HEADER MEMBRANE PROTEIN 29-APR-15 4ZJH TITLE CRYSTAL STRUCTURE OF NATIVE ALPHA-2-MACROGLOBULIN FROM ESCHERICHIA TITLE 2 COLI SPANNING DOMAINS NIE-MG1. COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-2-MACROGLOBULIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI (STRAIN K12); SOURCE 3 ORGANISM_TAXID: 83333; SOURCE 4 GENE: YFHM, B2520, JW2504; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS BACTERIAL PAN-PROTEINASE INHIBITOR, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR I.GARCIA-FERRER,P.AREDE,J.GOMEZ-BLANCO,D.LUQUE,S.DUQUERROY, AUTHOR 2 J.R.CASTON,T.GOULAS,X.F.GOMIS-RUTH REVDAT 5 08-MAY-24 4ZJH 1 REMARK REVDAT 4 29-NOV-17 4ZJH 1 REMARK REVDAT 3 15-JUL-15 4ZJH 1 JRNL REVDAT 2 08-JUL-15 4ZJH 1 JRNL REVDAT 1 10-JUN-15 4ZJH 0 JRNL AUTH I.GARCIA-FERRER,P.AREDE,J.GOMEZ-BLANCO,D.LUQUE,S.DUQUERROY, JRNL AUTH 2 J.R.CASTON,T.GOULAS,F.X.GOMIS-RUTH JRNL TITL STRUCTURAL AND FUNCTIONAL INSIGHTS INTO ESCHERICHIA COLI JRNL TITL 2 ALPHA 2-MACROGLOBULIN ENDOPEPTIDASE SNAP-TRAP INHIBITION. JRNL REF PROC.NATL.ACAD.SCI.USA V. 112 8290 2015 JRNL REFN ESSN 1091-6490 JRNL PMID 26100869 JRNL DOI 10.1073/PNAS.1506538112 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.11.5 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.34 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 24939 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) : 0.183 REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.217 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.930 REMARK 3 FREE R VALUE TEST SET COUNT : 730 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 13 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 1.67 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.51 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 2728 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.2136 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2644 REMARK 3 BIN R VALUE (WORKING SET) : 0.2114 REMARK 3 BIN FREE R VALUE : 0.2843 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 3.08 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 84 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1618 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 200 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 24.69 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.24 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.90820 REMARK 3 B22 (A**2) : 4.11230 REMARK 3 B33 (A**2) : -7.02060 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 2.35990 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.200 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.100 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.098 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.095 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.095 REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.955 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.950 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 1692 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 2304 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 806 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : 54 ; 2.000 ; HARMONIC REMARK 3 GENERAL PLANES : 249 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 1692 ; 20.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 217 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 2096 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.08 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 3.98 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 2.99 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: {A|-2 - -2 A|-1 - -1 A|163 - 291} REMARK 3 ORIGIN FOR THE GROUP (A): 31.5727 2.4754 17.4179 REMARK 3 T TENSOR REMARK 3 T11: 0.0255 T22: 0.0615 REMARK 3 T33: 0.0688 T12: 0.0144 REMARK 3 T13: -0.0017 T23: 0.0058 REMARK 3 L TENSOR REMARK 3 L11: 1.5960 L22: 2.6129 REMARK 3 L33: 0.2632 L12: 1.1488 REMARK 3 L13: 0.0437 L23: -0.1211 REMARK 3 S TENSOR REMARK 3 S11: 0.0741 S12: -0.1545 S13: -0.0734 REMARK 3 S21: 0.0762 S22: -0.1439 S23: 0.0055 REMARK 3 S31: 0.0435 S32: 0.0062 S33: 0.0698 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: {A|292 - 368} REMARK 3 ORIGIN FOR THE GROUP (A): 55.6932 9.7739 8.7705 REMARK 3 T TENSOR REMARK 3 T11: -0.0009 T22: 0.0016 REMARK 3 T33: 0.0229 T12: 0.0009 REMARK 3 T13: -0.0266 T23: 0.0139 REMARK 3 L TENSOR REMARK 3 L11: 1.9877 L22: 1.0654 REMARK 3 L33: 1.2170 L12: -0.1778 REMARK 3 L13: -0.3589 L23: 0.2145 REMARK 3 S TENSOR REMARK 3 S11: -0.0274 S12: -0.1017 S13: -0.0789 REMARK 3 S21: 0.0711 S22: 0.0550 S23: -0.0930 REMARK 3 S31: 0.0144 S32: 0.1015 S33: -0.0276 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4ZJH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 29-APR-15. REMARK 100 THE DEPOSITION ID IS D_1000209416. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-MAR-14 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALBA REMARK 200 BEAMLINE : XALOC REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793, 0.9687 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24951 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 57.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 24.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.6 REMARK 200 DATA REDUNDANCY IN SHELL : 5.50 REMARK 200 R MERGE FOR SHELL (I) : 0.36700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS REMARK 200 SOFTWARE USED: SHELXDE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.23 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.06 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% [W/V] PEG3,350 200MM AMMONIUM REMARK 280 ACETATE 100MM SODIUM ACETATE, PH 5.0, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 293.15K 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 16.43000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 350 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11520 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 1.0 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 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 HIS A 300 -121.61 56.28 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 700 DISTANCE = 6.16 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4ZIQ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF NATIVE ALPHA-2-MACROGLOBULIN FROM ESCHERICHIA REMARK 900 COLI SPANNING DOMAINS NIE-MG1. REMARK 900 RELATED ID: 4ZIU RELATED DB: PDB REMARK 900 RELATED ID: 4ZJG RELATED DB: PDB DBREF 4ZJH A 163 368 UNP P76578 YFHM_ECOLI 163 368 SEQADV 4ZJH ALA A -2 UNP P76578 EXPRESSION TAG SEQADV 4ZJH MET A -1 UNP P76578 EXPRESSION TAG SEQRES 1 A 208 ALA MET ASP ILE GLN PRO SER VAL GLY PHE ALA SER ARG SEQRES 2 A 208 GLY SER LEU LEU PRO GLY LYS VAL VAL GLU GLY LEU PRO SEQRES 3 A 208 VAL MET ALA LEU ASN VAL ASN ASN VAL ASP VAL ASN PHE SEQRES 4 A 208 PHE ARG VAL LYS PRO GLU SER LEU PRO ALA PHE ILE SER SEQRES 5 A 208 GLN TRP GLU TYR ARG ASN SER LEU ALA ASN TRP GLN SER SEQRES 6 A 208 ASP LYS LEU LEU GLN MET ALA ASP LEU VAL TYR THR GLY SEQRES 7 A 208 ARG PHE ASP LEU ASN PRO ALA ARG ASN THR ARG GLU LYS SEQRES 8 A 208 LEU LEU LEU PRO LEU GLY ASP ILE LYS PRO LEU GLN GLN SEQRES 9 A 208 ALA GLY VAL TYR LEU ALA VAL MET ASN GLN ALA GLY ARG SEQRES 10 A 208 TYR ASP TYR SER ASN PRO ALA THR LEU PHE THR LEU SER SEQRES 11 A 208 ASP ILE GLY VAL SER ALA HIS ARG TYR HIS ASN ARG LEU SEQRES 12 A 208 ASP ILE PHE THR GLN SER LEU GLU ASN GLY ALA ALA GLN SEQRES 13 A 208 GLN GLY ILE GLU VAL SER LEU LEU ASN GLU LYS GLY GLN SEQRES 14 A 208 THR LEU THR GLN ALA THR SER ASP ALA GLN GLY HIS VAL SEQRES 15 A 208 GLN LEU GLU ASN ASP LYS ASN ALA ALA LEU LEU LEU ALA SEQRES 16 A 208 ARG LYS ASP GLY GLN THR THR LEU LEU ASP LEU LYS LEU HET ACT A 401 4 HET GOL A 402 6 HETNAM ACT ACETATE ION HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 ACT C2 H3 O2 1- FORMUL 3 GOL C3 H8 O3 FORMUL 4 HOH *200(H2 O) HELIX 1 AA1 LYS A 180 GLY A 184 5 5 HELIX 2 AA2 SER A 206 TYR A 216 1 11 HELIX 3 AA3 SER A 225 GLN A 230 1 6 HELIX 4 AA4 ILE A 259 GLN A 264 5 6 SHEET 1 AA1 4 GLU A 250 LEU A 254 0 SHEET 2 AA1 4 LEU A 185 LEU A 190 -1 N VAL A 187 O LEU A 252 SHEET 3 AA1 4 SER A 167 PHE A 170 -1 N GLY A 169 O MET A 188 SHEET 4 AA1 4 ASP A 279 TYR A 280 1 O ASP A 279 N VAL A 168 SHEET 1 AA2 4 ALA A 232 ASP A 241 0 SHEET 2 AA2 4 ASN A 194 VAL A 202 -1 N VAL A 195 O PHE A 240 SHEET 3 AA2 4 GLY A 266 ASN A 273 -1 O VAL A 267 N VAL A 202 SHEET 4 AA2 4 ALA A 284 LEU A 289 -1 O PHE A 287 N TYR A 268 SHEET 1 AA3 3 ILE A 292 TYR A 299 0 SHEET 2 AA3 3 ARG A 302 SER A 309 -1 O ARG A 302 N TYR A 299 SHEET 3 AA3 3 HIS A 341 GLU A 345 -1 O VAL A 342 N ILE A 305 SHEET 1 AA4 4 THR A 330 THR A 335 0 SHEET 2 AA4 4 GLU A 320 LEU A 324 -1 N VAL A 321 O ALA A 334 SHEET 3 AA4 4 LEU A 352 LYS A 357 -1 O LEU A 352 N LEU A 324 SHEET 4 AA4 4 GLN A 360 ASP A 365 -1 O THR A 362 N ALA A 355 SITE 1 AC1 7 ARG A 201 VAL A 235 ARG A 249 GLU A 250 SITE 2 AC1 7 LYS A 251 HOH A 537 HOH A 582 SITE 1 AC2 8 GLN A 263 ALA A 265 SER A 290 ASP A 291 SITE 2 AC2 8 GLN A 360 HOH A 513 HOH A 600 HOH A 631 CRYST1 50.490 32.860 58.320 90.00 102.23 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 0.019806 0.000000 0.004293 0.00000 SCALE2 0.000000 0.030432 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017545 0.00000