HEADER HYDROLASE 20-FEB-17 5UVG TITLE CRYSTAL STRUCTURE OF THE HUMAN NEUTRAL SPHINGOMYELINASE 2 (NSMASE2) TITLE 2 CATALYTIC DOMAIN WITH INSERTION DELETED AND CALCIUM BOUND COMPND MOL_ID: 1; COMPND 2 MOLECULE: SPHINGOMYELIN PHOSPHODIESTERASE 3,SPHINGOMYELIN COMPND 3 PHOSPHODIESTERASE 3; COMPND 4 CHAIN: A; COMPND 5 SYNONYM: NEUTRAL SPHINGOMYELINASE 2,NSMASE2,NEUTRAL SPHINGOMYELINASE COMPND 6 II,NEUTRAL SPHINGOMYELINASE 2,NSMASE2,NEUTRAL SPHINGOMYELINASE II; COMPND 7 EC: 3.1.4.12,3.1.4.12; COMPND 8 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: SMPD3; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SPHINGOMYELINASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.V.AIROLA,K.E.GUJA,M.GARCIA-DIAZ,Y.A.HANNUN REVDAT 5 06-MAR-24 5UVG 1 LINK REVDAT 4 18-DEC-19 5UVG 1 REMARK REVDAT 3 09-MAY-18 5UVG 1 JRNL REVDAT 2 20-SEP-17 5UVG 1 REMARK REVDAT 1 28-JUN-17 5UVG 0 JRNL AUTH M.V.AIROLA,P.SHANBHOGUE,A.A.SHAMSEDDINE,K.E.GUJA,C.E.SENKAL, JRNL AUTH 2 R.MAINI,N.BARTKE,B.X.WU,L.M.OBEID,M.GARCIA-DIAZ,Y.A.HANNUN JRNL TITL STRUCTURE OF HUMAN NSMASE2 REVEALS AN INTERDOMAIN ALLOSTERIC JRNL TITL 2 ACTIVATION MECHANISM FOR CERAMIDE GENERATION. JRNL REF PROC. NATL. ACAD. SCI. V. 114 E5549 2017 JRNL REF 2 U.S.A. JRNL REFN ESSN 1091-6490 JRNL PMID 28652336 JRNL DOI 10.1073/PNAS.1705134114 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 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) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 43.85 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 86.9 REMARK 3 NUMBER OF REFLECTIONS : 27267 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) : 0.164 REMARK 3 R VALUE (WORKING SET) : 0.163 REMARK 3 FREE R VALUE : 0.197 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.020 REMARK 3 FREE R VALUE TEST SET COUNT : 1369 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 : 14 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 1.88 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.85 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 559 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.1544 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 525 REMARK 3 BIN R VALUE (WORKING SET) : 0.1538 REMARK 3 BIN FREE R VALUE : 0.1635 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.08 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 34 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 : 2741 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 212 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.93 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.31290 REMARK 3 B22 (A**2) : -2.15870 REMARK 3 B33 (A**2) : 1.84570 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) : 0.177 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.138 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.123 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.243 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.123 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 : 0.946 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.935 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : NULL ; NULL ; NULL REMARK 3 BOND ANGLES : NULL ; NULL ; NULL REMARK 3 TORSION ANGLES : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS : NULL ; NULL ; NULL 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 : NULL ; NULL ; NULL 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 : NULL ; NULL ; NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : NULL REMARK 3 OTHER TORSION ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|* } REMARK 3 ORIGIN FOR THE GROUP (A): 15.1208 105.2340 