HEADER IMMUNE SYSTEM 20-SEP-20 7AFV TITLE CRYSTAL STRUCTURE OF TETRAMERIC BETA-2-MICROGLOBULIN DELTAN6 S52C TITLE 2 STABILIZED BY A COVALENT LIGAND COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 3 CHAIN: A, B; COMPND 4 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: B2M, CDABP0092, HDCMA22P; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS BETA-2-MICROGLOBULIN, TETRAMER, COVALENT INHIBITOR, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR N.GUTHERTZ,E.CAWOOD,T.KARAMANOS REVDAT 4 16-OCT-24 7AFV 1 REMARK REVDAT 3 31-JAN-24 7AFV 1 REMARK REVDAT 2 16-DEC-20 7AFV 1 JRNL REVDAT 1 09-DEC-20 7AFV 0 JRNL AUTH E.E.CAWOOD,N.GUTHERTZ,J.S.EBO,T.K.KARAMANOS,S.E.RADFORD, JRNL AUTH 2 A.J.WILSON JRNL TITL MODULATION OF AMYLOIDOGENIC PROTEIN SELF-ASSEMBLY USING JRNL TITL 2 TETHERED SMALL MOLECULES. JRNL REF J.AM.CHEM.SOC. V. 142 20845 2020 JRNL REFN ESSN 1520-5126 JRNL PMID 33253560 JRNL DOI 10.1021/JACS.0C10629 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0258 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 61.92 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 8519 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) : 0.236 REMARK 3 R VALUE (WORKING SET) : 0.233 REMARK 3 FREE R VALUE : 0.288 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 452 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) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.47 REMARK 3 REFLECTION IN BIN (WORKING SET) : 626 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.55 REMARK 3 BIN R VALUE (WORKING SET) : 0.3700 REMARK 3 BIN FREE R VALUE SET COUNT : 34 REMARK 3 BIN FREE R VALUE : 0.4680 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1488 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 40 REMARK 3 SOLVENT ATOMS : 33 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 74.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.70000 REMARK 3 B22 (A**2) : -1.70000 REMARK 3 B33 (A**2) : 3.39000 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): 0.473 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.302 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.322 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 14.782 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.948 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.925 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1576 ; 0.007 ; 0.013 REMARK 3 BOND LENGTHS OTHERS (A): 1366 ; 0.001 ; 0.017 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2123 ; 1.553 ; 1.684 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3189 ; 1.144 ; 1.617 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 171 ; 7.843 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 88 ;32.399 ;23.409 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 257 ;17.006 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ;25.823 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 187 ; 0.051 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1689 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 335 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 700 ; 5.621 ; 7.677 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 699 ; 5.623 ; 7.677 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 865 ; 8.652 ;11.508 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NCS TYPE: LOCAL REMARK 3 NUMBER OF DIFFERENT NCS PAIRS : 2 REMARK 3 GROUP CHAIN1 RANGE CHAIN2 RANGE COUNT RMS WEIGHT REMARK 3 1 A 6 51 B 6 51 1029 0.190 0.050 REMARK 3 2 A 53 96 B 53 96 980 0.160 0.050 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : 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 U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 7AFV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 21-SEP-20. REMARK 100 THE DEPOSITION ID IS D_1292111280. