HEADER METAL BINDING PROTEIN 11-FEB-19 6NYC TITLE MUNC13-1 C2B-DOMAIN, CALCIUM FREE COMPND MOL_ID: 1; COMPND 2 MOLECULE: MUNC13-1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: C2B DOMAIN, RESIDUES 675-820; COMPND 5 SYNONYM: PROTEIN UNC-13 HOMOLOG A; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: UNC13A, UNC13H1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PGEX-KT KEYWDS PHOSPHOLIPID BINDING PROTEIN, METAL BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR D.R.TOMCHICK,J.RIZO,M.MACHIUS,J.LU REVDAT 3 11-OCT-23 6NYC 1 REMARK REVDAT 2 18-DEC-19 6NYC 1 REMARK REVDAT 1 20-FEB-19 6NYC 0 SPRSDE 20-FEB-19 6NYC 3KWT JRNL AUTH O.H.SHIN,J.LU,J.S.RHEE,D.R.TOMCHICK,Z.P.PANG,S.M.WOJCIK, JRNL AUTH 2 M.CAMACHO-PEREZ,N.BROSE,M.MACHIUS,J.RIZO,C.ROSENMUND, JRNL AUTH 3 T.C.SUDHOF JRNL TITL MUNC13 C2B DOMAIN IS AN ACTIVITY-DEPENDENT CA2+ REGULATOR OF JRNL TITL 2 SYNAPTIC EXOCYTOSIS. JRNL REF NAT. STRUCT. MOL. BIOL. V. 17 280 2010 JRNL REFN ESSN 1545-9985 JRNL PMID 20154707 JRNL DOI 10.1038/NSMB.1758 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH H.J.JUNGE,J.S.RHEE,O.JAHN,F.VAROQUEAUX,J.SPEISS,M.N.WAXHAM, REMARK 1 AUTH 2 C.ROSENMUND,N.BROSE REMARK 1 TITL CALMODULIN AND MUNC13 FORM A CA2+ SENSOR/EFFECTOR COMPLEX REMARK 1 TITL 2 THAT CONTROLS SHORT-TERM SYNAPTIC PLASTICITY. REMARK 1 REF CELL V. 118 389 2004 REMARK 1 REFN ISSN 0092-8674 REMARK 1 PMID 15294163 REMARK 1 REFERENCE 2 REMARK 1 AUTH I.AUGUSTIN,C.ROSENMUND,T.C.SUDHOF,N.BROSE REMARK 1 TITL MUNC-13 IS ESSENTIAL FOR FUSION COMPETENCE OF GLUTAMATERGIC REMARK 1 TITL 2 SYNAPTIC VESICLES. REMARK 1 REF NATURE V. 400 457 1999 REMARK 1 REFN ISSN 0028-0836 REMARK 1 PMID 10440375 REMARK 1 REFERENCE 3 REMARK 1 AUTH N.BROSE,K.HOFMANN,Y.HATA,T.C.SUDHOF REMARK 1 TITL MAMMALIAN HOMOLOGUES OF C. ELEGANS UNC-13 GENE DEFINE NOVEL REMARK 1 TITL 2 FAMILY OF C2-DOMAIN PROTEINS. REMARK 1 REF J. BIOL. CHEM. V. 270 25273 1995 REMARK 1 REFN ISSN 0021-9258 REMARK 1 PMID 7559667 REMARK 2 REMARK 2 RESOLUTION. 1.89 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.14 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.89 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 26.43 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.370 REMARK 3 COMPLETENESS FOR RANGE (%) : 86.3 REMARK 3 NUMBER OF REFLECTIONS : 10400 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.211 REMARK 3 R VALUE (WORKING SET) : 0.209 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.810 REMARK 3 FREE R VALUE TEST SET COUNT : 500 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 26.4323 - 3.0046 1.00 2951 161 0.1925 0.2328 REMARK 3 2 3.0046 - 2.3853 1.00 2866 132 0.2530 0.2801 REMARK 3 3 2.3853 - 2.0839 0.86 2434 126 0.2174 0.2678 REMARK 3 4 2.0839 - 1.8935 0.59 1649 81 0.2241 0.2836 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.180 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 34.310 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 52.57 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 780 THROUGH 819 ) REMARK 3 ORIGIN FOR THE GROUP (A): 14.3089 43.4364 32.7927 REMARK 3 T TENSOR REMARK 3 T11: 0.2920 T22: 0.2630 REMARK 3 T33: 0.3459 T12: 0.0462 REMARK 3 T13: -0.0168 T23: 0.0044 REMARK 3 L