HEADER METAL BINDING PROTEIN 24-OCT-08 3F05 TITLE CRYSTAL STRUCTURE OF SYNAPTOTAGMIN I C2A DOMAIN WITH MN(II) COMPND MOL_ID: 1; COMPND 2 MOLECULE: SYNAPTOTAGMIN-1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 141-266; COMPND 5 SYNONYM: SYNAPTOTAGMIN I, SYTI, P65; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: SYT1, SVP65, SYT; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS SYNAPTOTAGMIN I, C2A, MN, CALCIUM, CELL JUNCTION, CYTOPLASMIC KEYWDS 2 VESICLE, GLYCOPROTEIN, LIPOPROTEIN, MEMBRANE, METAL-BINDING, KEYWDS 3 PALMITATE, PHOSPHOPROTEIN, SYNAPSE, TRANSMEMBRANE, METAL BINDING KEYWDS 4 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR F.GUO,R.DAKSHINAMURTHY,S.K.K.THALLAPURANAM,J.SAKON REVDAT 3 27-DEC-23 3F05 1 REMARK SEQADV REVDAT 2 25-OCT-17 3F05 1 REMARK REVDAT 1 06-OCT-09 3F05 0 JRNL AUTH F.GUO,R.DAKSHINAMURTHY,S.K.K.THALLAPURANAM,J.SAKON JRNL TITL CYSTAL STRUCTURE OF SYNAPTOTAGMIN I C2A JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.54 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.3 REMARK 3 NUMBER OF REFLECTIONS : 26687 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 + TEST SET) : 0.194 REMARK 3 R VALUE (WORKING SET) : 0.192 REMARK 3 FREE R VALUE : 0.228 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1337 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.43 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1699 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.61 REMARK 3 BIN R VALUE (WORKING SET) : 0.2060 REMARK 3 BIN FREE R VALUE SET COUNT : 90 REMARK 3 BIN FREE R VALUE : 0.2690 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1074 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 329 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.73 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.093 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.077 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.045 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.421 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.947 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.927 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1111 ; 0.012 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1495 ; 1.153 ; 1.973 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 131 ; 3.963 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 52 ;31.913 ;25.192 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 204 ; 8.561 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 3 ; 5.478 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 163 ; 0.079 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 821 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 521 ; 0.264 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 772 ; 0.319 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 226 ; 0.182 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 69 ; 0.234 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 55 ; 0.124 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 685 ; 1.311 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1074 ; 2.045 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 479 ; 1.185 ; 2.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 421 ; 1.784 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 1164 ; 1.071 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 330 ; 1.750 ; 3.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 1089 ; 2.551 ; 3.000 REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3F05 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-OCT-08. REMARK 100 THE DEPOSITION ID IS D_1000049979. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-DEC-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-BM REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : SBC-3 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK, HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26922 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.400 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 200 DATA REDUNDANCY : 5.400 REMARK 200 R MERGE (I) : 0.10800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.2610 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.45 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.1 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.15300 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: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.74 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.0M LI2SO4, 100MM TRIS, PH 7.