 0.1758 0.2612 REMARK 3 9 2.3428 - 2.2526 0.97 2650 153 0.1834 0.2645 REMARK 3 10 2.2526 - 2.1749 0.97 2650 156 0.2121 0.2829 REMARK 3 11 2.1749 - 2.1069 0.97 2665 133 0.2259 0.3200 REMARK 3 12 2.1069 - 2.0467 0.97 2682 143 0.1950 0.2542 REMARK 3 13 2.0467 - 1.9928 0.96 2628 135 0.1898 0.2904 REMARK 3 14 1.9928 - 1.9442 0.83 2298 119 0.1999 0.2462 REMARK 3 15 1.9442 - 1.9000 0.70 1953 86 0.2164 0.2941 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 : 0.37 REMARK 3 B_SOL : 52.68 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.270 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.470 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.92 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.20650 REMARK 3 B22 (A**2) : -4.17820 REMARK 3 B33 (A**2) : 2.97170 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 3.06360 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 : 0.005 4234 REMARK 3 ANGLE : 0.949 5703 REMARK 3 CHIRALITY : 0.067 621 REMARK 3 PLANARITY : 0.004 716 REMARK 3 DIHEDRAL : 15.576 1569 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 3TZA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 05-OCT-11. REMARK 100 THE DEPOSITION ID IS D_1000068107. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-FEB-07 REMARK 200 TEMPERATURE (KELVIN) : 99 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9310 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA 3.2.25 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41312 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 92.848 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.9 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : 0.05700 REMARK 200 R SYM (I) : 0.05700 REMARK 200 FOR THE DATA SET : 17.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 78.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.25300 REMARK 200 R SYM FOR SHELL (I) : 0.25300 REMARK 200 FOR SHELL : 2.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 1N0T REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.51 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 15.2% PEG4000, 0.1M AMMONIUM SULFATE, REMARK 280 0.1M SODIUM ACETATE, PH 5.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 279K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z 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 30.91750 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2360 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24270 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -52.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY A -2 REMARK 465 SER A 260 REMARK 465 GLY B -2 REMARK 465 ALA B -1 REMARK 465 ASN B 0 REMARK 465 GLY B 259 REMARK 465 SER B 260 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 A 19 32.65 -96.21 REMARK 500 ASN B 19 35.21 -94.06 REMARK 500 THR B 128 -9.83 -143.23 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 621 DISTANCE = 5.96 ANGSTROMS REMARK 525 HOH A 622 DISTANCE = 5.92 ANGSTROMS REMARK 525 HOH A 640 DISTANCE = 5.97 ANGSTROMS REMARK 525 HOH B 639 DISTANCE = 5.83 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TZG A 261 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 262 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 263 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 264 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TZG B 261 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 262 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1N0T RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF THE GLUR2 LIGAND-BINDING CORE (S1S2J) IN COMPLEX REMARK 900 WITH THE ANTAGONIST (S)-ATPO AT 2.1 A RESOLUTION. REMARK 900 RELATED ID: 1FTL RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN REMARK 900 COMPLEX WITH THE ANTAGONIST DNQX AT 1.8 A RESOLUTION DBREF 3TZA A 0 114 UNP P19491 GRIA2_RAT 413 527 DBREF 3TZA A 117 260 UNP P19491 GRIA2_RAT 653 796 DBREF 3TZA B 0 114 UNP P19491 GRIA2_RAT 413 527 DBREF 3TZA B 117 260 UNP P19491 GRIA2_RAT 653 796 SEQADV 3TZA GLY A -2 UNP P19491 EXPRESSION TAG SEQADV 3TZA ALA A -1 UNP P19491 EXPRESSION TAG SEQADV 3TZA GLY A 115 UNP P19491 LINKER SEQADV 3TZA THR A 116 UNP P19491 LINKER SEQADV 3TZA GLY B -2 UNP P19491 EXPRESSION TAG SEQADV 3TZA ALA B -1 UNP P19491 EXPRESSION TAG SEQADV 3TZA GLY B 115 UNP P19491 LINKER SEQADV 3TZA THR B 116 UNP P19491 LINKER SEQRES 1 A 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 A 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 A 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 A 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 A 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 A 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 A 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 A 263 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 A 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 A 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 A 263 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 A 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 A 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 A 263 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 A 263 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 A 263 