PDB Short entry for 2ARV HEADER HORMONE/GROWTH FACTOR 22-AUG-05 2ARV TITLE STRUCTURE OF HUMAN ACTIVIN A COMPND MOL_ID: 1; COMPND 2 MOLECULE: INHIBIN BETA A CHAIN; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: ACTIVIN BETA-A CHAIN, ERYTHROID DIFFERENTIATION PROTEIN, COMPND 5 EDF; COMPND 6 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: INHBA; 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: PBAT4 KEYWDS HOMODIMER, CYSTINE KNOT, DISULFIDE LINKED, HORMONE-GROWTH FACTOR KEYWDS 2 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.E.HARRINGTON,S.A.MORRIS-TRIGGS,B.T.RUOTOLO,C.V.ROBINSON,S.OHNUMA, AUTHOR 2 M.HYVONEN REVDAT 5 23-AUG-23 2ARV 1 REMARK REVDAT 4 13-JUL-11 2ARV 1 VERSN REVDAT 3 24-FEB-09 2ARV 1 VERSN REVDAT 2 28-MAR-06 2ARV 1 JRNL REVDAT 1 07-MAR-06 2ARV 0 JRNL AUTH A.E.HARRINGTON,S.A.MORRIS-TRIGGS,B.T.RUOTOLO,C.V.ROBINSON, JRNL AUTH 2 S.OHNUMA,M.HYVONEN JRNL TITL STRUCTURAL BASIS FOR THE INHIBITION OF ACTIVIN SIGNALLING BY JRNL TITL 2 FOLLISTATIN JRNL REF EMBO J. V. 25 1035 2006 JRNL REFN ISSN 0261-4189 JRNL PMID 16482217 JRNL DOI 10.1038/SJ.EMBOJ.7601000 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0003 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.20 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 93.7 REMARK 3 NUMBER OF REFLECTIONS : 22157 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) : 0.218 REMARK 3 R VALUE (WORKING SET) : 0.216 REMARK 3 FREE R VALUE : 0.259 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1151 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.05 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1350 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 78.56 REMARK 3 BIN R VALUE (WORKING SET) : 0.2550 REMARK 3 BIN FREE R VALUE SET COUNT : 64 REMARK 3 BIN FREE R VALUE : 0.3420 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1744 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 55 REMARK 3 SOLVENT ATOMS : 54 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 50.62 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.31000 REMARK 3 B22 (A**2) : -0.07000 REMARK 3 B33 (A**2) : 1.39000 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): 0.160 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.156 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.114 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.949 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.951 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.931 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1858 ; 0.016 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2503 ; 1.381 ; 1.956 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 221 ; 6.703 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 82 ;33.931 ;24.390 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 308 ;18.983 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ;25.176 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 251 ; 0.135 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1380 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 704 ; 0.271 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1241 ; 0.326 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 67 ; 0.229 ; 0.200 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): 61 ; 0.262 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 6 ; 0.103 ; 0.200 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): 1134 ; 6.511 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1780 ; 7.935 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 833 ; 7.966 ; 2.