HEADER MEMBRANE PROTEIN 14-FEB-18 6FQG TITLE GLUA2(FLOP) G724C LIGAND BINDING CORE DIMER BOUND TO L-GLUTAMATE (FORM TITLE 2 A) AT 2.34 ANGSTROM RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE RECEPTOR 2; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: GLUR-2,AMPA-SELECTIVE GLUTAMATE RECEPTOR 2,GLUR-B,GLUR-K2, COMPND 5 GLUTAMATE RECEPTOR IONOTROPIC,AMPA 2,GLUA2; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: GRIA2, GLUR2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI K-12; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 83333; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: ORIGAMI B; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET22B KEYWDS AMPAR RECEPTOR, LIGAND BINDING DOMAIN, COMPETITIVE ANTAGONIST, CROSS- KEYWDS 2 LINKED DIMER, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR I.D.COOMBS,D.SOTO,M.G.GOLD,M.F.FARRANT,S.G.CULL-CANDY REVDAT 3 07-FEB-24 6FQG 1 REMARK REVDAT 2 15-MAR-23 6FQG 1 COMPND SOURCE REMARK HET REVDAT 2 2 1 HETNAM HETSYN FORMUL ATOM REVDAT 1 13-MAR-19 6FQG 0 JRNL AUTH I.D.COOMBS,D.SOTO,M.G.GOLD,M.F.FARRANT,S.G.CULL-CANDY JRNL TITL X-RAY STRUCTURE OF GLUA2 FLOP G724C LIGAND BINDING CORE JRNL TITL 2 DIMER BOUND TO GLUTAMATE AT 2.32 ANGSTROMS RESOLUTION JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.34 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.11.1_2575 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.34 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 51.73 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.351 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.7 REMARK 3 NUMBER OF REFLECTIONS : 43789 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.181 REMARK 3 R VALUE (WORKING SET) : 0.179 REMARK 3 FREE R VALUE : 0.231 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.926 REMARK 3 FREE R VALUE TEST SET COUNT : 2157 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 51.7385 - 5.7719 0.96 2779 191 0.1614 0.2213 REMARK 3 2 5.7719 - 4.5822 0.93 2694 164 0.1468 0.1704 REMARK 3 3 4.5822 - 4.0032 0.97 2870 132 0.1267 0.1787 REMARK 3 4 4.0032 - 3.6373 0.98 2894 116 0.1467 0.2237 REMARK 3 5 3.6373 - 3.3767 0.92 2664 144 0.1646 0.2394 REMARK 3 6 3.3767 - 3.1776 0.97 2819 180 0.1721 0.2269 REMARK 3 7 3.1776 - 3.0185 0.97 2899 104 0.2046 0.2546 REMARK 3 8 3.0185 - 2.8871 0.96 2854 134 0.2092 0.2120 REMARK 3 9 2.8871 - 2.7760 0.96 2762 161 0.2144 0.2657 REMARK 3 10 2.7760 - 2.6802 0.90 2692 111 0.2420 0.2908 REMARK 3 11 2.6802 - 2.5964 0.94 2772 155 0.2442 0.3636 REMARK 3 12 2.5964 - 2.5222 0.95 2727 162 0.2523 0.3052 REMARK 3 13 2.5222 - 2.4558 0.96 2865 142 0.2619 0.2711 REMARK 3 14 2.4558 - 2.3959 0.96 2773 155 0.2699 0.3650 REMARK 3 15 2.3959 - 2.3414 0.86 2568 106 0.3098 0.3478 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.300 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.697 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 55.91 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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 : 0.013 4135 REMARK 3 ANGLE : 1.262 5560 REMARK 3 CHIRALITY : 0.063 616 REMARK 3 PLANARITY : 0.008 694 REMARK 3 DIHEDRAL : 14.500 2514 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 : 1 REMARK 3 NCS GROUP : 1 REMARK 3 NCS OPERATOR : 1 REMARK 3 REFERENCE SELECTION: CHAIN 'A' REMARK 3 SELECTION : (CHAIN 'B' AND RESID 4 THROUGH 261) REMARK 3 ATOM PAIRS NUMBER : NULL REMARK 3 RMSD : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6FQG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 14-FEB-18. REMARK 100 THE DEPOSITION ID IS D_1200008363. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-DEC-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I04 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97623 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M-F REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XIA2 REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.5.27 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 45174 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.980 REMARK 200 RESOLUTION RANGE LOW (A) : 92.400 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.98 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 