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-FEB-20 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I24 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XSCALE, XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8519 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 61.920 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 23.00 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.53 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 1.91300 REMARK 200 R SYM FOR SHELL (I) : 0.39900 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: PHASER REMARK 200 STARTING MODEL: 2YXF REMARK 200 REMARK 200 REMARK: 2 MOLECULES IN THE ASYMMETRIC UNIT REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.16 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: DROP PROTEIN VOLUME 0.2 UL DROP WELL REMARK 280 VOLUME 0.1 UL 0.04 M PORPHEUS ALCOHOL MIX (COMPLEX INGREDIENT) REMARK 280 0.1 M MORPHEUS BUFFER SYSTEM 3 PH 8.5 (BUFFER) 31 %W/V MORPHEUS REMARK 280 PRECIPITANT MIX 4 (PRECIPITANT) STOCK SOLUTIONS: PORPHEUS REMARK 280 ALCOHOL MIX 0.2 M 1,6-HEXANEDIOL, 0.2 M 1-BUTANOL, 0.2 M (RS)-1, REMARK 280 2-PROPANEDIOL, 0.2 M 2-PROPANOL, 0.2 M 1,4-BUTANEDIOL, 0.2 M 1,3- REMARK 280 PROPANEDIOL (FOR A FINAL CONCENTRATION OF 6.7 MM OF 1,6- REMARK 280 HEXANEDIOL, 1-BUTANOL, (RS)-1,2-PROPANEDIOL, 2-PROPANOL, 1,4- REMARK 280 BUTANEDIOL, 1,3-PROPANEDIOL) MORPHEUS BUFFER SYSTEM 3 PH 8.5 1M REMARK 280 TRIS AND 1M BICINE (FOR A FINAL CONCENTRATION OF 39.1 MM BICINE REMARK 280 PH = 5.03 AND 60.9 M TRIS PH = 10.83) MORPHEUS PRECIPITANT MIX REMARK 280 25% W/V PEG 3350, 25% W/V PEG 1000, 25% V/V MPD (FOR A FINAL REMARK 280 CONCENTRATION OF 7.75% W/V PEG 1000, 7.75% W/V PEG 3350 AND 7.75% REMARK 280 V/V MPD), VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 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 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 28.22900 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 43.78600 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 43.78600 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 42.34350 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 43.78600 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 43.78600 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 14.11450 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 43.78600 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 43.78600 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 42.34350 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 43.78600 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 43.78600 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 14.11450 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 28.22900 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: TETRAMER REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 28.22900 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 VAL B 85 REMARK 465 THR B 86 REMARK 465 LEU B 87 REMARK 465 SER B 88 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 