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298.0K 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 19.25600 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: 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 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 SER A 2 REMARK 465 PRO A 3 REMARK 465 GLY A 4 REMARK 465 ILE A 5 REMARK 465 GLY A 6 REMARK 465 GLY A 7 REMARK 465 MET A 173 REMARK 465 GLY A 174 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 O PRO A 169 O HOH A 102 1.64 REMARK 500 OD1 ASP A 232 O HOH A 134 1.88 REMARK 500 O HOH A 33 O HOH A 47 2.13 REMARK 500 OE2 GLU A 242 O HOH A 127 2.18 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 ASP A 178 75.61 -119.12 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 MN A 267 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 172 OD2 REMARK 620 2 ASP A 178 OD2 90.3 REMARK 620 3 ASP A 230 OD1 103.5 104.8 REMARK 620 4 PHE A 231 O 168.3 82.6 87.3 REMARK 620 5 ASP A 232 OD2 117.1 139.5 97.4 64.9 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 266 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN A 267 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3F00 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF SYNAPTOTAGMIN I C2A DOMAIN WITH CU(II) AT 1.36A REMARK 900 RELATED ID: 3F01 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF SYNAPTOTAGMIN I C2A DOMAIN WITH CU(II) AT 1.7A REMARK 900 RELATED ID: 3F04 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF SYNAPTOTAGMIN I C2A DOMAIN DBREF 3F05 A 140 265 UNP P21579 SYT1_HUMAN 141 266 SEQADV 3F05 GLY A 1 UNP P21579 EXPRESSION TAG SEQADV 3F05 SER A 2 UNP P21579 EXPRESSION TAG SEQADV 3F05 PRO A 3 UNP P21579 EXPRESSION TAG SEQADV 3F05 GLY A 4 UNP P21579 EXPRESSION TAG SEQADV 3F05 ILE A 5 UNP P21579 EXPRESSION TAG SEQADV 3F05 GLY A 6 UNP P21579 EXPRESSION TAG SEQADV 3F05 GLY A 7 UNP P21579 EXPRESSION TAG SEQADV 3F05 GLY A 8 UNP P21579 EXPRESSION TAG SEQADV 3F05 GLY A 9 UNP P21579 EXPRESSION TAG SEQADV 3F05 GLY A 10 UNP P21579 EXPRESSION TAG SEQADV 3F05 GLY A 11 UNP P21579 EXPRESSION TAG SEQADV 3F05 ILE A 12 UNP P21579 EXPRESSION TAG SEQADV 3F05 LEU A 13 UNP P21579 EXPRESSION TAG SEQADV 3F05 ASP A 14 UNP P21579 EXPRESSION TAG SEQADV 3F05 SER A 15 UNP P21579 EXPRESSION TAG SEQADV 3F05 MET A 16 UNP P21579 EXPRESSION TAG SEQADV 3F05 VAL A 17 UNP P21579 EXPRESSION TAG SEQRES 1 A 143 GLY SER PRO GLY ILE GLY GLY GLY GLY GLY GLY ILE LEU SEQRES 2 A 143 ASP SER MET VAL GLU LYS LEU GLY LYS LEU GLN TYR SER SEQRES 3 A 143 LEU ASP TYR ASP PHE GLN ASN ASN GLN LEU LEU VAL GLY SEQRES 4 A 143 ILE ILE GLN ALA ALA GLU LEU PRO ALA LEU ASP MET GLY SEQRES 5 A 143 GLY THR SER ASP PRO TYR VAL LYS VAL PHE LEU LEU PRO SEQRES 6 A 143 ASP LYS LYS LYS LYS PHE GLU THR LYS VAL HIS ARG LYS SEQRES 7 A 143 THR LEU ASN PRO VAL PHE ASN GLU GLN PHE THR PHE LYS SEQRES 8 A 143 VAL PRO TYR SER GLU LEU GLY GLY LYS THR LEU VAL MET SEQRES 9 A 143 ALA VAL TYR ASP PHE ASP ARG PHE SER LYS HIS ASP ILE SEQRES 10 A 143 ILE GLY GLU PHE LYS VAL PRO MET ASN THR VAL ASP PHE SEQRES 11 A 143 GLY HIS VAL THR GLU GLU TRP ARG ASP LEU GLN SER ALA HET SO4 A 266 5 HET MN A 267 1 HETNAM SO4 SULFATE ION HETNAM MN MANGANESE (II) ION FORMUL 2 SO4 O4 S 2- FORMUL 3 MN MN 2+ FORMUL 4 HOH *329(H2 O) HELIX 1 1 GLY A 9 MET A 16 1 8 HELIX 2 2 PRO A 215 GLY A 220 1 6 HELIX 3 3 ASN A 248 VAL A 250 5 3 SHEET 1 A 4 VAL A 205 PHE A 212 0 SHEET 2 A 4 GLN A 157 ALA A 166 -1 N ILE A 162 O GLU A 208 SHEET 3 A 4 LYS A 144 ASP A 152 -1 N GLN A 146 O GLN A 164 SHEET 4 A 4 THR A 256 ASP A 261 -1 O THR A 256 N LEU A 149 SHEET 1 B 4 PHE A 193 GLU A 194 0 SHEET 2 B 4 PRO A 179 LEU A 186 -1 N VAL A 183 O PHE A 193 SHEET 3 B 4 THR A 223 ASP A 230 -1 O VAL A 225 N PHE A 184 SHEET 4 B 4 ASP A 238 PRO A 246 -1 O ILE A 240 N VAL A 228 LINK OD2 ASP A 172 MN MN A 267 1555 1555 2.00 LINK OD2 ASP A 178 MN MN A 267 1555 1555 2.31 LINK OD1 ASP A 230 MN MN A 267 1555 1555 2.34 LINK O PHE A 231 MN MN A 267 1555 1555 2.38 LINK OD2 ASP A 232 MN MN A 267 1555 1555 2.16 CISPEP 1 GLY A 8 GLY A 9 0 0.40 CISPEP 2 LEU A 186 PRO A 187 0 1.17 SITE 1 AC1 5 ARG A 199 ARG A 233 HOH A 281 HOH A 317 SITE 2 AC1 5 HOH A 448 SITE 1 AC2 6 HOH A 81 ASP A 172 ASP A 178 ASP A 230 SITE 2 AC2 6 PHE A 231 ASP A 232 CRYST1 41.549 38.512 44.058 90.00 98.70 90.00 P 1 21 1 2 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 0.024068 0.000000 0.003683 0.00000 SCALE2 0.000000 0.025966 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022962 0.00000