1.26700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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: 3KGC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.89 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.85 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M AMMONIUM CHLORIDE, 20% PEG 3350, REMARK 280 10UM ZK200775, PH 4.0, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 287K 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 43.82750 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: 900 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24640 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -6.0 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 1 REMARK 465 ALA A 2 REMARK 465 ASN A 3 REMARK 465 GLY A 262 REMARK 465 SER A 263 REMARK 465 GLY A 264 REMARK 465 GLY B 1 REMARK 465 ALA B 2 REMARK 465 ASN B 3 REMARK 465 SER B 263 REMARK 465 GLY B 264 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 CYS A 261 O REMARK 470 CYS B 261 O REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 HH22 ARG B 148 O HOH B 401 1.29 REMARK 500 HZ2 LYS A 69 O HOH A 401 1.34 REMARK 500 HE ARG A 148 O HOH A 404 1.55 REMARK 500 NH2 ARG B 148 O HOH B 401 2.02 REMARK 500 NZ LYS A 69 O HOH A 401 2.05 REMARK 500 O SER A 140 O HOH A 402 2.07 REMARK 500 OG1 THR B 224 O HOH B 402 2.07 REMARK 500 O HOH B 404 O HOH B 451 2.07 REMARK 500 OH TYR A 51 O HOH A 403 2.14 REMARK 500 O HOH B 456 O HOH B 457 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 22 43.59 -101.44 REMARK 500 PRO A 89 69.19 -69.81 REMARK 500 SER A 140 60.15 -155.03 REMARK 500 TRP A 255 -65.57 -91.78 REMARK 500 ASN B 22 40.37 -101.80 REMARK 500 LYS B 69 19.74 54.08 REMARK 500 SER B 140 57.68 -158.07 REMARK 500 GLN B 202 30.57 -99.00 REMARK 500 TRP B 255 -65.90 -96.09 REMARK 500 GLU B 260 20.94 -141.53 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GLU A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GLU B 301 DBREF 6FQG A 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 6FQG A 120 264 UNP P19491 GRIA2_RAT 653 797 DBREF 6FQG B 3 117 UNP P19491 GRIA2_RAT 413 527 DBREF 6FQG B 120 264 UNP P19491 GRIA2_RAT 653 797 SEQADV 6FQG GLY A 1 UNP P19491 EXPRESSION TAG SEQADV 6FQG ALA A 2 UNP P19491 EXPRESSION TAG SEQADV 6FQG GLY A 118 UNP P19491 LINKER SEQADV 6FQG THR A 119 UNP P19491 LINKER SEQADV 6FQG CYS A 212 UNP P19491 GLY 745 CONFLICT SEQADV 6FQG GLY B 1 UNP P19491 EXPRESSION TAG SEQADV 6FQG ALA B 2 UNP P19491 EXPRESSION TAG SEQADV 6FQG GLY B 118 UNP P19491 LINKER SEQADV 6FQG THR B 119 UNP P19491 LINKER SEQADV 6FQG CYS B 212 UNP P19491 GLY 745 CONFLICT SEQRES 1 A 264 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 A 264 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 A 264 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 A 264 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 A 264 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 A 264 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 A 264 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 A 264 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 A 264 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 A 264 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 A 264 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 A 264 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 A 264 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 A 264 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 A 264 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 A 264 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 A 264 MET LYS VAL CYS GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 A 264 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 A 264 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 A 264 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 A 264 CYS GLY SER GLY SEQRES 1 B 264 GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU SEQRES 2 B 264 SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU SEQRES 3 B 264 GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU SEQRES 4 B 264 ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS SEQRES 5 B 264 LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP SEQRES 6 B 264 ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU SEQRES 7 B 264 VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR SEQRES 8 B 264 ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS SEQRES 9 B 264 PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS SEQRES 10 B 264 GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN SEQRES 11 B 264 THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR SEQRES 12 B 264 LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP SEQRES 13 B 264 LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL SEQRES 14 B 264 PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG SEQRES 15 B 264 LYS SER LYS GLY LYS TYR ALA TYR LEU LEU GLU SER THR SEQRES 16 B 264 MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR SEQRES 17 B 264 MET LYS VAL CYS GLY ASN LEU ASP SER LYS GLY TYR GLY SEQRES 18 B 264 ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL SEQRES 19 B 264 ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU SEQRES 20 B 264 ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU SEQRES 21 B 264 CYS GLY SER GLY HET GLU A 301 17 HET GLU B 301 17 HETNAM GLU GLUTAMIC ACID FORMUL 3 GLU 2(C5 H9 N O4) FORMUL 5 HOH *104(H2 O) HELIX 1 AA1 ASN A 22 LEU A 26 5 5 HELIX 2 AA2 GLU A 27 GLU A 30 5 4 HELIX 3 AA3 GLY A 34 GLY A 48 1 15 HELIX 4 AA4 ASN A 72 TYR A 80 1 9 HELIX 5 AA5 THR A 93 GLU A 98 1 6 HELIX 6 AA6 SER A 123 LYS A 129 1 7 HELIX 7 AA7 GLY A 141 SER A 150 1 10 HELIX 8 AA8 ILE A 152 ALA A 165 1 14 HELIX 9 AA9 THR A 173 LYS A 183 1 11 HELIX 10 AB1 SER A 194 GLN A 202 1 9 HELIX 11 AB2 LEU A 230 GLN A 244 1 15 HELIX 12 AB3 GLY A 245 TRP A 255 1 11 HELIX 13 AB4 ASN B 22 LEU B 26 5 5 HELIX 14 AB5 GLU B 27 GLU B 30 5 4 HELIX 15 AB6 GLY B 34 CYS B 47 1 14 HELIX 16 AB7 ASN B 72 TYR B 80 1 9 HELIX 17 AB8 THR B 93 GLU B 98 1 6 HELIX 18 AB9 SER B 123 LYS B 129 1 7 HELIX 19 AC1 GLY B 141 SER B 150 1 10 HELIX 20 AC2 ILE B 152 ALA B 165 1 14 HELIX 21 AC3 THR B 173 LYS B 183 1 11 HELIX 22 AC4 SER B 194 GLN B 202 1 9 HELIX 23 AC5 SER B 229 GLN B 244 1 16 HELIX 24 AC6 GLY B 245 TYR B 256 1 12 SHEET 1 AA1 3 TYR A 51 ILE A 55 0 SHEET 2 AA1 3 VAL A 6 THR A 10 1 N VAL A 6 O LYS A 52 SHEET 3 AA1 3 ILE A 85 ALA A 86 1 O ILE A 85 N THR A 9 SHEET 1 AA2 2 MET A 18 MET A 19 0 SHEET 2 AA2 2 TYR A 32 GLU A 33 -1 O GLU A 33 N MET A 18 SHEET 1 AA3 2 ILE A 100 PHE A 102 0 SHEET 2 AA3 2 ALA A 223 PRO A 225 -1 O THR A 224 N ASP A 101 SHEET 1 AA4 2 MET A 107 LEU A 109 0 SHEET 2 AA4 2 LYS A 218 TYR A 220 -1 O LYS A 218 N LEU A 109 SHEET 1 AA5 4 ALA A 134 THR A 137 0 SHEET 2 AA5 4 TYR A 188 GLU A 193 1 O ALA A 189 N ALA A 134 SHEET 3 AA5 4 ILE A 111 LYS A 116 -1 N SER A 112 O LEU A 192 SHEET 4 AA5 4 THR A 208 LYS A 210 -1 O MET A 209 N ILE A 115 SHEET 1 AA6 3 TYR B 51 ILE B 55 0 SHEET 2 AA6 3 VAL B 6 THR B 10 1 N VAL B 8 O LYS B 52 SHEET 3 AA6 3 ILE B 85 ALA B 86 1 O ILE B 85 N THR B 9 SHEET 1 AA7 2 MET B 18 MET B 19 0 SHEET 2 AA7 2 TYR B 32 GLU B 33 -1 O GLU B 33 N MET B 18 SHEET 1 AA8 2 ILE B 100 PHE B 102 0 SHEET 2 AA8 2 ALA B 223 PRO B 225 -1 O THR B 224 N ASP B 101 SHEET 1 AA9 2 MET B 107 LEU B 109 0 SHEET 2 AA9 2 LYS B 218 TYR B 220 -1 O LYS B 218 N LEU B 109 SHEET 1 AB1 4 ALA B 134 GLY B 136 0 SHEET 2 AB1 4 TYR B 188 GLU B 193 1 O ALA B 189 N ALA B 134 SHEET 3 AB1 4 ILE B 111 LYS B 116 -1 N SER B 112 O LEU B 192 SHEET 4 AB1 4 THR B 208 LYS B 210 -1 O MET B 209 N ILE B 115 SSBOND 1 CYS A 206 CYS A 261 1555 1555 2.02 SSBOND 2 CYS A 212 CYS B 212 1555 1555 2.08 SSBOND 3 CYS B 206 CYS B 261 1555 1555 2.03 CISPEP 1 SER A 14 PRO A 15 0 2.57 CISPEP 2 GLU A 166 PRO A 167 0 3.18 CISPEP 3 LYS A 204 PRO A 205 0 1.76 CISPEP 4 SER B 14 PRO B 15 0 3.30 CISPEP 5 GLU B 166 PRO B 167 0 4.44 CISPEP 6 LYS B 204 PRO B 205 0 2.96 SITE 1 AC1 12 TYR A 61 PRO A 89 LEU A 90 THR A 91 SITE 2 AC1 12 ARG A 96 GLY A 141 SER A 142 THR A 143 SITE 3 AC1 12 GLU A 193 HOH A 412 HOH A 416 HOH A 431 SITE 1 AC2 11 TYR B 61 PRO B 89 THR B 91 ARG B 96 SITE 2 AC2 11 GLY B 141 SER B 142 THR B 143 GLU B 193 SITE 3 AC2 11 HOH B 412 HOH B 428 HOH B 430 CRYST1 50.465 87.655 68.280 90.00 110.22 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 0.019816 0.000000 0.007300 0.00000 SCALE2 0.000000 0.011408 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015608 0.00000