HEADER METAL TRANSPORT,MEMBRANE PROTEIN 30-JUN-05 2A5S TITLE CRYSTAL STRUCTURE OF THE NR2A LIGAND BINDING CORE IN COMPLEX WITH TITLE 2 GLUTAMATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: N-METHYL-D-ASPARTATE RECEPTOR NMDAR2A SUBUNIT; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: S1S2 LIGAND-BINDING CORE; COMPND 5 SYNONYM: NMDA RECEPTOR NR2A SUBUNIT; NMDA RECEPTOR NMDAR2A SUBUNIT; COMPND 6 GLUTAMATE RECEPTOR, IONOTROPIC, N-METHYL D-ASPARTATE 2A; COMPND 7 ENGINEERED: YES; COMPND 8 OTHER_DETAILS: CONSTRUCT OF RESIDUES 401-539 AND 661-802 OF GB COMPND 9 AAB58801 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: ORIGAMIB (DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET22B KEYWDS PROTEIN-LIGAND COMPLEX, METAL TRANSPORT, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR H.FURUKAWA,S.K.SINGH,R.MANCUSSO,E.GOUAUX REVDAT 4 30-OCT-24 2A5S 1 REMARK REVDAT 3 26-JUL-17 2A5S 1 SOURCE REMARK REVDAT 2 24-FEB-09 2A5S 1 VERSN REVDAT 1 15-NOV-05 2A5S 0 JRNL AUTH H.FURUKAWA,S.K.SINGH,R.MANCUSSO,E.GOUAUX JRNL TITL SUBUNIT ARRANGEMENT AND FUNCTION IN NMDA RECEPTORS JRNL REF NATURE V. 438 185 2005 JRNL REFN ISSN 0028-0836 JRNL PMID 16281028 JRNL DOI 10.1038/NATURE04089 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.19 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1859072.890 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.4 REMARK 3 NUMBER OF REFLECTIONS : 30942 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : 0.223 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3074 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4249 REMARK 3 BIN R VALUE (WORKING SET) : 0.2150 REMARK 3 BIN FREE R VALUE : 0.2440 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 458 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.011 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2175 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 316 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.90000 REMARK 3 B22 (A**2) : 0.90000 REMARK 3 B33 (A**2) : -1.80000 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.08 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.11 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.740 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.220 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.840 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.190 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.270 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.41 REMARK 3 BSOL : 52.04 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : GLUT.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : GLUT.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2A5S COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-JUL-05. REMARK 100 THE DEPOSITION ID IS D_1000033522. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-OCT-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30725 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: COMBINATION OF MR AND SAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, HEPES, CALCIUM ACETATE, PH REMARK 280 7, EVAPORATION, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 99.33750 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 26.05300 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 26.05300 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 49.66875 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 26.05300 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 26.05300 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 149.00625 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 26.05300 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 26.05300 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 49.66875 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 26.05300 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 26.05300 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 149.00625 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 99.33750 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2790 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25990 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -11.0 KCAL/MOL 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 350 BIOMT1 2 0.000000 -1.000000 0.000000 52.10600 REMARK 350 BIOMT2 2 -1.000000 0.000000 0.000000 52.10600 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 99.33750 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 3 REMARK 465 PRO A 4 REMARK 465 ASP A 5 REMARK 