TENSOR REMARK 3 L11: 0.3239 L22: 0.7814 REMARK 3 L33: 0.6937 L12: -0.3539 REMARK 3 L13: -0.2723 L23: 0.6292 REMARK 3 S TENSOR REMARK 3 S11: 0.0841 S12: -0.3706 S13: 0.1973 REMARK 3 S21: 0.2216 S22: 0.0207 S23: 0.4442 REMARK 3 S31: -0.2007 S32: -0.2616 S33: -0.0008 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 687 THROUGH 737 ) REMARK 3 ORIGIN FOR THE GROUP (A): 20.2571 33.4873 30.8271 REMARK 3 T TENSOR REMARK 3 T11: 0.2263 T22: 0.2498 REMARK 3 T33: 0.2550 T12: -0.0219 REMARK 3 T13: -0.0179 T23: -0.0544 REMARK 3 L TENSOR REMARK 3 L11: 0.6267 L22: 1.4805 REMARK 3 L33: 1.1664 L12: 0.3684 REMARK 3 L13: -0.5009 L23: 0.7349 REMARK 3 S TENSOR REMARK 3 S11: -0.0503 S12: 0.0472 S13: -0.2591 REMARK 3 S21: -0.0950 S22: 0.1118 S23: -0.3680 REMARK 3 S31: 0.0899 S32: 0.0499 S33: 0.0017 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 738 THROUGH 779 ) REMARK 3 ORIGIN FOR THE GROUP (A): 15.0640 31.1710 27.8389 REMARK 3 T TENSOR REMARK 3 T11: 0.2529 T22: 0.3287 REMARK 3 T33: 0.2402 T12: -0.0215 REMARK 3 T13: -0.0141 T23: -0.0960 REMARK 3 L TENSOR REMARK 3 L11: 2.0250 L22: 1.7791 REMARK 3 L33: 1.0010 L12: -0.2947 REMARK 3 L13: 0.1984 L23: -0.6095 REMARK 3 S TENSOR REMARK 3 S11: 0.0465 S12: 0.2189 S13: -0.6933 REMARK 3 S21: -0.2733 S22: 0.0730 S23: 0.3934 REMARK 3 S31: 0.3472 S32: -0.4516 S33: 0.0628 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6NYC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-FEB-19. REMARK 100 THE DEPOSITION ID IS D_1000239663. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-NOV-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.8 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) : 0.98066 REMARK 200 MONOCHROMATOR : SAGITALLY FOCUSED SI(111) REMARK 200 OPTICS : MONOCHROMATOR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : SBC-3 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10420 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.893 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 86.5 REMARK 200 DATA REDUNDANCY : 7.200 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.93 REMARK 200 COMPLETENESS FOR SHELL (%) : 47.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.30 REMARK 200 R MERGE FOR SHELL (I) : 0.37900 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 1RSY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG-MME 2000, 0.1 M BIS-TRIS REMARK 280 PROPANE PH 6.8, 0.1 M NACL, 0.5 MM TCEP, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 34.01900 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 34.01900 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 21.28600 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 50.57050 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 21.28600 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 50.57050 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 34.01900 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 21.28600 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 50.57050 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 34.01900 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 21.28600 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 50.57050 REMARK 290 SMTRY3 8 