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 A 263 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 A 263 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 A 263 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 A 263 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 A 263 CYS GLY SER SEQRES 1 B 263 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 B 263 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 B 263 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 B 263 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 B 263 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 B 263 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 B 263 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 B 263 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 B 263 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 B 263 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 B 263 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 B 263 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 B 263 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 B 263 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 B 263 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 B 263 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 B 263 MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 B 263 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 B 263 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 B 263 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 B 263 CYS GLY SER HET TZG A 261 21 HET SO4 A 262 5 HET SO4 A 263 5 HET SO4 A 264 5 HET TZG B 261 21 HET SO4 B 262 5 HETNAM TZG (S)-2-AMINO-3-(2-(2-CARBOXYETHYL)-5-CHLORO-4- HETNAM 2 TZG NITROPHENYL)PROPIONIC ACID HETNAM SO4 SULFATE ION FORMUL 3 TZG 2(C12 H13 CL N2 O6) FORMUL 4 SO4 4(O4 S 2-) FORMUL 9 HOH *632(H2 O) HELIX 1 1 ASN A 19 LEU A 23 5 5 HELIX 2 2 GLU A 24 GLU A 27 5 4 HELIX 3 3 GLY A 31 GLY A 45 1 15 HELIX 4 4 ASN A 69 TYR A 77 1 9 HELIX 5 5 THR A 90 GLU A 95 1 6 HELIX 6 6 SER A 120 LYS A 126 1 7 HELIX 7 7 GLY A 138 SER A 147 1 10 HELIX 8 8 ILE A 149 ALA A 162 1 14 HELIX 9 9 THR A 170 SER A 181 1 12 HELIX 10 10 SER A 191 GLN A 199 1 9 HELIX 11 11 LEU A 227 GLN A 241 1 15 HELIX 12 12 GLY A 242 TYR A 253 1 12 HELIX 13 13 ASN B 19 LEU B 23 5 5 HELIX 14 14 GLU B 24 GLU B 27 5 4 HELIX 15 15 GLY B 31 GLY B 45 1 15 HELIX 16 16 ASN B 69 TYR B 77 1 9 HELIX 17 17 THR B 90 GLU B 95 1 6 HELIX 18 18 SER B 120 LYS B 126 1 7 HELIX 19 19 GLY B 138 SER B 147 1 10 HELIX 20 20 ILE B 149 ALA B 162 1 14 HELIX 21 21 THR B 170 SER B 181 1 12 HELIX 22 22 SER B 191 GLU B 198 1 8 HELIX 23 23 LEU B 227 GLN B 241 1 15 HELIX 24 24 GLY B 242 TYR B 253 1 12 SHEET 1 A 3 TYR A 48 ILE A 52 0 SHEET 2 A 3 VAL A 3 THR A 7 1 N VAL A 5 O THR A 51 SHEET 3 A 3 ILE A 82 ALA A 83 1 O ILE A 82 N THR A 6 SHEET 1 B 2 MET A 15 MET A 16 0 SHEET 2 B 2 TYR A 29 GLU A 30 -1 O GLU A 30 N MET A 15 SHEET 1 C 2 ILE A 97 PHE A 99 0 SHEET 2 C 2 ALA A 220 PRO A 222 -1 O THR A 221 N ASP A 98 SHEET 1 D 2 MET A 104 LEU A 106 0 SHEET 2 D 2 LYS A 215 TYR A 217 -1 O LYS A 215 N LEU A 106 SHEET 1 E 4 ALA A 131 GLY A 133 0 SHEET 2 E 4 TYR A 185 GLU A 190 1 O ALA A 186 N ALA A 131 SHEET 3 E 4 ILE A 108 LYS A 113 -1 N MET A 111 O TYR A 187 SHEET 4 E 4 THR A 205 VAL A 208 -1 O MET A 206 N ILE A 112 SHEET 1 F 3 TYR B 48 ILE B 52 0 SHEET 2 F 3 VAL B 3 THR B 7 1 N VAL B 5 O THR B 51 SHEET 3 F 3 ILE B 82 ALA B 83 1 O ILE B 82 N THR B 6 SHEET 1 G 2 MET B 15 MET B 16 0 SHEET 2 G 2 TYR B 29 GLU B 30 -1 O GLU B 30 N MET B 15 SHEET 1 H 2 ILE B 97 PHE B 99 0 SHEET 2 H 2 ALA B 220 PRO B 222 -1 O THR B 221 N ASP B 98 SHEET 1 I 2 MET B 104 LEU B 106 0 SHEET 2 I 2 LYS B 215 TYR B 217 -1 O LYS B 215 N LEU B 106 SHEET 1 J 4 ALA B 131 GLY B 133 0 SHEET 2 J 4 TYR B 185 GLU B 190 1 O LEU B 188 N GLY B 133 SHEET 3 J 4 ILE B 108 LYS B 113 -1 N MET B 111 O TYR B 187 SHEET 4 J 4 THR B 205 VAL B 208 -1 O MET B 206 N ILE B 112 SSBOND 1 CYS A 203 CYS A 258 1555 1555 2.04 SSBOND 2 CYS B 203 CYS B 258 1555 1555 2.04 CISPEP 1 SER A 11 PRO A 12 0 -0.68 CISPEP 2 GLU A 163 PRO A 164 0 -0.87 CISPEP 3 LYS A 201 PRO A 202 0 5.91 CISPEP 4 SER B 11 PRO B 12 0 -2.22 CISPEP 5 GLU B 163 PRO B 164 0 -5.46 CISPEP 6 GLU B 163 PRO B 164 0 -3.85 CISPEP 7 LYS B 201 PRO B 202 0 8.34 SITE 1 AC1 15 TYR A 58 PRO A 86 LEU A 87 THR A 88 SITE 2 AC1 15 ARG A 93 LEU A 135 SER A 139 THR A 140 SITE 3 AC1 15 LEU A 189 GLU A 190 MET A 193 TYR A 217 SITE 4 AC1 15 HOH A 327 HOH A 377 HOH A 394 SITE 1 AC2 5 LYS A 141 ARG A 145 ARG A 160 HOH A 438 SITE 2 AC2 5 HOH A 576 SITE 1 AC3 9 LYS A 57 ALA A 60 ASN A 69 SER A 137 SITE 2 AC3 9 GLY A 138 HOH A 336 HOH A 337 HOH A 393 SITE 3 AC3 9 HOH A 479 SITE 1 AC4 4 LYS A 79 LYS A 113 ARG A 179 HOH A 528 SITE 1 AC5 15 TYR B 58 PRO B 86 LEU B 87 THR B 88 SITE 2 AC5 15 ARG B 93 LEU B 135 THR B 140 THR B 171 SITE 3 AC5 15 LEU B 189 GLU B 190 MET B 193 TYR B 217 SITE 4 AC5 15 HOH B 312 HOH B 368 HOH B 548 SITE 1 AC6 3 HIS B 43 LYS B 237 GLN B 241 CRYST1 48.722 61.835 92.921 90.00 94.09 90.00 P 1 21 1 4 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 0.020525 0.000000 0.001468 0.00000 SCALE2 0.000000 0.016172 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010789 0.00000