HEADER TRANSCRIPTIONAL REGULATORY PROTEIN 11-FEB-99 16VP TITLE CONSERVED CORE OF THE HERPES SIMPLEX VIRUS TRANSCRIPTIONAL REGULATORY TITLE 2 PROTEIN VP16 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (VP16, VMW65, ATIF); COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CONSERVED CORE; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HUMAN HERPESVIRUS 1; SOURCE 3 ORGANISM_COMMON: HERPES SIMPLEX VIRUS TYPE 1; SOURCE 4 ORGANISM_TAXID: 10298; SOURCE 5 STRAIN: STRAIN 17; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TRANSCRIPTIONAL REGULATORY PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.LIU,W.GONG,C.C.HUANG,W.HERR,X.CHENG REVDAT 4 27-DEC-23 16VP 1 REMARK REVDAT 3 24-FEB-09 16VP 1 VERSN REVDAT 2 26-SEP-01 16VP 3 ATOM REVDAT 1 28-JUL-99 16VP 0 JRNL AUTH Y.LIU,W.GONG,C.C.HUANG,W.HERR,X.CHENG JRNL TITL CRYSTAL STRUCTURE OF THE CONSERVED CORE OF THE HERPES JRNL TITL 2 SIMPLEX VIRUS TRANSCRIPTIONAL REGULATORY PROTEIN VP16. JRNL REF GENES DEV. V. 13 1692 1999 JRNL REFN ISSN 0890-9369 JRNL PMID 10398682 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.9 REMARK 3 NUMBER OF REFLECTIONS : 19677 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) : 0.192 REMARK 3 FREE R VALUE : 0.260 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.300 REMARK 3 FREE R VALUE TEST SET COUNT : 1427 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 : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.19 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2089 REMARK 3 BIN R VALUE (WORKING SET) : 0.2550 REMARK 3 BIN FREE R VALUE : 0.3200 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 7.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 173 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 : 2457 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 170 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.00 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.400 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 16VP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-FEB-99. REMARK 100 THE DEPOSITION ID IS D_1000000467. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 95 REMARK 200 PH : 4.0 REMARK 200 NUMBER OF CRYSTALS USED : 7 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X12C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : RAXIS AND MAR REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21163 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 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 (%) : 96.8 REMARK 200 DATA REDUNDANCY : 6.800 REMARK 200 R MERGE (I) : 0.06800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.35600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIRAS REMARK 200 SOFTWARE USED: PHASES REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.01 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.32 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 4.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 29.75000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 42.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.55000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 42.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.75000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 38.55000 REMARK 290 SMTRY3 4 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 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 PHE A 350 REMARK 465 THR A 351 REMARK 465 THR A 352 REMARK 465 SER A 353 REMARK 465 PRO A 354 REMARK 465 SER A 355 REMARK 465 GLU A 356 REMARK 465 ALA A 357 REMARK 465 VAL A 358 REMARK 465 MET A 359 REMARK 465 ARG A 360 REMARK 465 GLU A 361 REMARK 465 HIS A 362 REMARK 465 ALA A 363 REMARK 465 TYR A 364 REMARK 465 SER A 365 REMARK 465 ARG A 366 REMARK 465 ALA A 367 REMARK 465 PRO A 368 REMARK 465 THR A 369 REMARK 465 LYS A 370 REMARK 465 ASN A 371 REMARK 465 ASN A 372 REMARK 465 TYR A 373 REMARK 465 GLY A 374 REMARK 465 SER A 375 REMARK 465 THR A 376 REMARK 465 ILE A 377 REMARK 465 GLU A 378 REMARK 465 GLY A 379 REMARK 465 LEU A 380 REMARK 465 LEU A 381 REMARK 465 ASP A 382 REMARK 465 LEU A 383 REMARK 465 PRO A 384 REMARK 465 ASP A 385 REMARK 465 ASP A 386 REMARK 465 ASP A 387 REMARK 465 ALA A 388 