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 GLU A 673 REMARK 465 PHE A 674 REMARK 465 ALA A 675 REMARK 465 VAL A 676 REMARK 465 LYS A 677 REMARK 465 GLN A 678 REMARK 465 SER A 679 REMARK 465 VAL A 680 REMARK 465 LEU A 681 REMARK 465 ASP A 682 REMARK 465 GLY A 683 REMARK 465 THR A 684 REMARK 465 SER A 685 REMARK 465 LYS A 686 REMARK 465 LYS A 706 REMARK 465 THR A 707 REMARK 465 SER A 764 REMARK 465 ARG A 765 REMARK 465 VAL A 766 REMARK 465 LYS A 767 REMARK 465 GLN A 768 REMARK 465 ARG A 769 REMARK 465 PHE A 770 REMARK 465 LYS A 771 REMARK 465 ARG A 772 REMARK 465 THR A 802 REMARK 465 ASP A 803 REMARK 465 LYS A 804 REMARK 465 SER A 805 REMARK 465 ALA A 806 REMARK 465 LYS A 820 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 711 80.00 -117.67 REMARK 500 ASN A 746 116.31 -165.55 REMARK 500 SER A 789 -151.15 -72.52 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 CL A 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 902 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue B3P A 903 DBREF 6NYC A 675 820 UNP Q62768 UN13A_RAT 675 820 SEQADV 6NYC GLU A 673 UNP Q62768 EXPRESSION TAG SEQADV 6NYC PHE A 674 UNP Q62768 EXPRESSION TAG SEQADV 6NYC TRP A 756 UNP Q62768 LEU 756 ENGINEERED MUTATION SEQRES 1 A 148 GLU PHE ALA VAL LYS GLN SER VAL LEU ASP GLY THR SER SEQRES 2 A 148 LYS TRP SER ALA LYS ILE SER ILE THR VAL VAL CYS ALA SEQRES 3 A 148 GLN GLY LEU GLN ALA LYS ASP LYS THR GLY SER SER ASP SEQRES 4 A 148 PRO TYR VAL THR VAL GLN VAL GLY LYS THR LYS LYS ARG SEQRES 5 A 148 THR LYS THR ILE TYR GLY ASN LEU ASN PRO VAL TRP GLU SEQRES 6 A 148 GLU ASN PHE HIS PHE GLU CYS HIS ASN SER SER ASP ARG SEQRES 7 A 148 ILE LYS VAL ARG VAL TRP ASP GLU ASP ASP ASP ILE LYS SEQRES 8 A 148 SER ARG VAL LYS GLN ARG PHE LYS ARG GLU SER ASP ASP SEQRES 9 A 148 PHE LEU GLY GLN THR ILE ILE GLU VAL ARG THR LEU SER SEQRES 10 A 148 GLY GLU MET ASP VAL TRP TYR ASN LEU ASP LYS ARG THR SEQRES 11 A 148 ASP LYS SER ALA VAL SER GLY ALA ILE ARG LEU HIS ILE SEQRES 12 A 148 SER VAL GLU ILE LYS HET CL A 901 1 HET CL A 902 1 HET B3P A 903 45 HETNAM CL CHLORIDE ION HETNAM B3P 2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)- HETNAM 2 B3P PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL FORMUL 2 CL 2(CL 1-) FORMUL 4 B3P C11 H26 N2 O6 FORMUL 5 HOH *20(H2 O) HELIX 1 AA1 ARG A 786 LEU A 788 5 3 SHEET 1 AA1 4 VAL A 735 CYS A 744 0 SHEET 2 AA1 4 ALA A 689 GLN A 699 -1 N ILE A 693 O PHE A 740 SHEET 3 AA1 4 ALA A 810 GLU A 818 -1 O ARG A 812 N CYS A 697 SHEET 4 AA1 4 GLU A 791 ASN A 797 -1 N VAL A 794 O LEU A 813 SHEET 1 AA2 4 THR A 721 ARG A 724 0 SHEET 2 AA2 4 PRO A 712 VAL A 718 -1 N VAL A 716 O LYS A 723 SHEET 3 AA2 4 ARG A 750 ASP A 757 -1 O TRP A 756 N TYR A 713 SHEET 4 AA2 4 ASP A 776 GLU A 784 -1 O LEU A 778 N VAL A 755 SITE 1 AC1 3 LYS A 722 ARG A 754 HOH A1003 SITE 1 AC2 1 GLN A 699 SITE 1 AC3 12 TYR A 713 LYS A 722 ARG A 724 GLY A 730 SITE 2 AC3 12 TRP A 756 GLU A 758 GLU A 773 SER A 774 SITE 3 AC3 12 ASP A 775 HOH A1005 HOH A1006 HOH A1010 CRYST1 42.572 101.141 68.038 90.00 90.00 90.00 C 2 2 21 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 0.023490 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009887 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014698 0.00000