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 722 ;10.048 ; 3.000 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 NUMBER OF DIFFERENT NCS GROUPS : 1 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : B A REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 B 1 B 116 4 REMARK 3 1 A 1 A 116 4 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 MEDIUM POSITIONAL 1 B (A): 829 ; 0.88 ; 0.50 REMARK 3 MEDIUM THERMAL 1 B (A**2): 829 ; 8.37 ; 2.00 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 REMARK 4 REMARK 4 2ARV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-SEP-05. REMARK 100 THE DEPOSITION ID IS D_1000034239. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JUL-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : BM14 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.978847 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24229 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 29.200 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : 0.06500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> 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: PDB ENTRY 1S4Y REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 64.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULPHATE, PEG300, NA-HEPES, REMARK 280 PH 7.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 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,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 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+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 0.00000 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 0.00000 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 31.78600 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 48.12350 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 59.01900 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 31.78600 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 48.12350 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 59.01900 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 31.78600 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 48.12350 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 59.01900 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 31.78600 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 48.12350 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 59.01900 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 300 REMARK: THE BIOLOGICAL UNIT IS A HOMODIMER AS FOUND IN THE REMARK 300 ASYMMETRIC UNIT 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4380 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13070 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -65.0 KCAL/MOL 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 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 HIS B 47 REMARK 465 ILE B 48 REMARK 465 ALA B 49 REMARK 465 GLY B 50 REMARK 465 THR B 51 REMARK 465 SER B 52 REMARK 465 GLY B 53 REMARK 465 SER B 54 REMARK 465 SER B 55 REMARK 465 LEU B 56 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OH TYR B 66 O HOH B 129 2.15 REMARK 500 REMARK 500 REMARK: NULL 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 12 CA - CB - SG ANGL. DEV. = 7.3 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 CYS A 11 119.87 -37.86 REMARK 500 ASN A 38 169.17 68.71 REMARK 500 CYS A 44 71.53 -118.15 REMARK 500 GLN A 98 1.29 108.97 REMARK 500 ASN B 38 171.12 61.09 REMARK 500 ASP B 96 -5.04 -54.93 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 117 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 118 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 119 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 120 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 1PG B 117 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 121 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 122 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 123 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2ARP RELATED DB: PDB REMARK 900 COMPLEX OF ACTIVIN A WITH FOLLISTATIN DBREF 2ARV A 1 116 UNP P08476 INHBA_HUMAN 311 426 DBREF 2ARV B 1 116 UNP P08476 