64.2526 REMARK 3 T TENSOR REMARK 3 T11: -0.0635 T22: -0.0737 REMARK 3 T33: -0.0199 T12: -0.0138 REMARK 3 T13: -0.0007 T23: -0.0013 REMARK 3 L TENSOR REMARK 3 L11: 0.7408 L22: 1.1712 REMARK 3 L33: 0.8063 L12: 0.2085 REMARK 3 L13: 0.2382 L23: 0.0025 REMARK 3 S TENSOR REMARK 3 S11: -0.0375 S12: 0.0243 S13: -0.0111 REMARK 3 S21: -0.1444 S22: -0.0043 S23: -0.0225 REMARK 3 S31: -0.0320 S32: 0.0607 S33: 0.0418 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5UVG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-FEB-17. REMARK 100 THE DEPOSITION ID IS D_1000226525. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-OCT-13 REMARK 200 TEMPERATURE (KELVIN) : 193.15 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X29A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.075 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29448 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.849 REMARK 200 RESOLUTION RANGE LOW (A) : 43.850 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.07600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.60 REMARK 200 R MERGE FOR SHELL (I) : 0.88200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.33 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 400, CALCIUM CHLORIDE, GLYCEROL, REMARK 280 HEPES, PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 36.80500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 45.52500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 36.80500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 45.52500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 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: 3350 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 30900 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -39.0 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 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 182.10000 REMARK 350 BIOMT3 2 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 SER A 116 REMARK 465 GLY A 117 REMARK 465 THR A 118 REMARK 465 GLY A 119 REMARK 465 PRO A 120 REMARK 465 CYS A 394 REMARK 465 GLN A 395 REMARK 465 GLY A 396 REMARK 465 CYS A 397 REMARK 465 CYS A 398 REMARK 465 SER A 399 REMARK 465 PHE A 400 REMARK 465 LYS A 401 REMARK 465 SER A 493 REMARK 465 SER A 494 REMARK 465 ALA A 495 REMARK 465 ALA A 496 REMARK 465 ASN A 497 REMARK 465 GLY A 556 REMARK 465 LEU A 557 REMARK 465 TYR A 558 REMARK 465 ASP A 559 REMARK 465 GLU A 560 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 ASP A 561 CG OD1 OD2 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 LEU A 133 79.51 -108.51 REMARK 500 HIS A 340 67.56 33.81 REMARK 500 LEU A 403 74.48 -105.75 REMARK 500 ASN A 425 78.55 -162.53 REMARK 500 CYS A 427 37.23 -142.88 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 CA A 701 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 364 OE1 REMARK 620 2 ASP A 429 O 67.9 REMARK 620 3 ASP A 430 OD1 76.8 9.0 REMARK 620 4 HOH A 869 O 74.3 136.2 144.1 REMARK 620 5 HOH A 873 O 78.7 39.2 39.6 112.9 REMARK 620 6 HOH A 897 O 121.5 141.4 136.4 78.0 159.6 REMARK 620 7 HOH A 906 O 133.1 120.8 115.8 71.9 85.4 81.7 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 701 DBREF 5UVG A 117 174 UNP Q9NY59 NSMA2_HUMAN 117 174 DBREF 5UVG A 340 651 UNP Q9NY59 NSMA2_HUMAN 340 651 SEQADV 5UVG SER A 116 UNP Q9NY59 EXPRESSION TAG SEQRES 1 A 371 SER GLY THR GLY PRO GLY LYS SER PHE CYS PHE ALA THR SEQRES 2 A 371 ALA ASN VAL CYS LEU LEU PRO ASP SER LEU ALA ARG VAL SEQRES 3 A 371 ASN ASN LEU PHE ASN THR GLN ALA ARG ALA LYS GLU ILE SEQRES 4 A 371 GLY GLN ARG ILE ARG ASN GLY ALA ALA ARG PRO GLN ILE SEQRES 5 A 371 LYS ILE TYR ILE ASP