465 ASP A 6 REMARK 465 THR A 29 REMARK 465 ASN A 286 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 LEU A 28 CG CD1 CD2 REMARK 470 GLU A 30 CG CD OE1 OE2 REMARK 470 ARG A 195 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 230 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 GLU A 16 97.39 -169.00 REMARK 500 VAL A 33 -164.80 -123.79 REMARK 500 ARG A 34 -127.73 54.07 REMARK 500 LYS A 87 -109.85 -122.37 REMARK 500 THR A 243 -145.27 -160.38 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 1001 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1PB7 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE NR1 LIGAND BINDING CORE IN COMPLEX WITH REMARK 900 GLYCINE AT 1.35 ANGSTROMS RESOLUTION REMARK 900 RELATED ID: 2A5T RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE NMDA RECEPTOR NR1 SUBUNIT AND NR2A SUBUNITS DBREF 2A5S A 4 142 UNP Q00959 NMDE1_RAT 401 539 DBREF 2A5S A 145 286 GB 2155310 AAB58801 661 802 SEQADV 2A5S GLY A 3 UNP Q00959 SEE REMARK 999 SEQADV 2A5S GLY A 143 UNP Q00959 SEE REMARK 999 SEQADV 2A5S THR A 144 UNP Q00959 SEE REMARK 999 SEQRES 1 A 284 GLY PRO ASP ASP ASN HIS LEU SER ILE VAL THR LEU GLU SEQRES 2 A 284 GLU ALA PRO PHE VAL ILE VAL GLU ASP ILE ASP PRO LEU SEQRES 3 A 284 THR GLU THR CYS VAL ARG ASN THR VAL PRO CYS ARG LYS SEQRES 4 A 284 PHE VAL LYS ILE ASN ASN SER THR ASN GLU GLY MET ASN SEQRES 5 A 284 VAL LYS LYS CYS CYS LYS GLY PHE CYS ILE ASP ILE LEU SEQRES 6 A 284 LYS LYS LEU SER ARG THR VAL LYS PHE THR TYR ASP LEU SEQRES 7 A 284 TYR LEU VAL THR ASN GLY LYS HIS GLY LYS LYS VAL ASN SEQRES 8 A 284 ASN VAL TRP ASN GLY MET ILE GLY GLU VAL VAL TYR GLN SEQRES 9 A 284 ARG ALA VAL MET ALA VAL GLY SER LEU THR ILE ASN GLU SEQRES 10 A 284 GLU ARG SER GLU VAL VAL ASP PHE SER VAL PRO PHE VAL SEQRES 11 A 284 GLU THR GLY ILE SER VAL MET VAL SER ARG GLY THR GLN SEQRES 12 A 284 VAL THR GLY LEU SER ASP LYS LYS PHE GLN ARG PRO HIS SEQRES 13 A 284 ASP TYR SER PRO PRO PHE ARG PHE GLY THR VAL PRO ASN SEQRES 14 A 284 GLY SER THR GLU ARG ASN ILE ARG ASN ASN TYR PRO TYR SEQRES 15 A 284 MET HIS GLN TYR MET THR ARG PHE ASN GLN ARG GLY VAL SEQRES 16 A 284 GLU ASP ALA LEU VAL SER LEU LYS THR GLY LYS LEU ASP SEQRES 17 A 284 ALA PHE ILE TYR ASP ALA ALA VAL LEU ASN TYR LYS ALA SEQRES 18 A 284 GLY ARG ASP GLU GLY CYS LYS LEU VAL THR ILE GLY SER SEQRES 19 A 284 GLY TYR ILE PHE ALA THR THR GLY TYR GLY ILE ALA LEU SEQRES 20 A 284 GLN LYS GLY SER PRO TRP LYS ARG GLN ILE ASP LEU ALA SEQRES 21 A 284 LEU LEU GLN PHE VAL GLY ASP GLY GLU MET GLU GLU LEU SEQRES 22 A 284 GLU THR LEU TRP LEU THR GLY ILE CYS HIS ASN HET GLU A1001 10 HETNAM GLU GLUTAMIC ACID FORMUL 2 GLU C5 H9 N O4 FORMUL 3 HOH *316(H2 O) HELIX 1 1 GLY A 61 LYS A 75 1 15 HELIX 2 2 ASN A 97 TYR A 105 1 9 HELIX 3 3 ASN A 118 GLU A 123 1 6 HELIX 4 4 ASP A 151 ARG A 156 1 6 HELIX 5 5 PRO A 157 TYR A 160 5 4 HELIX 6 6 GLY A 172 ASN A 180 1 9 HELIX 7 7 TYR A 182 THR A 190 1 9 HELIX 8 8 ARG A 191 ASN A 193 5 3 HELIX 9 9 GLY A 196 THR A 206 1 11 HELIX 10 10 ALA A 216 ARG A 225 1 10 HELIX 11 11 TYR A 238 THR A 242 5 5 HELIX 12 12 TRP A 255 ASP A 269 1 15 HELIX 13 13 GLY A 270 LEU A 280 1 11 SHEET 1 A 5 TYR A 78 LEU A 82 0 SHEET 2 A 5 LEU A 9 THR A 13 1 N LEU A 9 O ASP A 79 SHEET 3 A 5 MET A 110 ALA A 111 1 O MET A 110 N VAL A 12 SHEET 4 A 5 ALA A 248 GLN A 250 -1 O ALA A 248 N ALA A 111 SHEET 5 A 5 VAL A 125 PHE A 127 -1 N ASP A 126 O LEU A 249 SHEET 1 B 3 ILE A 21 ASP A 24 0 SHEET 2 B 3 GLY A 52 LYS A 60 -1 O LYS A 60 N ILE A 21 SHEET 3 B 3 VAL A 37 LYS A 44 -1 N LYS A 41 O VAL A 55 SHEET 1 C 2 LYS A 91 VAL A 92 0 SHEET 2 C 2 VAL A 95 TRP A 96 -1 O VAL A 95 N VAL A 92 SHEET 1 D 2 VAL A 132 THR A 134 0 SHEET 2 D 2 THR A 243 TYR A 245 -1 O TYR A 245 N VAL A 132 SHEET 1 E 4 PHE A 166 GLY A 167 0 SHEET 2 E 4 ALA A 211 ASP A 215 1 O ILE A 213 N GLY A 167 SHEET 3 E 4 ILE A 136 SER A 141 -1 N MET A 139 O PHE A 212 SHEET 4 E 4 LEU A 231 GLY A 235 -1 O ILE A 234 N VAL A 138 SSBOND 1 CYS A 32 CYS A 58 1555 1555 2.04 SSBOND 2 CYS A 39 CYS A 59 1555 1555 2.04 SSBOND 3 CYS A 229 CYS A 284 1555 1555 2.03 CISPEP 1 ALA A 17 PRO A 18 0 0.22 CISPEP 2 SER A 161 PRO A 162 0 0.03 SITE 1 AC1 11 HIS A 88 SER A 114 THR A 116 ARG A 121 SITE 2 AC1 11 GLY A 172 SER A 173 THR A 174 TYR A 214 SITE 3 AC1 11 ASP A 215 HOH A1004 HOH A1007 CRYST1 52.106 52.106 198.675 90.00 90.00 90.00 P 41 21 2 8 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 0.019192 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019192 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005033 0.00000