REMARK 465 PRO A 389 REMARK 465 GLU A 390 REMARK 465 GLU A 391 REMARK 465 ALA A 392 REMARK 465 GLY A 393 REMARK 465 LEU A 394 REMARK 465 PRO A 403 REMARK 465 ALA A 404 REMARK 465 GLY A 405 REMARK 465 HIS A 406 REMARK 465 THR A 407 REMARK 465 ARG A 408 REMARK 465 ARG A 409 REMARK 465 LEU A 410 REMARK 465 SER A 411 REMARK 465 THR A 412 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 SER A 47 OG REMARK 470 GLU A 122 CG CD OE1 OE2 REMARK 470 ARG A 123 CB CG CD NE CZ NH1 NH2 REMARK 470 ARG A 199 CG CD NE CZ NH1 NH2 REMARK 470 ASP A 200 CG OD1 OD2 REMARK 470 ARG A 201 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 217 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 261 CG CD OE1 OE2 REMARK 470 ARG A 398 CG CD NE CZ NH1 NH2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 503 O HOH A 524 3555 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 PRO A 58 -36.37 -39.36 REMARK 500 ALA A 279 144.52 -178.62 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 SO4 A 413 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 414 DBREF 16VP A 47 412 UNP P06492 ATIN_HHV11 47 412 SEQADV 16VP SER A 47 UNP P06492 GLN 48 SEE REMARK 999 SEQADV 16VP ARG A 48 UNP P06492 LEU 49 SEE REMARK 999 SEQRES 1 A 366 SER ARG MET PRO SER PRO PRO MET PRO VAL PRO PRO ALA SEQRES 2 A 366 ALA LEU PHE ASN ARG LEU LEU ASP ASP LEU GLY PHE SER SEQRES 3 A 366 ALA GLY PRO ALA LEU CYS THR MET LEU ASP THR TRP ASN SEQRES 4 A 366 GLU ASP LEU PHE SER ALA LEU PRO THR ASN ALA ASP LEU SEQRES 5 A 366 TYR ARG GLU CYS LYS PHE LEU SER THR LEU PRO SER ASP SEQRES 6 A 366 VAL VAL GLU TRP GLY ASP ALA TYR VAL PRO GLU ARG THR SEQRES 7 A 366 GLN ILE ASP ILE ARG ALA HIS GLY ASP VAL ALA PHE PRO SEQRES 8 A 366 THR LEU PRO ALA THR ARG ASP GLY LEU GLY LEU TYR TYR SEQRES 9 A 366 GLU ALA LEU SER ARG PHE PHE HIS ALA GLU LEU ARG ALA SEQRES 10 A 366 ARG GLU GLU SER TYR ARG THR VAL LEU ALA ASN PHE CYS SEQRES 11 A 366 SER ALA LEU TYR ARG TYR LEU ARG ALA SER VAL ARG GLN SEQRES 12 A 366 LEU HIS ARG GLN ALA HIS MET ARG GLY ARG ASP ARG ASP SEQRES 13 A 366 LEU GLY GLU MET LEU ARG ALA THR ILE ALA ASP ARG TYR SEQRES 14 A 366 TYR ARG GLU THR ALA ARG LEU ALA ARG VAL LEU PHE LEU SEQRES 15 A 366 HIS LEU TYR LEU PHE LEU THR ARG GLU ILE LEU TRP ALA SEQRES 16 A 366 ALA TYR ALA GLU GLN MET MET ARG PRO ASP LEU PHE ASP SEQRES 17 A 366 CYS LEU CYS CYS ASP LEU GLU SER TRP ARG GLN LEU ALA SEQRES 18 A 366 GLY LEU PHE GLN PRO PHE MET PHE VAL ASN GLY ALA LEU SEQRES 19 A 366 THR VAL ARG GLY VAL PRO ILE GLU ALA ARG ARG LEU ARG SEQRES 20 A 366 GLU LEU ASN HIS ILE ARG GLU HIS LEU ASN LEU PRO LEU SEQRES 21 A 366 VAL ARG SER ALA ALA THR GLU GLU PRO GLY ALA PRO LEU SEQRES 22 A 366 THR THR PRO PRO THR LEU HIS GLY ASN GLN ALA ARG ALA SEQRES 23 A 366 SER GLY TYR PHE MET VAL LEU ILE ARG ALA LYS LEU ASP SEQRES 24 A 366 SER TYR SER SER PHE THR THR SER PRO SER GLU ALA VAL SEQRES 25 A 366 MET ARG GLU HIS ALA TYR SER ARG ALA PRO THR LYS ASN SEQRES 26 A 366 ASN TYR GLY SER THR ILE GLU GLY LEU LEU ASP LEU PRO SEQRES 27 A 366 ASP ASP ASP ALA PRO GLU GLU ALA GLY LEU ALA ALA PRO SEQRES 28 A 366 ARG LEU SER PHE LEU PRO ALA GLY HIS THR ARG ARG LEU SEQRES 29 A 366 SER THR HET SO4 A 413 5 HET SO4 A 414 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 2(O4 S 2-) FORMUL 4 HOH *170(H2 O) HELIX 1 1 PRO A 58 LEU A 69 1 12 HELIX 2 2 GLY A 74 THR A 83 1 10 HELIX 3 3 ALA A 96 TYR A 99 5 4 HELIX 4 4 LYS A 103 LEU A 105 5 3 HELIX 5 5 PRO A 109 ALA A 118 1 10 HELIX 6 6 ARG A 143 ARG A 197 5 55 HELIX 7 7 LEU A 203 MET A 247 1 45 HELIX 8 8 PRO A 250 PHE A 253 1 4 HELIX 9 9 ARG A 264 ALA A 267 1 4 HELIX 10 10 ALA A 289 LEU A 302 1 14 HELIX 11 11 ALA A 332 LEU A 344 1 13 SHEET 1 A 3 ARG A 398 PHE A 401 0 SHEET 2 A 3 LEU A 256 LEU A 260 -1 N ASP A 259 O ARG A 398 SHEET 3 A 3 ALA A 279 VAL A 282 1 N ALA A 279 O CYS A 258 SITE 1 AC1 5 ARG A 181 ARG A 184 ALA A 185 ARG A 188 SITE 2 AC1 5 HOH A 477 SITE 1 AC2 7 HIS A 297 GLU A 300 HIS A 301 THR A 320 SITE 2 AC2 7 THR A 321 PRO A 322 HOH A 549 CRYST1 59.500 77.100 84.000 90.00 90.00 90.00 P 21 21 21 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 0.016807 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012970 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011905 0.00000