SER PRO HIS PRO ASP GLU ALA PHE SEQRES 6 A 371 ASP HIS GLU VAL SER ALA PHE PHE PRO ALA ASN LEU ASP SEQRES 7 A 371 PHE LEU CYS LEU GLN GLU VAL PHE ASP LYS ARG ALA ALA SEQRES 8 A 371 THR LYS LEU LYS GLU GLN LEU HIS GLY TYR PHE GLU TYR SEQRES 9 A 371 ILE LEU TYR ASP VAL GLY VAL TYR GLY CYS GLN GLY CYS SEQRES 10 A 371 CYS SER PHE LYS CYS LEU ASN SER GLY LEU LEU PHE ALA SEQRES 11 A 371 SER ARG TYR PRO ILE MET ASP VAL ALA TYR HIS CYS TYR SEQRES 12 A 371 PRO ASN LYS CYS ASN ASP ASP ALA LEU ALA SER LYS GLY SEQRES 13 A 371 ALA LEU PHE LEU LYS VAL GLN VAL GLY SER THR PRO GLN SEQRES 14 A 371 ASP GLN ARG ILE VAL GLY TYR ILE ALA CYS THR HIS LEU SEQRES 15 A 371 HIS ALA PRO GLN GLU ASP SER ALA ILE ARG CYS GLY GLN SEQRES 16 A 371 LEU ASP LEU LEU GLN ASP TRP LEU ALA ASP PHE ARG LYS SEQRES 17 A 371 SER THR SER SER SER SER ALA ALA ASN PRO GLU GLU LEU SEQRES 18 A 371 VAL ALA PHE ASP VAL VAL CYS GLY ASP PHE ASN PHE ASP SEQRES 19 A 371 ASN CYS SER SER ASP ASP LYS LEU GLU GLN GLN HIS SER SEQRES 20 A 371 LEU PHE THR HIS TYR ARG ASP PRO CYS ARG LEU GLY PRO SEQRES 21 A 371 GLY GLU GLU LYS PRO TRP ALA ILE GLY THR LEU LEU ASP SEQRES 22 A 371 THR ASN GLY LEU TYR ASP GLU ASP VAL CYS THR PRO ASP SEQRES 23 A 371 ASN LEU GLN LYS VAL LEU GLU SER GLU GLU GLY ARG ARG SEQRES 24 A 371 GLU TYR LEU ALA PHE PRO THR SER LYS SER SER GLY GLN SEQRES 25 A 371 LYS GLY ARG LYS GLU LEU LEU LYS GLY ASN GLY ARG ARG SEQRES 26 A 371 ILE ASP TYR MET LEU HIS ALA GLU GLU GLY LEU CYS PRO SEQRES 27 A 371 ASP TRP LYS ALA GLU VAL GLU GLU PHE SER PHE ILE THR SEQRES 28 A 371 GLN LEU SER GLY LEU THR ASP HIS LEU PRO VAL ALA MET SEQRES 29 A 371 ARG LEU MET VAL SER SER GLY HET CA A 701 1 HETNAM CA CALCIUM ION FORMUL 2 CA CA 2+ FORMUL 3 HOH *212(H2 O) HELIX 1 AA1 PRO A 135 ALA A 139 5 5 HELIX 2 AA2 ASN A 146 ARG A 164 1 19 HELIX 3 AA3 ASP A 367 HIS A 379 1 13 HELIX 4 AA4 ASP A 388 GLY A 393 5 6 HELIX 5 AA5 ASP A 468 THR A 490 1 23 HELIX 6 AA6 SER A 517 ASP A 519 5 3 HELIX 7 AA7 ASP A 520 GLN A 525 1 6 HELIX 8 AA8 SER A 527 HIS A 531 1 5 HELIX 9 AA9 THR A 564 GLU A 573 1 10 HELIX 10 AB1 SER A 574 LEU A 582 1 9 HELIX 11 AB2 ARG A 595 LEU A 599 5 5 SHEET 1 AA1 7 ASP A 346 SER A 350 0 SHEET 2 AA1 7 TRP A 620 ILE A 630 1 O PHE A 629 N SER A 350 SHEET 3 AA1 7 VAL A 642 SER A 650 -1 O SER A 649 N LYS A 621 SHEET 4 AA1 7 LYS A 122 LEU A 133 -1 N LYS A 122 O VAL A 648 SHEET 5 AA1 7 PHE A 359 VAL A 365 1 O GLU A 364 N LEU A 133 SHEET 6 AA1 7 LEU A 408 SER A 411 -1 O LEU A 408 N LEU A 362 SHEET 7 AA1 7 TYR A 384 LEU A 386 -1 N LEU A 386 O PHE A 409 SHEET 1 AA2 6 ILE A 415 CYS A 422 0 SHEET 2 AA2 6 GLY A 436 SER A 446 -1 O PHE A 439 N ALA A 419 SHEET 3 AA2 6 ARG A 452 HIS A 461 -1 O ILE A 457 N LEU A 440 SHEET 4 AA2 6 GLU A 500 ASP A 510 1 O ALA A 503 N VAL A 454 SHEET 5 AA2 6 ASP A 607 ALA A 612 -1 O LEU A 610 N VAL A 507 SHEET 6 AA2 6 TYR A 532 ARG A 533 -1 N ARG A 533 O HIS A 611 SHEET 1 AA3 2 ARG A 537 GLY A 539 0 SHEET 2 AA3 2 GLU A 542 GLU A 543 -1 O GLU A 542 N LEU A 538 LINK OE1 GLU A 364 CA CA A 701 1555 1555 2.49 LINK O ASP A 429 CA CA A 701 1555 2575 2.44 LINK OD1 ASP A 430 CA CA A 701 1555 2575 2.35 LINK CA CA A 701 O HOH A 869 1555 1555 2.33 LINK CA CA A 701 O HOH A 873 1555 1555 2.31 LINK CA CA A 701 O HOH A 897 1555 2575 2.46 LINK CA CA A 701 O HOH A 906 1555 1555 2.46 SITE 1 AC1 7 GLU A 364 ASP A 429 ASP A 430 HOH A 869 SITE 2 AC1 7 HOH A 873 HOH A 897 HOH A 906 CRYST1 73.610 91.050 50.030 90.00 90.00 90.00 P 21 21 2 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 0.013585 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010983 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019988 0.00000