INHBA_HUMAN 311 426 SEQRES 1 A 116 GLY LEU GLU CYS ASP GLY LYS VAL ASN ILE CYS CYS LYS SEQRES 2 A 116 LYS GLN PHE PHE VAL SER PHE LYS ASP ILE GLY TRP ASN SEQRES 3 A 116 ASP TRP ILE ILE ALA PRO SER GLY TYR HIS ALA ASN TYR SEQRES 4 A 116 CYS GLU GLY GLU CYS PRO SER HIS ILE ALA GLY THR SER SEQRES 5 A 116 GLY SER SER LEU SER PHE HIS SER THR VAL ILE ASN HIS SEQRES 6 A 116 TYR ARG MET ARG GLY HIS SER PRO PHE ALA ASN LEU LYS SEQRES 7 A 116 SER CYS CYS VAL PRO THR LYS LEU ARG PRO MET SER MET SEQRES 8 A 116 LEU TYR TYR ASP ASP GLY GLN ASN ILE ILE LYS LYS ASP SEQRES 9 A 116 ILE GLN ASN MET ILE VAL GLU GLU CYS GLY CYS SER SEQRES 1 B 116 GLY LEU GLU CYS ASP GLY LYS VAL ASN ILE CYS CYS LYS SEQRES 2 B 116 LYS GLN PHE PHE VAL SER PHE LYS ASP ILE GLY TRP ASN SEQRES 3 B 116 ASP TRP ILE ILE ALA PRO SER GLY TYR HIS ALA ASN TYR SEQRES 4 B 116 CYS GLU GLY GLU CYS PRO SER HIS ILE ALA GLY THR SER SEQRES 5 B 116 GLY SER SER LEU SER PHE HIS SER THR VAL ILE ASN HIS SEQRES 6 B 116 TYR ARG MET ARG GLY HIS SER PRO PHE ALA ASN LEU LYS SEQRES 7 B 116 SER CYS CYS VAL PRO THR LYS LEU ARG PRO MET SER MET SEQRES 8 B 116 LEU TYR TYR ASP ASP GLY GLN ASN ILE ILE LYS LYS ASP SEQRES 9 B 116 ILE GLN ASN MET ILE VAL GLU GLU CYS GLY CYS SER HET SO4 A 117 5 HET SO4 A 118 5 HET SO4 A 119 5 HET SO4 A 120 5 HET GOL A 121 6 HET GOL A 122 6 HET GOL A 123 6 HET 1PG B 117 17 HETNAM SO4 SULFATE ION HETNAM GOL GLYCEROL HETNAM 1PG 2-(2-{2-[2-(2-METHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)- HETNAM 2 1PG ETHANOL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 SO4 4(O4 S 2-) FORMUL 7 GOL 3(C3 H8 O3) FORMUL 10 1PG C11 H24 O6 FORMUL 11 HOH *54(H2 O) HELIX 1 1 PRO A 45 ALA A 49 5 5 HELIX 2 2 SER A 57 ARG A 69 1 13 HELIX 3 3 SER B 57 ARG B 69 1 13 SHEET 1 A 2 CYS A 12 LYS A 14 0 SHEET 2 A 2 TYR A 39 GLU A 41 -1 O TYR A 39 N LYS A 14 SHEET 1 B 2 PHE A 17 SER A 19 0 SHEET 2 B 2 GLY A 34 HIS A 36 -1 O TYR A 35 N VAL A 18 SHEET 1 C 3 ILE A 29 ALA A 31 0 SHEET 2 C 3 CYS A 81 ASP A 95 -1 O LEU A 92 N ALA A 31 SHEET 3 C 3 ASN A 99 CYS A 115 -1 O ILE A 101 N TYR A 93 SHEET 1 D 2 THR A 51 SER A 52 0 SHEET 2 D 2 SER A 55 LEU A 56 -1 O SER A 55 N SER A 52 SHEET 1 E 3 LEU B 2 GLU B 3 0 SHEET 2 E 3 CYS B 12 LYS B 14 1 O LYS B 13 N LEU B 2 SHEET 3 E 3 TYR B 39 GLU B 41 -1 O TYR B 39 N LYS B 14 SHEET 1 F 2 PHE B 17 SER B 19 0 SHEET 2 F 2 GLY B 34 HIS B 36 -1 O TYR B 35 N VAL B 18 SHEET 1 G 3 ILE B 29 ALA B 31 0 SHEET 2 G 3 CYS B 81 TYR B 94 -1 O LEU B 92 N ALA B 31 SHEET 3 G 3 ILE B 100 CYS B 115 -1 O GLU B 112 N THR B 84 SSBOND 1 CYS A 4 CYS A 12 1555 1555 2.13 SSBOND 2 CYS A 11 CYS A 81 1555 1555 2.06 SSBOND 3 CYS A 40 CYS A 113 1555 1555 2.01 SSBOND 4 CYS A 44 CYS A 115 1555 1555 2.09 SSBOND 5 CYS A 80 CYS B 80 1555 1555 2.06 SSBOND 6 CYS B 4 CYS B 12 1555 1555 2.05 SSBOND 7 CYS B 11 CYS B 81 1555 1555 2.06 SSBOND 8 CYS B 40 CYS B 113 1555 1555 2.00 SSBOND 9 CYS B 44 CYS B 115 1555 1555 2.04 CISPEP 1 ALA A 31 PRO A 32 0 -3.37 CISPEP 2 SER A 72 PRO A 73 0 7.23 CISPEP 3 ALA B 31 PRO B 32 0 1.68 SITE 1 AC1 6 LYS A 14 GLN A 15 HIS A 65 ARG A 69 SITE 2 AC1 6 TRP B 25 HOH B 124 SITE 1 AC2 6 GLY A 1 LYS A 21 SER A 33 GLY A 53 SITE 2 AC2 6 SER A 54 HOH A 159 SITE 1 AC3 7 LYS A 7 ALA A 31 PRO A 32 SER A 90 SITE 2 AC3 7 MET A 91 SO4 A 120 HOH A 136 SITE 1 AC4 5 ASN A 9 SER A 90 LYS A 102 SO4 A 119 SITE 2 AC4 5 HOH A 127 SITE 1 AC5 4 PHE A 16 PHE A 17 THR A 61 HOH B 133 SITE 1 AC6 9 GLY A 1 LEU A 2 ILE A 10 CYS A 11 SITE 2 AC6 9 ILE A 48 THR A 51 GLY A 53 CYS A 113 SITE 3 AC6 9 HOH A 125 SITE 1 AC7 2 PRO A 45 SER A 46 SITE 1 AC8 6 GLY A 50 THR A 51 SER A 57 SER A 60 SITE 2 AC8 6 THR A 84 CYS A 115 CRYST1 63.572 96.247 118.038 90.00 90.00 90.00 I 2 2 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 0.015730 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010390 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008472 0.00000