CYS A 52 C - N - CA ANGL. DEV. = 34.5 DEGREES REMARK 500 HIS B 51 CA - C - N ANGL. DEV. = -19.1 DEGREES REMARK 500 HIS B 51 O - C - N ANGL. DEV. = 16.5 DEGREES 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 HIS A 31 85.64 63.33 REMARK 500 SER A 33 -118.97 65.32 REMARK 500 ASP A 34 38.06 -98.24 REMARK 500 HIS B 31 -176.75 67.31 REMARK 500 ASP B 34 49.20 -100.05 REMARK 500 ASN B 83 -159.93 -127.52 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 CYS A 52 11.10 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 216 DISTANCE = 6.91 ANGSTROMS DBREF 7AFV A 7 96 UNP P61769 B2MG_HUMAN 27 116 DBREF 7AFV B 7 96 UNP P61769 B2MG_HUMAN 27 116 SEQADV 7AFV MET A 6 UNP P61769 INITIATING METHIONINE SEQADV 7AFV CYS A 52 UNP P61769 SER 72 ENGINEERED MUTATION SEQADV 7AFV MET B 6 UNP P61769 INITIATING METHIONINE SEQADV 7AFV CYS B 52 UNP P61769 SER 72 ENGINEERED MUTATION SEQRES 1 A 91 MET ILE GLN VAL TYR SER ARG HIS PRO ALA GLU ASN GLY SEQRES 2 A 91 LYS SER ASN PHE LEU ASN CYS TYR VAL SER GLY PHE HIS SEQRES 3 A 91 PRO SER ASP ILE GLU VAL ASP LEU LEU LYS ASN GLY GLU SEQRES 4 A 91 ARG ILE GLU LYS VAL GLU HIS CYS ASP LEU SER PHE SER SEQRES 5 A 91 LYS ASP TRP SER PHE TYR LEU LEU TYR TYR THR GLU PHE SEQRES 6 A 91 THR PRO THR GLU LYS ASP GLU TYR ALA CYS ARG VAL ASN SEQRES 7 A 91 HIS VAL THR LEU SER GLN PRO LYS ILE VAL LYS TRP ASP SEQRES 1 B 91 MET ILE GLN VAL TYR SER ARG HIS PRO ALA GLU ASN GLY SEQRES 2 B 91 LYS SER ASN PHE LEU ASN CYS TYR VAL SER GLY PHE HIS SEQRES 3 B 91 PRO SER ASP ILE GLU VAL ASP LEU LEU LYS ASN GLY GLU SEQRES 4 B 91 ARG ILE GLU LYS VAL GLU HIS CYS ASP LEU SER PHE SER SEQRES 5 B 91 LYS ASP TRP SER PHE TYR LEU LEU TYR TYR THR GLU PHE SEQRES 6 B 91 THR PRO THR GLU LYS ASP GLU TYR ALA CYS ARG VAL ASN SEQRES 7 B 91 HIS VAL THR LEU SER GLN PRO LYS ILE VAL LYS TRP ASP HET TRS A 101 8 HET SJK A 102 16 HET SJK B 101 16 HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETNAM SJK 5-OXIDANYLIDENE-~{N}-(2-SULFANYLETHYL)-2,3-DIHYDRO-[1, HETNAM 2 SJK 3]THIAZOLO[3,2-A]PYRIMIDINE-6-CARBOXAMIDE HETSYN TRS TRIS BUFFER FORMUL 3 TRS C4 H12 N O3 1+ FORMUL 4 SJK 2(C9 H11 N3 O2 S2) FORMUL 6 HOH *33(H2 O) HELIX 1 AA1 SER B 57 ASP B 59 5 3 SHEET 1 AA1 4 ILE A 7 SER A 11 0 SHEET 2 AA1 4 ASN A 21 PHE A 30 -1 O TYR A 26 N GLN A 8 SHEET 3 AA1 4 SER A 61 PHE A 70 -1 O TYR A 66 N CYS A 25 SHEET 4 AA1 4 GLU A 50 PHE A 56 -1 N LEU A 54 O TYR A 63 SHEET 1 AA2 4 GLU A 44 ARG A 45 0 SHEET 2 AA2 4 GLU A 36 LYS A 41 -1 N LYS A 41 O GLU A 44 SHEET 3 AA2 4 TYR A 78 ASN A 83 -1 O ARG A 81 N ASP A 38 SHEET 4 AA2 4 LYS A 91 LYS A 94 -1 O LYS A 91 N VAL A 82 SHEET 1 AA3 4 ILE B 7 SER B 11 0 SHEET 2 AA3 4 ASN B 21 PHE B 30 -1 O ASN B 24 N TYR B 10 SHEET 3 AA3 4 SER B 61 PHE B 70 -1 O PHE B 70 N ASN B 21 SHEET 4 AA3 4 GLU B 50 PHE B 56 -1 N LEU B 54 O TYR B 63 SHEET 1 AA4 4 GLU B 44 ARG B 45 0 SHEET 2 AA4 4 GLU B 36 LYS B 41 -1 N LYS B 41 O GLU B 44 SHEET 3 AA4 4 TYR B 78 ASN B 83 -1 O ARG B 81 N ASP B 38 SHEET 4 AA4 4 LYS B 91 LYS B 94 -1 O VAL B 93 N CYS B 80 SSBOND 1 CYS A 25 CYS A 80 1555 1555 2.01 SSBOND 2 CYS B 25 CYS B 80 1555 1555 2.02 LINK SG CYS A 52 S2 SJK A 102 1555 1555 2.17 LINK SG CYS B 52 S2 SJK B 101 1555 1555 2.14 CRYST1 87.572 87.572 56.458 90.00 90.00 90.00 P 43 21 2 16 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 0.011419 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011419 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017712 0.00000